test mcqs file

52
Which of the following storage devices can store maximum amount of data? A. Floppy Disk B. Hard Disk C. Compact Disk D. Magneto Optic Disk Ans : B Which number system is usually followed in a typical 32-bit computer? A. 2 B. 10 C. 16 D. 32 ANS: B _____________ is the most efficient method to reduce the duplication of data. a. Duplication b. Normalisation c. Empty fields d. None of these ANS: B Which device is used as the standard pointing device in a Graphical User Environment? A. Keyboard B. Mouse C. Joystick D. Track ball ANS: B When a key is pressed on the keyboard, which standard is used for converting the keystroke into the corresponding bits? A. ANSI B. ASCII C. EBCDIC D. ISO ANS:B Which technology is used in Compact disks? A. Mechanical B. Electrical C. Electro Magnetic D. Laser ANS: . Which of the following are the best units of data on an external storage device? A. Bits B. Bytes C. Hertz D. Clock cycles

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Page 1: Test Mcqs File

Which of the following storage devices can store maximum amount of data?

A. Floppy Disk

B. Hard Disk

C. Compact Disk

D. Magneto Optic Disk

Ans : B

Which number system is usually followed in a typical 32-bit computer?

A. 2

B. 10

C. 16

D. 32

ANS: B

_____________ is the most efficient method to reduce the duplication of data.

a. Duplication

b. Normalisation

c. Empty fields

d. None of these

ANS: B

Which device is used as the standard pointing device in a Graphical User Environment?

A. Keyboard B. Mouse

C. Joystick D. Track ball

ANS: B

When a key is pressed on the keyboard, which standard is used for converting the keystroke into

the corresponding bits?

A. ANSI

B. ASCII

C. EBCDIC

D. ISO

ANS:B

Which technology is used in Compact disks?

A. Mechanical

B. Electrical

C. Electro Magnetic

D. Laser

ANS:

. Which of the following are the best units of data on an external storage device?

A. Bits

B. Bytes

C. Hertz

D. Clock cycles

Page 2: Test Mcqs File

ANS:B

BCD uses.... bits ??

a. a byte

b. a nibble

c. 6 bits

d. 2 bytes

ANS: B

The Third Generation Computer was made with ………….

A. Vacuum Tube B. Discrete Components

C. IC D. Bio Chips

ANS: C

What do you call a single point on a computer screen

A. Cell B. Element

C. Pixel D. Bit

ANS: C

What type of printers are Dot Matrix Printers?

A. Laser

B. Inkjet

C. Impact

D.. Drum

ANS:C

the BIOS is the abbreviation of ………….

A. Basic Input Output System B. Best Input Output System

C. Basic Input Output Symbol D. Base Input Output System

ANS: A

An example of Last-In-First-Out (LIFO) data structure is a:

(a) Class

(b) List

(c) Stack

(d) Tree

(e) None of these

ANS:C

When all access and processing is done in one location, a computer system is said to be

(a) networked

(b) distributed

(c) centralized

(d) linked

ANS:C

Page 3: Test Mcqs File

Modulator-demodulator is a device that converts:

A. Digital signal into analog signal

B. Analog signal into digital signal

C. Both A and B

D. None of the above

ANS: C

AWT stands for:

(a) Abstract Window Technique

(b) Abstract Window Toolkit

(c) Actual Window Technique

(d) Added Window Toolkit

(e) None of these

ANS:B

Animator, 3D Studio, Corel Draw and Flash are………….

A. Word processors B. Spreadsheet packages

C. Multimedia S/W D. None of the above

ANS:C

Which is not an internet protocol?

A. HTTP

B. FTP

C. STP

D. IP

ANS: C

The digital signals can be represented by

A. Binary Codes B. 0 and 1

C. High and Low D. all of the above

ANS: D

Through which device the main components of the computer communicate with each other?

A. Keyboard B. System Bus

C. Monitor D. Memory

ANS:B

GIF images can have only upto _______ colors.

(a) 128

(b) 256

(c) 512

(d) 1024

(e) None of these

ANS: B

Page 4: Test Mcqs File

Which of the following statement is not correct?

(A) Computer is capable of processing only digital signal

(B) Computer is capable of analysing both quantitative and qualitative data

(C) Appropriate software is required for processing the data

(D) Computer is capable of processing digital as well as analog signals

ANS:A

What is the capacity of a 3.5” Floppy Disk?

A. 360KB

B. 720KB

C. 1.2MB

D. 1.44MB

ANS:D

Which of the following is the appropriate definition of Information Technology?

(A) Information Technology refers to the use of hardware and software for processing

information

(B) Information Technology refers to the use of hardware and software for distribution of useful

information

(C) Information Technology refers to the use of hardware and software for storage, retrieval,

processing and distributing information of many kinds

(D) Information Technology refers to the use of principles of Physical sciences and Social

sciences for processing of information of many kinds

ANS:B

UNIVAC is

A) Universal Automatic Computer B) Universal Array Computer

C) Unique Automatic Computer D) Unvalued Automatic Computer

ANS:A

The two major types of computer chips are

A) External memory chip B) Primary memory chip

C) Microprocessor chip D) Both b and c

ANS:D

The basic operations performed by a computer are

A) Arithmetic operation B) Logical operation C) Storage and relative

D) All the above

ANS: D

Which statement is valid?

A. 1 KB = 8 bytes B. 1 MB = 8 KB

C. 1 KB = 1024 bytes D. 1 MB = 1024 bytes

ANS: C

Page 5: Test Mcqs File

in database, a(n) ____ field is a group of related fields.

