ibs computer

8/10/2019 IBS COMPUTER

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I. B. S. : SCO – 108-109, Top Floor, Sector- 8/C, Madhya Marg, Beside State Bank Of Patiala, Chandigarh.Phone: 098151-78310, 4668810. - 1 -

Computer Literacy and Knowledge



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COMPUTER BASED OBJECTIVE QUESTIONS 1

1. All of the following are examples of real security and privacy risks EXCEPT:A. hackers.B. spam.C. viruses.D. identity theft.Answer: B2. A process known as ____________ is used by large retailers to study trends.A. data miningB. data selectionC. POSD. data conversionAnswer: A

3. ____________terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems.A. DataB. Point-of-sale (POS)C. SalesD. QueryAnswer: B4. A(n) ____________ system is a small, wireless handheld computer that scans an itemâ€™s tag and pulls up the current price (andany special offers) as you shop.A. PSSB. POSC. inventoryD. data miningAnswer: A

5. The ability to recover and read deleted or damaged files from a criminalâ€™s computer is an example of a law enforcementspecialty called:A. robotics.B. simulation.C. computer forensics.D. animation.Answer: C6. Which of the following is NOT one of the four major data processing functions of a computer?A. gathering dataB. processing data into informationC. analyzing the data or informationD. storing the data or informationAnswer: C7. ____________ tags, when placed on an animal, can be used to record and track in a database all of the animalâ€™s movements.A. POSB. RFIDC. PPSD. GPSAnswer: B8. Surgeons can perform delicate operations by manipulating devices through computers instead of manually. This technology isknown as:A. robotics.B. computer forensics.C. simulation.D. forecasting.Answer: A9. Technology no longer protected by copyright, available to everyone, is considered to be:

A. proprietary.



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B. open.C. experimental.

D. in the public domain.Answer: A10. ____________ is the study of molecules and structures whose size ranges from 1 to 100 nanometers.A. NanoscienceB. MicroelectrodesC. Computer forensicsD. Artificial intelligenceAnswer: A11. ____________ is the science that attempts to produce machines that display the same type of intelligence that humans do.A. NanoscienceB. NanotechnologyC. SimulationD. Artificial intelligence (AI)

Answer: D12. ____________ is data that has been organized or presented in a meaningful fashion.A. A processB. SoftwareC. StorageD. InformationAnswer: D13. The name for the way that computers manipulate data into information is called:A. programming.B. processing.C. storing.D. organizing.Answer: B14. Computers gather data, which means that they allow users to ____________ data.A. presentB. inputC. outputD. storeAnswer: B15. After a picture has been taken with a digital camera and processed appropriately, the actual print of the picture is considered:A. data.B. output.C. input.D. the process.Answer: B16. Computers use the ____________ language to process data.A. processing

B. kilobyteC. binaryD. representationalAnswer: C17. Computers process data into information by working exclusively with:A. multimedia.B. words.C. characters.D. numbers.Answer: D18. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of:A. eight bytes.B. eight kilobytes.

C. eight characters.



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D. eight bits.Answer: D

19. The term bit is short for:A. megabyte.B. binary language.C. binary digit.D. binary number.Answer: C20. A string of eight 0s and 1s is called a:A. megabyte.B. byte.C. kilobyte.D. gigabyte.Answer: B21. A ____________ is approximately one billion bytes.

A. kilobyteB. bitC. gigabyteD. megabyteAnswer: C22. A ____________ is approximately a million bytes.A. gigabyteB. kilobyteC. megabyteD. terabyteAnswer: C23. ____________ is any part of the computer that you can physically touch.A. HardwareB. A deviceC. A peripheralD. An applicationAnswer: A24. The components that process data are located in the:A. input devices.B. output devices.C. system unit.D. storage component.Answer: C25. All of the following are examples of input devices EXCEPT a:A. scanner.B. mouse.C. keyboard.

D. printer.Answer: D26. Which of the following is an example of an input device?A. scannerB. speakerC. CDD. printerAnswer: A27. All of the following are examples of storage devices EXCEPT:A. hard disk drives.B. printers.C. floppy disk drives.D. CD drives.

Answer: B



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28. The ____________, also called the â€œbrainsâ€ of the computer, is responsible for processing data.A. motherboard

B. memoryC. RAMD. central processing unit (CPU)Answer: D29. The CPU and memory are located on the:A. expansion board.B. motherboard.C. storage device.D. output device.Answer: B30. Word processing, spreadsheet, and photo-editing are examples of:A. application software.B. system software.