(a) Table (b) Key (c) Record

(d) Primery field (e) Non of these

ANS: C

A Personal Computer (PC) is a …………….. Computer.

A. Super

B. Main Frame

C. Mini

D. Micro

ANS:D

WAN stands for

A) Wap Area Network

B) Wide Area Network

C) Wide Array Net

D) Wireless Area Network

ANS:B

ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?

A) Extended Binary Coded Decimal Interchange Code

B) Extended Bit Code Decimal Interchange Code

C) Extended Bit Case Decimal Interchange Code

D) Extended Binary Case Decimal Interchange Code

ANS:A

A common boundary between two systems is called

A. Interdiction

B. Interface

C. Surface

D. None of the above

ANS:B

A single packet on a data link is known as

A. Path

B. Frame

C. Block

D. Group

ANS:B

A computer program that converts assembly language to machine language is?

A. Compiler

B. Interpreter

C. Assembler

D. Comparator

ANS:C

Page 6: Test Mcqs File

Binary numbers need more places for counting because

A. They are always big numbers

B. Any no. of 0's can be added in front of them

C. Binary base is small

D. 0's and l's have to be properly spaced apart

ANS:C

Which part interprets program instructions and initiate control operations.

A. Input

B. Storage unit

C. Logic unit

D. Control unit

E. None of the above

ANS:D

The section of the CPU that selects, interprets and sees to the execution of program instructions

A. Memory

B. Register unit

C. Control unit

D. ALU

ANS:C

Which of the following computer language is used for artificial intelligence?

A. FORTRAN

B. PROLOG

C. C

D. COBOL

E. None of the above

ANS:B

Microprocessors as switching devices are for which generation computers

A) First Generation B) Second Generation

C) Third Generation D) Fourth Generation

ANS:D

How was the generation of computer classified?

A. by the device used in memory & processor

B. by the speed of computer

C. by the model of the computer

D. by the accuracy of computer

ANS: A

Primary memory stores

A) Data alone

B) Programs alone

Page 7: Test Mcqs File

C) Results alone

D) All of these

ANS:D

Chief component of first generation computer was

A) Transistors B) Vacuum Tubes and Valves C)

Integrated Circuits D) None of above

ANS:B

TCP/IP is called a family of protocols.

EEPROM stand for

a. Electrically Erasable Programmable Read Only Memory

b. Easily Erasable Programmable Read Only Memory

c. Electronic Erasable Programmable Read Only Memory

d. None of the above

ANS:A

ICMP stand for what?

Internet Control Message Protocol

After copying the content how many times can you paste?

A) 1

B) 16

C) 32

D) Many

ANS: D

COMPUTER- stand for "Common Operating Machine Particularly Used for Trade,

Education, and Research"

CD-Rom can store upto.

a.600 MB

b.650 MB

c.600 GB

d.650 GB

ANS: CORRECT ANS: 700MB, BUT ACCORDING THESE OPTION ANS 650GB

The two kinds of main memory are:

A) Primary and secondary B) Random and sequential

C) ROM and RAM D) All of above

ANS: C

Which OS offers only a command line user interface..

Mac OS

Page 8: Test Mcqs File

DOS

Windows

ANS:B

What type of utility is WinZip?

a. File finder b. Antivirus

c. Backup d. File compression

ANS: D

UPS stand for ... ??

Uninterruptible Power Supply.

DVD-ROM can store upto:

a. 8 GB

b. 17 GB

c. 12 GB

ANS: B

The first electronic digital computer was

a. ABC computer

b. ENIAC

c. UNIVAC I

d. Mark I

ANS: B

CAL stand for...

a. Computer Aided Learning

b. Computer Added Learning

ANS: A

The CD-RW stand for ....................???

Compact Disk Re-Writtable

Which of the following statement is correct?

(A) Virus improves the speed of processing information through computer

(B) Internet does not allow the virus to spread

(C) Virus is a part of software

(D) Virus is an operating system

ANS: C

The number of bytes in gigabyte is:

a. One thousand

b.One Million

c. One Billion

d.One Thrillion

ANS: C

Page 9: Test Mcqs File

Can we change MAC address (media access address)?

YES .......?

NO...........?

ANS: NO

Caps Lock is a:

Toggle key

Window key

Function key

Modifier key

ANS: A

A radio signal will travel around the earth in a great circle in …..Second

1/7

1/3

1/5

1/8

ANS: A

What is the default file extension for all Word documents?

a. .txts

b. .word

c. .docs

d. .docx

ANS: D

File compression utilities can reduce the file size by.

10%

60%

80%

100%

ANS:C

Software engineering primary aims on developing

1) reliable software

2) cost effective software

3) reliable and cost effective software

4) none of above

ANS: C

Assertions are conditions which are true at the point of execution

1) always

2) sometimes

3) many times

4)no time

ANS: A

Page 10: Test Mcqs File

Black box testing sometimes called ?

Data Flow testing

Loop Testing

Behavioral Testing

Graph Based Testing

ANS:C

Which of following types of maintainence takes the maximum chunk of total maintainence effort

in a typical life cycle of a software product

1) adaptive maintainence

2) corrective maintainance

3) preventive

4) perfective

ANS: D

Which of the following is not a process metric ?

Productivity

Functionality

Quality

Efficiency

ANS: B

Design phase include

1) data,architectural and procedural designs only

2)architectural , procedural,interface designs only

3) data , architectural and and interface

4) data,architectural,procedural and interface

ANS: D

Which of following is desirable property of module

1) independence

2) Low cohesiveness

3) high coupling

4) multi functional

ANS: A

Which of the following is not a product matrix ?

Size

Reliability

Productivity

Functionality

ANS: C

The model remains operative until the software is retired ?

Waterfall

Page 11: Test Mcqs File

Incremental

Spiral

None of these

ANS: C

White box testing, a software testing technique is sometimes called ?

Basic path

Graph Testing

Dataflow

Glass box testing

ANS: D

RAD is not appropriate when ?

Fast finding already done

Technical risks are high

Testing is not needed

None of above

ANS: B

A physical connection between the microprocessor memory and other parts of the

microcomputer is known as

A) Path B) Address bus

C) Route D) All of the above

ANS: B

At the most detailed level of the Data flow diagram involves which one of following process ?

[A] Functional primitives [B] Data flows

[C] Interfaces [D] Transform descriptions

ANS: D

Which of the following is not a desirable characteristic of SRS document ?

[A] Concise [B] Ambiguous

[C] Traceable [D] Verifiable

ANS: B

Who writes the Software Requirement Specifications Document(SRS) ?

[A] System Developer

[B] System Tester

[C] System Analyst

[D] None of these

ANS: C

Risk analysis of a project is done in

[A] System Analysis phase

[B] Feasibility Study

[C] Implementation phase

Page 12: Test Mcqs File

[D] Maintenance phase

ANS: B

radian of octal number is ------??

a. 64

b. 8

c. 16

d. none of the above

ANS: B

Which of the following is not a font style?

A) Bold

B) Italics

C) Regular

D) Superscript

ANS: D

The database design activity deals with the design of the

[A] Logical database [B] Physical database

[C] Both [A] and [B]

[D] Only [B]

ANS: C

A Pixel is ………

A. A computer program that draws picture

B. A picture stored in secondary memory

C. The smallest resolvable part of a picture

D. None of these

ANS: C

@ was selected for its use in email address in what year?

ANS: 1972

Rad model was projected by?

A) motorola

b) ibm

c) microsoft

d) cisco technology

ANS: B

Who discoverd unix operating systm?

Denis ritche

Who was the father of internet?

Vint cerf

Page 13: Test Mcqs File

How many columns can you insert in a word document in maximum?

a. 35

b. 45

c. 55

d. 65

ANS: 65

What is noise in terms of software development ?

[A] Writing irrelevant statement to the software development in the SRS document

[B] Adding contradictory requirements in SRS document

[C] Writing over-specific requirements

[D] None of these

ANS: A

The oldeest internet search engine among the following is:

a) Google b) MSN Search

c) Yahoo d) Ask.com

ANS: A

Which of the following device use in banks?

Ocr

vdu

micr

laser printer

ANS: A

You can detect spelling and grammar errors in MS word by

a. Press Shift + F7

b. Press Ctrl + F7

c. Press Alt+ F7

d. Press F7

ANS: D

in MS word key F12 opens a

a. Save As dialog box

b. Open dialog box

c. Save dialog box

d. Close dialog box

ANS: A

Ctrl + M in MS word is

a. New Document

b. Close Document

c. Right Indent

d. Left Indent

ANS: D

Page 14: Test Mcqs File

Ctrl + R In MS word is

a. Re-Open the last closed document

b. Re-Print the last printed page

c. Re-Apply the last paragraph formatting

d. Right align the selected Paragraph

ANS: D

Who invented the high level language c?

a. Dennis M. Ritchie

b. Niklaus Writh

c. Seymour Papert

d. Donald Kunth

ANS: A

End of string is indicated by...?

ANS: NULL

A kind of expressions where the operator is present between two operands called .... Expressions

postfix

infix

prefix

none of the above

Ans:B

Which of the following data structures are indexed structures?

a. linear arrays

b. linked lists

c. both of above

d. none of above

ANS: A

Every Avl is

binary tree

complte binary tree

none of thes

binary search tree

ANS: D

An iterative process of system development in which requirements are converted to a working

system that is continually revised through close work between an analyst and user is called

[A] Waterfall modeling

[B] Iterative modeling

[C] Spiral modeling

[D] None of these

ANS: C

Page 15: Test Mcqs File

Which of the following data structure store the homogeneous data elements?

a. Arrays

b. Records

c. Pointers

d. None

ANS: B

Which American Computer Company is called big blue?

a. Microsoft

b. Compaq Corp

c. IBM

d. Tandy Sevenson

ANS: C

……………….. level is where the model becomes compatible executable code

A) Abstract level

B) Application level

C) Implementation level

D) All of the above

ANS: C

Which of the following memories must be refreshed many times per second?

a. Static RAM

b. Dynamic RAM

c. EPROM

d. ROM

ANS: B

Which of the following statements about binary trees is NOT true?

A. Every binary tree has at least one node.

B. Every non-empty tree has exactly one root node.

C. Every node has at most two children.

D. Every non-root node has exactly one parent

ANS:

+ is a . .... Operator

unary

binary

ternary

none of the above

ANS: B

The data structure are indexed structure as

linear arrays

link lists

Page 16: Test Mcqs File

both above

none of these

ANS: A

The location of the element with a given value is which of following

traversal

search

sort and search

all of the above.

ANS: B

Infrastructure software are covered under?

a) Generic Product

b)Customised product

c)Generic and customise product

d) None of the above

ANS: A

RAD STAND for?