C. operating system software.D. platform software.Answer: A31. ____________ is a set of computer programs used on a computer to help perform tasks.A. An instructionB. SoftwareC. MemoryD. A processorAnswer: B32. System software is the set of programs that enables your computerâ€™s hardware devices and ____________ software to worktogether.A. managementB. processingC. utilityD. applicationAnswer: D33. The PC (personal computer) and the Apple Macintosh are examples of two different:A. platforms.B. applications.C. programs.D. storage devices.Answer: A34. Apple Macintoshes (Macs) and PCs use different ____________ to process data and different operating systems.A. languagesB. methodsC. CPUsD. storage devices

Answer: C35. Servers are computers that provide resources to other computers connected to a:A. network.B. mainframe.C. supercomputer.D. client.Answer: A36. Smaller and less expensive PC-based servers are replacing ____________ in many businesses.A. supercomputersB. clientsC. laptopsD. mainframesAnswer: D

37. ____________ are specially designed computers that perform complex calculations extremely rapidly.



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A. ServersB. Supercomputers

C. LaptopsD. MainframesAnswer: B38. DSL is an example of a(n) ____________ connection.A. networkB. wirelessC. slowD. broadbandAnswer: D39. The difference between people with access to computers and the Internet and those without this access is known as the:A. digital divide.B. Internet divide.C. Web divide.

D. broadband divide.Answer: A40. ____________ is the science revolving around the use of nanostructures to build devices on an extremely small scale.A. NanotechnologyB. Micro-technologyC. Computer forensicsD. Artificial intelligenceAnswer: A41. Which of the following is the correct order of the four major functions of a computer?A. Process Ã Output Ã Input Ã StorageB. Input Ã OutputÃ Process Ã StorageC. Process Ã Storage Ã Input Ã OutputD. Input Ã Process Ã Output Ã StorageAnswer: D42. ____________ bits equal one byte.A. EightB. TwoC. One thousandD. One millionAnswer: A43. The binary language consists of ____________ digit(s).A. 8B. 2C. 1,000D. 1Answer: B44. A byte can hold one ____________ of data.

A. bitB. binary digitC. characterD. kilobyteAnswer: C45. ____________ controls the way in which the computer system functions and provides a means by which users can interact withthe computer.A. The platformB. The operating systemC. Application softwareD. The motherboardAnswer: B46. The operating system is the most common type of ____________ software.

A. communication



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Answer: input62. The devices on a computer system that let you see the processed information are known as ____________ devices.

Answer: output63. ____________ is the set of computer instructions or programs that enables the hardware to perform different tasks.Answer: Software64. When you connect to the ____________, your computer is communicating with a server at your Internet service provider (ISP).Answer: Internet65. ____________ are computers that excel at executing many different computer programs at the same time.Answer: Mainframes66. ____________is the application of computer systems and techniques to gather legal evidence.Answer: Computer forensics67. ____________ is the science that attempts to create machines that will emulate the human thought process.Answer: Artificial intelligence (AI)68. Macintosh computers use the Macintosh operating system (Mac OS), whereas PCs generally run ____________ as an operatingsystem.

Answer: Microsoft Windows69. A process known as ____________ tracks trends and allows retailers to respond to consumer buying patterns.Answer: data mining70. Hard disk drives and CD drives are examples of ____________ devices.Answer: storage71. You would use ____________ software to create spreadsheets, type documents, and edit photos.Answer: application72. ____________ are computers that support hundreds or thousands of users simultaneously.Answer: Mainframes73. ____________ is the term given to the act of stealing someoneâ€™s identity and ruining their credit rating.Answer: Identity theft74. Surgeons are using ____________ to guide robots to perform delicate surgery.Answer: computers75. Patient ____________ are life-sized mannequins that have a pulse and a heartbeat and respond to procedures just like humans.Answer: simulators