Rapid application development

CAE STAND FOR?

Computer aided Enginrng.

the term module in the design phase refers to ?

a)functions

b)procedures

c)sub programs

d)all of the above

ANS: D

Management software development is dependent upon?

a)people

b)product

c)process

d)all of above

ANS: D

Which one of the following extends a private network across public networks?

a) local area network

b) virtual private network

c) enterprise private network

d) storage area network

ANS: B

Page 17: Test Mcqs File

RAD IS USE FOR

SMALL application

large application

ANS: B

The maximum size of an ethernet segment is

250 meters

500 meters

700 meters

none of these

ANS: B

......... Program sends a message to a remote computer and reports whether the computer

responds.

Ping

traceroute

ICMP

None of these.

ANS: A

Computer networks are often called........ Because they use packet technology.

Ehternet

switch networks

packet networks

none of these

ANS: C

In point to point topology there are two topologies.

Star and tree

tree and ring

star and tree

none of these.

ANS: STAR AND TREE

The model spiral was developed by

bev.littlewood

berry bohem

ANS: B

A _____ is a device that forwards packets between networks by processing the routing

information included in the packet.

a) bridge

b) firewall

c) router

d) all of the mentioned

ANS: C

Page 18: Test Mcqs File

Software has very close relationship with

biology

physics

chemistry

economics

ANS: D

Short_range communications among different devices is done by

satellite system

radio waves

infrared waves

microwave

ANS:C

Communication channel is shared by all the machines on the network in

a) broadcast network

b) unicast network

c) multicast network

d) none of the mentioned

ANS: A

When collection of various computers seems a single coherent system to its client, then it is

called

a) computer network

b) distributed system

c) both (a) and (b)

d) none of the mentioned

ANS: B

The fast ethernet hardware operates at a rate of....

10 Mbps

100 Mbps

1000 Mbps

ANS: B

Which of the technique is designed to use high bandwidth capability of fiber optic cable.

OFDM

STDM

WDM

FDM

ANS: C

... Was especially concerned about the lack of high powered computers.

ARPA

IÉEE

Page 19: Test Mcqs File

EIA

NONE

ANS: A

Who invented the microprocessor?

a. Marcian E Huff

b. Herman H Goldstein

c. Joseph Jacquard

d. All of above

ANS: A

Internet surfing is an example of

simplex

halfsimplex

full duplex

reverses duplex

ANS: B

.... device is used to connect different types of networks.

Router

Bridge

Gateway

ANS: C

.... device is used to connect SIMILAR types of networks.

Router

Bridge

Gateway

ANS: B

Which layer of OSI model is responsible for data framing?

Session

Data link

Transport

Physical

ANS: B

ATM is designed to work on ....

Twisted pair

coaxial

radio frequency

fiber

ANS: D

Which of the following is an example of analog technique?

FDM

Page 20: Test Mcqs File

WDM

ACM

FCM

ANS: A

What layer of the osi model does data compression?

Network

data link

presentation

physical

ANS: C

FDDI is an example of

ring network

star network

mesh network

bus based network

ANS: A

The first electronic general purpose digital computer built by Motley and Accrete called ENIAC

did not work on the stored program concept. How many number s could it store in its internal

memory?

a. 100

b. 20

c. 40

d. 80

ANS: B

In a conceptual database model, which of the following most likely represents a valid identifier

for a class grades?

StudentID

StudentID, CourseID

StudentID, CourseID, InstructorID

StudentID, CourseSectionID

ANS:D

Which of the following is CORRECT about database management system's languages?

Data definition languages are used to specify the conceptual schema only.

Data manipulation languages are used to create the databases

Data manipulation languages are used for retrieval, insertion, deletion and modification of data.

Data definition languages are only used to update data in the DBMS

ANS: C

Which of the following keywords not included in most data retrieval statements?

SELECT

WHERE

Page 21: Test Mcqs File

FROM

AS

ANS: D

The ER- data model is an example of

Physical database

Logical database

Relational database

Conceptual database

ANS: D

As part of database naming conventions, attribute names should use suffixes such as ID,

NUMBER or CODE for the _______.

primary key

foreign key

index

determinant

ANS: A

Which of the following is not a benefit of normalization?

Minimize insertion anomalies

Minimize deletion anomalies

Minimize inundation anomalies

Maximize redundancy

ANS: D

User rights information is stored

Physical database

Catalog

Logical database

Buffer

ANS: B

Which of the following is NOT a component of a DFD?

Data flow

Data store

External entities

Relationship between external entities

ANS: D

Which of the following functions are NOT performed by a database administrator?

Planning, designing and implementing database systems

Establishing standards and procedures for database systems

Communicating with database users

Allocation of storage locations and data structures

ANS: C

Page 22: Test Mcqs File

An entity type without a key attribute is called

null entity type

weak entity type

strong entity type

single entity type

ANS: B

....... helps computer in starting

ROM

RAM

CPU Software

ANS: A

A collection of concepts that can be used to describe the structure of a database

Database

DBMS

Data model

Data

ANS: C

In the ........... normal form, a composite attribute is converted to individual attributes.

A) First

B) Second

C) Third

D) Fourth

ANS: A

Consider two sets A and B. A contains 3 elements and B contains 4. How many elements do

their Cartesian product contains?

12

9

16

8

ANS: A

A collection of related data is

Logical model

Database

Data

Relational model

ANS: B

The options like Relationship, SQL Server etc. are found in

a. External data tab

b. Database tools tab

Page 23: Test Mcqs File

c. Create tab

d. Home tab

ANS: B

The_____ operation allows the combining of two relations by merging pairs of tuples, one from

each relation, into a single tuple.

a) Select

b) Join

c) Union

d) Intersection

ANS: B

Which normal form is considered adequate for normal relational database design

A. 2NF

B. 5NF

C. 3NF

D. 4NF

ANS: C

The ............ operator preserves unmatched rows of the relations being joined

A) Inner join

B) Outer join

C) Union

D) Union join

ANS: B

Entities having primary key are called..

a) primary entities

b) Strong entities

c)Weak entites

d)Primary key

ANS: B

The Rectangles divided into two parts represents

a) Entity set

b) Relationship set

c) Attributes of a relationship set

d) Primary key

ANS: A

The options like Save, Open Database, Print are available in

a. Home tab

b. Backstage View tab

Page 24: Test Mcqs File

c. File menu

d. Database Tools tab

ANS: C

Transaction processing was made possible by the development of

A. direct access storage

B. magnetic tape

C. cash register input

D. minicomputers

ANS: A

Which of the following keyboard shortcuts is used to change the case?

Ctrl+F3

shft+F3

Alt+F3

ctrl+shft+F3

ANS: B

Another name for free software

a) Encrypted software

b) copy protected software

c) public domain software

d) shareware

ANS: D

Press ctrl+2 keys for... spacing

single

double

triple

none of these.

ANS: B

WWW was established in

1971

1984

1989

1985

ANS: C

Another name for anti virus is

vaccine

Page 25: Test Mcqs File

worm

trojan horse

DES

ANS: A

WINDOW STAND FOR.....?

Wide interactive network develoment for office work solution.

MS Word is a .... Based program

windows

system

DOS

none of these

ANS: A

What is the minimum number of bits that can be borrowed to form a subnet?

A. 1

B. 2

C. 4

D. None of the above

ANS: B

Thermometer is an _______ Computer.

a Hybrid

b Analog

c Laptops

d none

e digital

ANS: B

Bus is a set of used as communication path.

a Processor

b Wires

c Register

d none

ANS: B

The command that clears the screen Is

a CLER

b CLR

c CLS

d CLEAN

Page 26: Test Mcqs File

ANS: C

According to the commutative law of addition

a AB = BA

b A + B = B + A

c A = A + A

d A + (B+ C) =(A +B) + C

ANS: B

The command that creates new directory is:

a MKD

b MakeDir

c MKDIR

d MDIR

ANS: C

Which keyboard shortcut is used for double underline?

Ctrl+shft+D

Ctrl+i

ctrl+M

SHFT+F3

ANS: A

The physical layer is responsible for

a) line coding

b) channel coding

c) modulation

d) all of the mentioned

ANS: D

Division by zero is

syntax error

logical error

runtime error

not an error

ANS: C

Each box of memory has ------ address

a Alterable

b Two

c Unique

d none of above

Page 27: Test Mcqs File

ANS: C

A port of interface that can be used for communication, in which only I bit is transmitted at a

time is called________

a Parallel port

b Serial Port

c Serial and parallel both transmit 1 bit

d none of above

ANS: B

Which one is I/O Device

keyboard

toch screen

speaker

none.

ANS: B

Which of the following is an absolute address?

a) A1

b) A1$

c)A$1$

d) None of these

ANS: C

The precision of the number 15.2 would be?

A 1

B 2

C 3

D 4

ANS: C

Which component provides a tree like view of disks its files and fo1ders?

a My Computer

b Control Panel

c Start Menu

d Windows Explorer

ANS: D

Which switch of the format command copies system files on the disk and make it boot-able?

a /p

b /s

Page 28: Test Mcqs File

c /x

d /o

ANS: B

The time required for a gate or inverter to change its state is called

a.rise time

b.propagation time

c.charging time

d.decay time

ANS: B

"stylus" also called ____?

a. joystick

b.light pen

c. o.m.r

d.none of above

ANS: B

which is the simplest form of loop?

1_ While loop

2_ Do While loop

3_ For loop

ANS: A

The ------- signals that system is waiting for you to give some commands

a <

b >

c #

d ?

ANS: B

In computer network nodes are

a) the computer that originates the data

b) the computer that routes the data

c) the computer that terminates the data

d) all of the mentioned

ANS: D

Computers can recognize a total of ------- different characters.

a 256

b 24

Page 29: Test Mcqs File

c 156

d 512

ANS: A

What is the storage capacity of a dual layered Blue Ray Disc?

a) 80 Gb

b) 50Gb

c) 10Gb

d) 25 Gb

ANS: B

The programs stored in ROM Are called ?

a Volatile

b Firmware

c Non-Volatile

d None of above

ANS: B

The maximum number of primary portion’s that can be created on disk is

a) Two

b) three

c) Four

d) none of the above

ANS: C

BASIC Was developed in

1963

1967

1969

1971

ANS: A

The method of 2’s complement arithmetic is commonly used in computers to handle ---------

numbers.

a Positive

b Negative

c Multiplication

d divided

ANS: B

Page 30: Test Mcqs File

physical layer provides

a) mechanical specifications of electrical connectors and cables

b) electrical specification of transmission line signal level

c) specification for IR over optical fiber

d) all of the mentioned

ANS: D

The symbol not equal to in relatinal operators is

<>

=

>

<=

ANS: A

How many rows and columns does MS-EXCEL 2007 have?

a) 65,536 - 256

b) 1048576 - 256

c) 65,535 - 256

d) none of these

ANS: B

Sequential circuits have storage elements

True

False

ANS: A

How many data select lines are required for selecting eight inputs?