True and False 76. Currently, the performance of tasks by robots is based on preprogrammed algorithms.Answer: True77. Data can be a number, a word, a picture, or a sound.Answer: True78. Strictly defined, a computer is a data processing device.Answer: True79. The discrepancy between the â€œhavesâ€ and â€œhave-notsâ€ with regard to computer technology is commonly referred to as thedigital society.Answer: False (digital divide)80. One of the benefits of becoming computer fluent is being a savvy computer user and consumer and knowing how to avoid viruses,the programs that pose threats to computer security.Answer: True81. Trend-spotting programs, developed for business, have been used to predict criminal activity.Answer: True82. Employers do not have the right to monitor e-mail and network traffic on employee systems used at work.Answer: False83. Clicking on an icon with the mouse is a form of giving an instruction to the computer.Answer: True84. Output devices store instructions or data that the CPU processes.Answer: False (memory)85. The CPU and memory are located on a special circuit board in the system unit called the motherboard.Answer: True



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86. Nanostructures represent the smallest human-made structures that can be built.Answer: True

87. The main difference between a supercomputer and a mainframe is that supercomputers are designed to execute a few programs asquickly as possible, whereas mainframes are designed to handle many programs running at the same time (but at a slower pace).Answer: True88. Being computer fluent means that you should be able to build a computer yourself.Answer: False89. Embedded computers are self-contained computer devices that have their own programming and do not receive input.Answer: True90. A Web browser is a special device that is installed in your computer that allows it to communicate with other devices on anetwork.Answer: False (network adapter)91. With a wireless network, it is easier to relocate devices.Answer: True92. The most common type of memory that the computer uses to process data is ROM.

Answer: False (RAM)

Matching: 93. Match the following terms with their approximate size:I. kilobyte A. one million bytesII. byte B. eight bitsIII. gigabyte C. one thousand bytesIV. megabyte D. one billion bytesV. terabyte E. one trillion bytesAnswer: C, B, D, A, E94. Match the following terms with their meanings:I. printer A. storage deviceII. scanner B. output device

III. RAM C. input deviceIV. CPU D. a type of memoryV. CD drive E. processorAnswer: B, C, D, E, A95. Match the following terms with their meanings:I. mainframe A. the most expensive computers that perform complex calculations extremely rapidlyII. supercomputer B. a computer that provides resources to other computers connected to a networkIII. embedded computer C. a large, expensive computer that supports hundreds or thousands of users simultaneouslyIV. PDA D. a self-contained computer device that usually performs preprogrammed functions such as temperature controlV. server E. a small mobile computing deviceAnswer: C, A, D, E, B96. Match the following terms with their meanings:I. software A. transforming data into informationII. hardware B. data that has been organized or presented in a meaningful fashionIII. operating system C. any part of the computer that you can physically touchIV. processing D. a set of computer programs that enables hardware to perform different tasksV. information E. the most common type of system software, it controls the way in which the computer system functionsAnswer: D, C, E, A, B97. Match the following terms with their meanings:I. system software A. the set of programs that enables computer hardware devices and application software to work togetherII. application software B. the kind of operating system software you will use depends on thisIII. platform C. operating system software generally used on PCsIV. Microsoft Windows D. a set of programs used to accomplish a specific taskV. Mac OS E. operating system software used on the Apple MacintoshAnswer: A, D, B, C, E98. Match the following terms with their meanings:I. data A. the main circuit board in the system unit

II. memory B. the representation of a fact or idea (unprocessed information)



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III. output C. processed data or informationIV. storage D. holds instructions or data that the CPU processes

V. motherboard E. data or information that can be accessed againAnswer: B, D, C, E, A

99. Match the following terms with their meanings:I. bit A. the science revolving around the use of nanostructures to build devices on an extremely small scaleII. binary language B. the case that contains the system componentsIII. instructions C. consists of 0s and 1sIV. system unit D. short for binary digitV. nanotechnology E. steps and tasks necessary to process data into usable informationAnswer: D, C, E, B, A100. Match the following fields to the related computer technology:I. medicine A. Internet research and virtual toursII. business B. data mining

III. law enforcement C. robotics and simulationIV. education D. computer forensicsV. archeology E. digital recreations of ruinsAnswer: C, B, D, A, E

Computer General Awareness 2

1. Programs from the same developer , sold bundled together , that provide better integration and share common features , toolbars andmenus are known as ....(A) software suites(B) integrated software packages(C) software processing packages

(D) personal information managers(E) none of theseAns : (A)2. A data warehouse is which of the following ?(A) Can be updated by the end users(B) Contains numerous naming conventions and formats(C) Organized around important subject areas(D) Contains only current data(E) None of theseAns : (C)3. ______________ servers store and manages files for network users.(A) Authentication(B) Main(C) Web(D) File(E) None of theseAns : (D)4. All of the following are examples of real security and privacy risks Except _____(A) hackers(B) spam(C) viruses(D) identify theft(E) None of theseAns : (B)5. ___________ terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems .(A) Data(B) Sales