1

2

3

4

ANS: C

The maximum number that can be represented using unsigned octal system is _______

1

7

9

16

ANS: B

Which of the following statements does NOT describe an advantage of digital technology?

A. The values may vary over a continuous range.

Page 31: Test Mcqs File

B. The circuits are less affected by noise.

C. The operation can be programmed.

D. Information storage is easy.

ANS: A

In the Boolean equation X=AB,the term A+B is generally read as

a) A and B

b)A or B, .A plus B

c)A added to B

ANS: B

A latch has _____ stable states

One

Two

Three

Four

ANS: B

The Quad Multiplexer has _____ outputs

4

8

12

16

ANS: A

EBCDIC CODE represent

6 bit

10 bit

16 bit

8 bit

ANS: D

Boolean algebra is also known as:

logical algebra

code algebra

switchng algebra

digital algebra

ANS: C

A keyboard has which type of asynchronous transfer mode ?

Serial

Parralel

Page 32: Test Mcqs File

Optimal

Join

ANS: A

Which technique has one or more control signal for acknowledgement that is used for intimation

?

Ftp

Ping

Strobe

Handshaking

ANS: D

An S-R latch can be implemented by using _________ gates

AND, OR

NAND, NOR

NAND, XOR

NOT, XOR

ANS: B

Flip flops are also called _____________

Bi-stable multivibrators

Bi-stable dualvibrators

Bi-stable transformer

Bi-stable singlevibrators

ANS: A

RCO Stands for _________

Ripple Clock Output

Reconfiguration Counter Output

Reconfiguration Clock Output

Ripple Counter Output

ANS: A

LUT is acronym for _________

Look Up Table

Local User Terminal

Least Upper Time Period

None of given options

AND: A

Caveman number system is Base ______ number system

5

Page 33: Test Mcqs File

2

10

16

ANS: A

___________ is one of the examples of synchronous inputs.

J-K input

EN input

Preset input (PRE)

Clear Input (CLR)

ANS: A

In ________ outputs depend only on the combination of current state and inputs.

Mealy machine

Moore Machine

State Reduction table

State Assignment table

ANS: A

The _______ Encoder is used as a keypad encoder.

Decimal-to-BCD Priority

2-to-8 encoder

4-to-16 encoder

BCD-to-Decimal

ANS: A

In ________ outputs depend only on the current state.

Moore Machine

Mealy machine

State Reduction table

State Assignment table

ANS: A

BCD CODE

2 BIT

4 BIT

6 BIT

8 BIT

ANS: B

Page 34: Test Mcqs File

ASCII CODE WAS Developed by

IBM

ANSI

ANS: B

MSB stands for

middle sum byte

maximal single bit

minimum single bit

most significiant bit

ANS: D

Unicode is a - ...code

16 bit

12 bit

8 bit

10 bit

ANS: A

The command that displays the DOS version number is

a VERS

b VERSION

c VER

d VOL

ANS: C

Unicode has characters.

256

65536

128

none

ANS: B

The sign bit is defined as

the Msb

o for postive

1 for negative

all

ANS: D

The voltages in digital electronics are continuously variable.

A. True

Page 35: Test Mcqs File

B. False

ANS: B

The command that shows current data in a prompt is

a PROMPT date

b PROMPT $ d

c PROMPT $ p

d PROMPT $ t

ANS: B

Demultiplexer is also called

Data selector

Data router

Data distributor

Data encoder

ANS: C

Hardware Interrupts are __________.

Preemptive

Non-Preemptive

Both Preemptive and Non-Preemptive

None of Given

ANS: A

File can be _______ viewed as organization of data.

Logically

Physically

Both logically and physically

None of the give

ANS: A

The address mapping is done, when the program is initially loaded is called ......

A) dynamic relocation

B) relocation

C) static relocation

D) dynamic as well as static relocation

ANS: C

DoS was developed by

IBM

DELL

Page 36: Test Mcqs File

MICROSOFT

none.

ANS: C

BIOS services understand --------.

LBA

LSN

Cluster #

None

ANS: A

In NTFS first -------- entries are reserved.

16

4

6

32

ANS: A

DCE stands for __________.

Data communication equipment

Distributed Computing Environment

Data Communications Equipment

Data Carrier Equipment

ANS: A

__________is used to control the printer via the BIOS

Int 17H

Int 16H

Int 18H

Int 19H

ANS: A

A cluster is a collection of contiguous _______.

Blocks

Sectors

Bytes

None of Given

ANS: A

BPB stands for _________.

BIOS parameter block

BIOS processing block

Page 37: Test Mcqs File

Base processing block

BIOS partition block

ANS: A

_____ bit is cleared to indicate the low nibble is being sent.

►D4

►D1

►D2

►D3

ANS: A

DTE is ____________.

Data terminal equipment

Data transmitting equipment

Dual terminal equipment

None of the given.

ANS: A

________ is an absolute address relative to the start of physical drive.

►LBA

►LSN

►CHS

►None of the above

ANS: A

DSR stands for __________ .

Data set ready

Data service ready

Data stock ready

None of the given

ANS: A

BIOS DO NOT support ______.

►LPT4

►LPT1

►LPT2

►LPT3

ANS: A

Interrupt Vector Table (IVT) in short is a _______ bytes sized table.