(C) Query



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(D) (Point-of-sale (POS)(E) None of these

Ans : (B)

6. The OSI model is divided into _______ processes called layers.(A) five(B) six(C) seven(D) eight(E) None of theseAns : (C)

7. System software is the set of programs that enables your computer's hardware devices and ______ software to work together.(A) management(B) processing

(C) utility(D) application(E) None of theseAns : (D)

8. ________ are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat.(A) Servers(B) Embedded computers(C) Robotic computers(D) Mainframes(E) None of theseAns : (B)

9. The following are all computing devices , except.........(A) notebook computers(B) cellular telephones(C) digital scanners(D) personal digital assistants(E) None of theseAns : (C)

10. in a ring topology , the the computer in possession of the ______ can trasmit data(A) packet(B) data(C) access method(D) token(E) None of these

Ans : (D)

11. This part of operating system manages the essential peripherals, such as the keyboard, screen , disk drives, and parallel and serial ports ____(A) basic input/output system(B) secondary input/output system(C) peripheral input/output system(D) marginal input/output system(E) None of theseAns : (A)

12. ________ Viruses are often transmitted by a floppy disk left in the floppy drive(A) Trojan horse

(B) Boot sector



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(C) Script(D) Logic bomb

(E) None of theseAns : (B)

13. ________ controls the way in which the computer system functions and provides a meAns : by which users can interact with thecomputer(A) The platform(B) Application software(C) Operating system(D) The motherboard(E) None of theseAns : (C)

14. Servers are computers that provide resources to other computers connected to a ___________

(A) mainframe(B) network(C) supercomputer(D) client(E) None of theseAns : (B)

15. A goal of data mining includes which of the following?(A) To explain some observed event or condition(B) To confirm that data exists(C) To analyze data for expected relationships(D) To create a new data warehouse(E) None of theseAns : (A)

16. URL stands for ........(A) Universal Research List(B) Universal Resource List(C) Uniform Resource Locator(D) Uniform Research Locator(E) None of theseAns : (C)

17. A database management system (DBMS) is a ............(A) hardware system used to create , maintain and provide controlled access to a database(B) hardware system used to create, maintain, and provide uncontrolled access to a database.(C) software system used to create, maintain, and provide uncontrolled access to a database.

(D) software system used to create, maintain, and provide controlled access to a database.(E) None of theseAns : (D)

18. Which of the following is NOT a goal of transaction processing system ?(A) Capture , process and store transactions(B) Produce a variety of documents related to routine business activities(C) Reduce manual effort associated with processing business transactions(D) Produce standard reports used for management decision making(E) None of theseAns : ()

19. A Proxy server is used for which of the following?

(A) To provide security against unauthorized users



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(B) To process client requests for web pages(C) To process client requests for database access

(D) To provide TCP/IP(E) None of theseAns : (B)

20. When data changes in multiple lists and all lists are not updated, this causes:(A) data redundancy(B) information overload(C) duplicate data(D) data inconsistency(E) None of theseAns : (D)

21. _____________ are words that a programming language has set aside for its own use.

(A) Control worlds(B) Reserved words(C) Control structures(D) Reserved keys(E) None of theseAns : (B)

22. What is the primary difference between a virus and a worm?(A) A worm has the ability to self-propagate from an infected user's computer to other computers(B) A worm is usually written by a cracker: Script bunnies do not have the skills to develop a worm program(C) A virus is very harmful to the computers it infects : a worm is not a serious a problem(D) Anti-virus software is effective in fighting viruses but not worms(E) None of theseAns : ()

23. ______ describe what is database fields.(A) Structures(B) Field markers(C) Field definition(D) Field names(E) None of theseAns : (D)

24. You must install a (n) ____________ on a network if you want to share a broadband Internet connection.(A) router(B) modem(C) node

(D) cable(E) None of theseAns : (A)

25. A goal of normalization is to __________(A) minimize the number of relationships(B) minimize the number of entities(C) minimize the number of tables(D) minimize the number of redundancy(E) None of theseAns : (D)

26. Granting an outside organization access to internet web pages is often implemented using a (n) ____

(A) extranet



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(B) intranet(C) internet

(D) hacker(E) None of theseAns : (A)

27. Which term identifies a specific computer on the web and the main page of the entire site(A) URL(B) Web site address(C) Hyperlink(D) Domain name(E) None of theseAns : (A)

28. The code that relational database management systems use to perform their database task is referred to as .....

(A) QBE(B) SQL(C) OLAP(D) Sequel Server(E) None of theseAns : (B)

29. Chip is a common nickname for a (n):(A) transistor(B) resistor(C) integrated circuit(D) semiconductor(E) None of theseAns : (C)

30. The purpose of the primary key in a database is to:(A) unlock the database(B) provide a map of the data(C) uniquely identify a record(D) establish constraints on database operations.(E) None of theseAns : (B)

31. A _________ contains specific rules and words that express the logical steps of an algorithm.(A) programming language(B) syntax(C) programming structure

(D) logic chart(E) None of theseAns : ()

32. The design of the network is called the network:(A) architecture(B) server(C) transmission(D) type(E) None of theseAns : (A)

33. The most frequently used instructions of a computer program are likely to be fetched from:

(A) the hard disk



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(B) cache memory(C) RAM

(D) registers(E) None of theseAns : (B)

34. The ____________ contains data descriptions and defines the name, data type, and length of each field in the database.(A) data dictionary(B) data table(C) data record(D) data field(E) None of theseAns : (A)

35. Personal logs or journal entries posted on the Web are known as:

(A) listservs(B) Webcasts(C) blogs(D) subject directories(E) None of theseAns : (C)

36. A(n) _______ uses pictures (called icons) and menus displayed on the screen to send commands to the computer system.(A) command - based user interface(B) GUI(C) system utility(D) API(E) None of theseAns : (B)

37. The _____ manual tells you how to use a software program.(A) documentation(B) programming(C) technical(D) user(E) None of theseAns : ()

38. Which of the following is NOT a type of broadband Internet connection?(A) Cable(B) DSL(C) Dial-up

(D) Satellite(E) None of theseAns : (C)

39. Software, such as viruses, worms and Trojan horses, that has a malicious intent, is known as:(A) spyware(B) adware(C) spam(D) malware(E) None of theseAns : (D)

40. Making a field ______ meAns : that it cannot be left blank.

(A) numeric



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(B) required(C) calculated

(D) validated(E) None of theseAns : (B)

41. _________ is the process of finding errors in software code.(A) Debugging(B) Compiling(C) Testing(D) Running(E) None pf theseAns : ()

42. ____________ are viruses that are triggered by the passage of time or on a certain date.

(A) Boot-sector viruses(B) Macro viruses(C) Time bombs(D) Worms(E) None of theseAns : (C)

43. Linux is a (n) ____________ operating system.(A) open-source(B) Microsoft(C) Windows(D) Mac(E) None of theseAns : (A)

44. What is a backup?(A) Restoring the information backup(B) An exact copy of a system's information(C) The ability to get a system up and running in the event of a system crash or failure(D) All of these(E) None of theseAns : (D)

45. Which of the following places the common data elements in order from smallest to largest(A) character, file, record, field, database(B) character, record, field, database, file(C) character, field, record, file, database

(D) Bit, byte, character, record, field, file, database,(E) None of theseAns : (C)

46. The internet is ......(A) a large network of networks(B) an internal communication system for a business(C) a communication system for the Indian government(D) All of these(E) None of theseAns : (D)

47. ____________ are lists of commands that appear on the screen.

(A) GUIs



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(B) Icons(C) Menus

(D) Windows(E) None of theseAns : (C)

48. Which of the following statements is FALSE concerning file names?(A) Files may share the same name or the same extension but not both(B) Every file in the same folder must have a unique name(C) File extension is another name for file type(D) The file extension comes before the dot (.) followed by the file name(E) None of theseAns : (D)

49. Verification of a login name and password is known as:

(A) configuration(B) accessibility(C) authentication(D) logging in(E) None of theseAns : (C)

50. Which of the following would most likely NOT be a symptom of a virus?(A) Existing program files and icons disappear.(B) The CD-ROM stops functioning.(C) The Web browser opens to an unusual home page.(D) Odd messages or images are displayed on the screen.(E) None of theseAns : (B)

Computer General Knowledge 3

1. If a word is typed that is not in Word’s dictionary, a____________wavy underline appears below the word.(A) red(B) green(C) blue(D) black(E) None of these

Ans : (A)