Page 38: Test Mcqs File

1024

2048

3072

4096

ANS: A

The size of FS Info block is

512 byte

64byte

128 byte

256 byte

ANS: D

Keyboard uses port ____ as status port.

64H

66H

67H

69H

ANS: A

Bit # ___________ of Eflag is used for alignment check

18

12

14

15

ANS: A

________ Register can be used to show that the channel is single transfer, block transfer or

demand transfer mode.

►DMA controller Register

►DMA Command register

►DMA Request Register

►DMA Mode Register

ANS: A

The output on the monitor is controlled by a controller called __________within the PC.

Video controller

Bus controller

Ram controller

None of the given

ANS: A

Page 39: Test Mcqs File

The BIOS interrupt ________ can be used to configure RTC.

1AH

2AH

3AH

4AH

ANS: A

Which port is known as Data Port______

60H

61H

64H

69H

ANS: A

The service _________ is called the keyboard hook service.

15H/4FH

15H/2FH

15H/FFH

ANS: A

80386 can have ___________ control registers.

4

2

5

3

ANS: A

The keyboard makes use of interrupt number _______ for its input operations.

9

10

11

12

ANS: A

Partition Table can be read using the extended ____________ Services.

►13 H

►14 H

►15 H

►None of given

ANS: A

Page 40: Test Mcqs File

Maximum number of interrupts in a standard PC is

64

128

256

512

ANS: C

: The first computer mouse was invented by Doug Engelbert in 1964and was made

of wood. - South Korea has fastest internet in the world.

If the indices passed to merge sort algorithm are....... Then this means that there is only one

element to sort.

Smal

large

equal

nt equal

ANS: C

A> b < c which one is smallest

A

B

C

ANS: B

How many type of errors can occur in Gw basic

1

2

3

4

ANS: C

The sieve technique works where we have to find .... Items from a large input.

Single

two

three

similar

ANS: A

Which language was originally created for teachng the students how to program

C++

COBOl

Page 41: Test Mcqs File

assembly

Basic

ANS: D

Depth of Avl=1.44log2n

depth of heap=log2n

depth of cmplte binary tree= log2 n+1

Merge sort algorithm is faster

Linear search algorithm

O(n)

binary search algorithm

O(log)

bubble sort algoritgm

O(n^2)

megrge sort algorithm

O(n log n)

Good average time and divide and conquer

quick sort

In gw basic the maximum number of characters in a line can be

255

270

355

380

ANS: A

Importand key for basic

f1 list ,f2 run ,f3 load ,f4 save

The word length of a computer is measured in

bytes

millimeters

meters

bits

ANS: D

Computer memory expressed in.... unit.

ANS: BYTE

Page 42: Test Mcqs File

A change becomes ------------- because of close presence of data and functions

► Private

► Global

► Localized

► Accessible

ANS: C

How many types of subpraograms are in BASIC

2

4

3

1

ANS: A

Which z post test loop

For

While

Do while

ANS: C

In OOP a class is an example of.

Data type

abstract type

user defined type

none

ANS: C

State Transition Diagram is helpful in determining

► Process Flow

► Data store

► Business Understanding

► Non of the given

ANS: C

Which of the following testing involve purely black box testing?

► unit testing, beta testing

► acceptance testing, interface testing

► integration testing, interface testing

► beta testing, acceptance testing

ANS: C

Page 43: Test Mcqs File

40-60% of all defects found in software projects can be traced back to poor -----------

► Design

► Coding

► Requirements

► Testing

ANS: C

Performance & Usability are examples of ---------------------- requirements ► Business

► Functioanl

► Non-Functioanl

► User

ANS: C

To run a cpp programme

Alt+F9

Shift+F9

Ctrl+F9

F9

ANS: C

What are the three generic phases of software engineering?

► what, how, where

► programming, debugging, maintenance

► definition, development, support

► analysis, design, testing

ANS: C

what is the most important software quality of a web based transaction

► efficiency

► Modularity

► usability

► Security

ANS: C

UML (unified modeling language) analysis modeling focuses on the _________________ .

► behavioral model and environment model.

► behavioral model and implementation model.

► user model and structural model

► user model and environmental model

ANS: C

Page 44: Test Mcqs File

Which of the following is a/are tool used in requirement analysis?

► Flow Graphs

► Activity Networks

► Data Flow Diagrams

► Module Dependency Diagrams

ANS: C

CRUD include following:-

►Creat

►Update

►Read

►All of above

ANS: D

In sequence Diagram events are organized in a-----time line

► horizontal

► Vertical and Horizontal

► vertical

► Non of above

ANS: C

In sequence Diagrams objects are organized in a ----------line

► vertical

► horizontal and vertical

► horizontal

► non of the above

ANS: C

A better Design has an objective achieve

► High Cohesion

► Low Cohesion

► High cohesion and Low coupling

► Low Coupling

ANS: C

Dynamic components of an OOA model are ____________________

► not reusable

► stable throughout the operational life of an application

► sensitive to timing and event processing

► structural in nature

ANS: C

Page 45: Test Mcqs File

diagram------design-----code is?

a. reverse engineering

b. forward engineering

c. nothing

ANS: B

how many types of responsibilities?

a.2

b.3

c.4

d.5

ANS: A

activity diagram is?

a. low priority

b. high priority

c. medium priority

ANS: B

association meanz ?

a. link between two dependent classes

b. link between two independet classes

c. link between two different classes

d. link between two same classes

ANS: B

stste machine diagram is?

a. low priority

b. high priority

c. medium priority

ANS: C

how many ways to describe use case?