2. The____________button on the quick access Toolbar allows you to cancel your recent commands or actions.(A) Search(B) Cut(C) Document(D) Undo(E) None of theseAns : (D)

3. In Excel, any set of characters containing a letter , hyphen, or space is considered—(A) a formula(B) text(C) a name



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(D) a title(E) None of these

Ans : (B)

4. ____________Software allows users to perform calculations on rows and columns of data.(A) Word processing(B) Presentation graphics(C) Database Management Systems(D) Electronic Spreadsheet(E) None of theseAns : (C)

5. A ____________represent approximately one billion memory locations.(A) kilobyte(B) megabyte

(C) gigabyte(D) terabyte(E) None of theseAns : (C)

6. ____________cells involves creating a single cell by combining two or more selected cells.(A) Formatting(B) Merging(C) Embedding(D) Splitting(E) None of theseAns : (B)

7. The operating system is the most common type of____________software.(A) communication(B) application(C) system(D) word-processing(E) None of theseAns : (C)

8. When you quickly press and releaes the left mouse button twice , you are—(A) Primary-clicking(B) pointing(C) Double-clicking(D) Secondary-clicking(E) None of these

Ans : (C)

9. The horizontal and vertical lines on a worksheet are called—(A) cells(B) sheets(C) block lines(D) gridlines(E) None of theseAns : (D)

10. To delete an incorrect character in a document, ____________ to erase to the right of the insertion point.(A) press the left mouse key(B) double-click the right mouse key

(C) press the BACKSPACE key



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(D) press the delete key(E) None of these

Ans : (D)

11. The operating system does all of the following EXCEPT:(A) provide a way for the user to interact with the computer.(B) manage the central processing unit (CPU).(C) manage memory and storage.(D) enable users to perform a specific task such as document editing.Ans : (D)

12. During the boot process, the____________looks for the system files.(A) CDB. BIOSC. CPU

D. DVDAns : (B)

13. ____________ are lists of commands that appear on the screen.(A) GUIs(B) Icons(C) Menus(D) WindowsAns : (C)

14. ____________ is the ability of an operating system to control the activities of multiple programs at the same time.(A) Multitasking(B) Streamlining(C) Multiuser(D) SimulcastingAns : (A)

15. The unique signal, generated by a device, that tells the operating system that it is in need of immediate attention is called an:(A) action.(B) event.(C) interrupt.(D) activity.Ans : (C)

16. The operating system controls access to the processor by assigning a(n) ____________ to each task requiring the processor’sattention.(A) CPU

(B) slice of time(C) stack(D) eventAns : (B)

17. The blocks of code, included in the operating system, that software applications interact with are known as:(A) application programming interfaces (APIs).(B) complimentary metal-oxide conductors (CMOS).(C) device drivers.(D) bootstrap loaders.Ans : (A)

18. MS-DOS is a ____________ operating system.

(A) point-and-click



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(B) user-friendly(C) command-driven

(D) MacAns : (C)

19. An interrupt handler is a(n):(A) location in memory that keeps track of recently generated interrupts.(B) peripheral device.(C) utility program.(D) special numeric code that indicates the priority of a request.Ans : (D)

20. A spooler is a(n):(A) location in memory that maintains the contents of a document until it prints out.(B) print job.

(C) program that coordinates the print jobs that are waiting to print.(D) message sent from the printer to the operating system when a print job is completed.Ans : (C)

21. Virtual memory is typically located:(A) on a floppy disk.(B) in the CPU.(C) in a flash card.(D) on the hard drive.Ans : (D)

22. The purpose of a swap (or page) file is to:(A) maintain pages of documents that are being spooled to the printer.(B) hold a program’s data or instructions in virtual memory when it can’t fit in RAM.(C) prevent thrashing in a multitasking environment.(D) allow multiple print jobs to print their pages out simultaneously.Ans : (B)

23. The definition of thrashing is:(A) swapping data between virtual memory and RAM too frequently.(B) insufficient hard disk space.(C) too many processors being managed by the operating system.(D) inaccurate information stored in the registry.Ans : (A)

24. All of the following are TRUE of Safe Mode EXCEPT:(A) Safe Mode is a special diagnostic mode.

(B) Safe Mode loads all nonessential icons.(C) Safe Mode allows users to troubleshoot errors.(D) Safe Mode loads only the most essential devices.Ans : (B)

25. Verification of a login name and password is known as:(A) configuration.(B) accessibility.(C) authentication.(D) logging in.Ans : (C)

26. The combination of the operating system and the processor is referred to as the computer’s:

(A) CPU.