2

3

4

5

ANS: B

in ooad how many step of process improvemt?

4

5

Page 46: Test Mcqs File

6

7

ANS: D

which one is heavy process model?

fdd

dsdm

agile

rad

ANS: D

which one is process related activity?

verification

validation

both verification & validation

none

ANS: A

the difference b/w expected output & orginal output is called?

solution

problem

error

both error and problem

ANS: B

object diagram is ?

low priorty diagram

high priority diagram

ANS: A

which one is structured diagram?

domain

class

activity

both a & b

ANS: D

in ooad which one is light process model?

spiral

scrum

rad

waterfall

Page 47: Test Mcqs File

ANS: B

in excel Absolute reference create by adding ..

a. sign .

b.$(dollar) sign .

c.% sign .

d.@ sign .

ANS: A

Which part of an object exhibits its state?

Data

operations

any public part

any private part

ANS: A

Friend functions are . .. Functions of a class.

Object member

data member

non member

none

ANS: C

A static member functin can not be declared

static

implicit

explicit

virtual

ANS: D

...... Is a placeholdr that determines how many digits to display on either side of a decimal

number.

1

0

#

none

ANS: B

In power point which key is used to full screen presentatiön?

F5

F9

Page 48: Test Mcqs File

F12

NONE

ANS: A

Priority, P = (Time Waiting + Run Time) / Run Time is used to calculate priority in __________

scheduling algorithm:

(a) Shortest Job First

(b) Priority Scheduling

(c) Longest Wait First

(d) Highest Response Ratio Next

(e) None of these

ANS: A

What function displays row data in a column or column data in a row?

a. Hyperlink

b. Index

c. Transpose

d. Rows

ANS: C

Which command brings you to the first slide in your presentation?

a. Next slide button

b. Page up

c. Ctrl + Home

d. Ctrl + End

ANS: C

Word processors more than .. Percent of all percenal cmpters installed

90

100

75

none.

ANS: A

Gridlines

a. May be turned off for display but turned on for printing

b. May be turned on or off for printing

c. The be turned off for display and printing

d. all of the above

Page 49: Test Mcqs File

ANS: D

Presentation designs regulate the formatting and layout for the slide and are commonly called

a. Design plates

b. Templates

c. Placeholders

d. Blueprints

ANS: B

What does the VLOOKUP function do?

a. Looks up text that contain ‘v’

b. Checks whether text is the same in one cell as in the next

c. Finds related records

d. All of above

ANS: C

Which short cut key inserts a new slide in current presentation?

A) Ctrl+N

B) Ctrl+M

C) Ctrl+S

D) All of above

ANS: B

How many steps are there between Start and Finish in AutoContent Wizard?

A) 3

B) 4

C) 5

D) 6

ANS: A

Some important shortcut key in ms word

cut= ctrl+x

copy=ctrl+c

paste=ctrl+v

undo=ctrl+z

redo=ctrl+y

left algnment = ctrl+L

right algnmen=ctrl+R

Justified=ctrl+J

Indent=ctrl+M

Page break=ctrl+enter

Page 50: Test Mcqs File

bold=ctrl+B

Italic=ctrl+l

undrline=ctrl+U

make web hyperlik=ctrl+k

open file=ctrl+o

new file=ctrl+N

Close a file=ctrl+W

PRINT=CTRL+P

FIND=CTRL+F

REPLACE=CTRL+H

GO TO=CTRL+G

The effect applied to display when slides changes in slide show view is

A) Slide Animation

B) Custom Animation

C) Custom Transition

D) Slide Transition

ANS: D

To remove formating

R+ctrl

Space bar +ctrl

Shift+ctrl

Alt +ctrl

ANS: B

Which of the following can you use to add times to the slides in a presentation?

a. Slide show menu

b. Rehearse timings button

c. Slide transition button

d. All of the above

ANS: B

What is a motion path?

a. A type of animation entrance effect

b. A method of advancing slides

c. A method of moving items on a slide

d. All of the above

ANS: C

Page 51: Test Mcqs File

List Box and Text box

A) Are some other than that in a list box the bullets are enabled

B) Are different. List boxes are used to present lists and can’t be created with text boxes.

C) Both of above

D) None of above

ANS: A

Which of the following provides a printed copy of your presentation?

a. Outline

b. Speaker notes

c. Audience handouts

ANS: C

F1=Help

F2=Rename Desktop Icon

F3=Find

F4=Address Bar Autocomplete

F5=Refresh(on a webpage)

F6=Move cursor in structure (Address-Tool-Web)

F7=Caret Browsing

F8=Enter Safe Mode (while booting)

F9=Update selected text (MS Word)

F10=Menu Bar (MS Word)

F11=Full Screen

F12=Developer Tools

To change case in ms word

Alt+f3

Ctrl+f3

Shift+f3

Home+f3

ANS: C

Data can be arranged in a worksheet in a easy to understand manner using?

A: auto formatting

B: applying styles

C: changing fonts

D: all of above

ANS: A

To break page

Ctrl+b

Page 52: Test Mcqs File

Ctrl+r

Ctrl+end

Ctrl+enter

ANS: D

To replace text

Ctrl+r

Ctrl+R

Ctrl+F

Ctrl+H

ANS: D

If a system consists only on a client .. it will b called

Single user

Repository

Client server

Layered

None

ANS: B