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(A) The ScanDisk utility begins to run.(B) The video card and video memory are tested.

(C) The BIOS identification process occurs.(D) Memory chips are checked to ensure they are working properly.Ans : (A)

35. All of the following are TRUE regarding virtual memory EXCEPT—(A) any amount of RAM can be allocated to virtual memory.(B) the setting for the amount of hard drive space to allocate to virtual memory can be manually changed.(C) this temporary storage is called the swap file (or page file).(D) virtual memory is physical space on the hard drive.Ans : (A)

36. The operating system allows users to organize the computer’s contents in a hierarchical structure of directories that include all ofthe following EXCEPT:

(A) files.(B) folders.(D) drives.(D) systems.Ans : (D)

37. All of the following statements concerning windows are true EXCEPT—(A) windows are an example of a command-driven environment.(B) windows can be resized and repositioned on the desktop.(C) more than one window can be open at a time.(D) toolbars and scrollbars are features of windows.Ans : (A)

38. All of the following statements concerning files are true EXCEPT—(A) A file is a collection of related pieces of information stored together for easy reference.(B) Files can be generated from an application.(C) Files are stored in RAM.(D) Files should be organized in folders.Ans : (C)

39. Using Windows Explorer, a plus (+) sign in front of a folder indicates—(A) an open folder.(B) the folder contains subfolders.(C) a text file.(D) a graphics file.Ans : (B)

40. In Windows XP, if you want to see the file size and modified dates of all files in a folder, the best viewing option is the __________ view.(A) List(B) Thumbnails(C) Details(D) IconAns : (C)

Quick Revision

1. The earlier computers, which were massive in size, were based on vacuum tubes.2. Early computing machines, like the ENIAC, were actually meant to assist the armed forces.3. The printers in pre-1950s were punch cards.

4. An improvement on the ENIAC, which pioneered 'stored program', was made possible with the help of the mathematician John von



---------------------------------------------------------------------------------------------------------------------------------------Neumann.5. Before the 1950s, computers were mostly owned by universities and research labs.

6. The B-programming language was developed by Ken Thompson.7. Famous people, associated with the ENIAC, EDVAC, UNIVAC computers are Eckert & Mauchly.

8. The 1st commercially produced and sold computer (1951) was UNIVAC.9. IBM was provided software for PCs by Microsoft.10. Time-sharing, teletyping, were associated with mainframe computers.11. The transformation from heavy computers to PCs was made possible using microprocessors.12. The first microprocessor was developed in 1971 by Intel.13. The term 'micro' (extremely small) denotes 10

-6m.

14. The Harvard student, who chose to write computer programs and dropped studies was Bill Gates.

15. A pentium 4 (P-4) employs roughly 40 million transistors.16. Mark-1, Apple-1, and collossus were initial desktop computers.

17. Binary digits are briefed as bit.18. A collection of bits is called byte.

19. C

++

, is a computer language.20. The process of eliminating programming faults is called debugging.21. Starting up on operating system is called booting.22. A program used to browse the web is called browser.23. An error in software designing which can even cause a computer to crash is called bug.24. Click and double-click are achieved using the mouse.25. Java, C, ForTran, Pascal and BASIC are computer programming languages.26. The device which sends computer data using a phone line is called MODEM.27. 'Worm' and 'virus' are actually programs.28. A 'file' is a unit of information.29. A megabyte has 10

6(million) bytes.

30. A small, single-site network is called LAN.31. A processor that collects several data and sends them over a single line is called bridge.32. 'Nano' stands for one billionth part.33. The number of bit patterns using an n-bit code is 2n.34. The part of a computer that works with the data/programs is called CPU.35. To convert a binary number to a decimal, we have to express it in power of 2.36. www stands for world wide web.37. Mathematics employed in computers is called Boolean algebra.38. A collection of 8 bits is called byte.39. The first home computer (1977), which was sold in millions of units was Apple II.40. 'PARAM' is a supercomputer.41. A website containing periodic posts is called blog.42. While cutting and pasting, the cutitem is temporarily stored in the clipboard.43. http stands for hyper text transfer protocol.44. The unwanted or non-requested emails are called "spam".45. A computer framed to give various network services is called server.

ibs computer

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