strictly based on latest syllabus issued by cbse for 2017 ... · disease. what type of network is...
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Strictly Based on Latest Syllabus Issued by CBSE for 2017 Examination
OSWAAL CBSE
OSWAAL BOOKSPublished by :
INFORMATICS PRACTICES
SAMPLEQUESTIONPAPERSCLASS 12
MARCH 2017 EXAMINATION
0562-2857671, 25277811/11, Sahitya Kunj, M.G. Road, Agra -282002 (UP) India
0562-2854582, 2527784 [email protected] www.OswaalBooks.com
*Solutions�for�SQP�6-10�can�be�downloadedfrom�www.OswaalBooks.com
© Publisher
Oswaal Books
20
04
OUR DISTRIBUTORS
CONTENTS
l Syllabus v - viii
l Solved Paper, 2016 (Delhi & Outside Delhi Set) 9 - 24
l Solved Paper, 2015 with CBSE Marking Scheme 25 - 39
(Outside Delhi)
q Sample Question Papers (Solved)
Sample Question Paper - 1 41 - 45
Sample Question Paper - 2 46 - 50
Sample Question Paper - 3 51 - 55
Sample Question Paper - 4 56 - 60
Sample Question Paper - 5 61 - 65
q Sample Question Papers (Self Assessment)
Sample Question Paper - 6 66 - 71
Sample Question Paper - 7 72 - 75
Sample Question Paper - 8 76 - 80
Sample Question Paper - 9 81 - 86
Sample Question Paper - 10 87 - 90
q Solutions
Sample Question Paper - 1 91 - 94
Sample Question Paper - 2 95 - 99
Sample Question Paper - 3 100 - 104
Sample Question Paper - 4 105 - 108
Sample Question Paper - 5 109 - 112
*SOLUTIONS for Sample Question Paper 6 to 10 can be downloaded from www.OswaalBooks.com
(iii)
MODEM,
, eavesdropping
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FOREIGN KEY
Front-end Interface :
Back-end Database :
Front-End and Database Connectivity:
Impact of ICT on society:
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SOL VEDPAPER
C.B.S.E.2016
Class–XIIDelhi & Outside Delhi Set
Informatics Practices
Time allowed : 3 Hours Max. Marks : 70
General Instructions : (i) All question are compulsory.
(ii) Answer the questions after carefully reading the text.
SECTION A
Delhi Set Code No. 90/1
1. (a) Two doctors have connected their mobile phones to transfer a picture file of a person suffering from a skin disease. What type of network is formed ? Which communication media out of Coaxial cable, Optical fiber, Bluetooth, Satellite link should be used to transfer the file ? 2
(b) State reason why Star topology requires more cable length then Bus topology. 2 (c) "Open Source Software developers work for the good of community." Is this statement true ? Give reason. 2 (d) What happens during 'Domain Name Resolution' ? 2 (e) How is 'Denial of Service' Attack, a threat to Network Security ? 2 2. (a) Identify the odd one out of the following statements. State reason for your choice. 1 (i) Switch (ii) do while (iii) While (iv) for (b) What is the difference between set Visible() and set Enabled() methods ? 1 (c) What is the difference between the following statements (i) and (ii). 1 (i) a=5; (ii) if(a = = 5) x=3;
(d) Write the output in jTextField 1 if depcode is 3. 1 switch (depcode)
{
case 1 :
allowance=4000;
break;
case 2 :
allowance=3200;
break;
default :
allowance=1000;
}
jTextFieldl.setText(" " +allowance);
(e) Sandhya is creating a webpage, She is entering HTML code on her computer. In between , she keeps pressing 'Refresh' / 'Reload' button on her browser. What is the purpose ? 2
(f) What does 'XML' stand for ? How is the purpose of HTML different from XML ? 2 (g) Write Java code (statements) to declare Y as integer variable. Then, assign the value 30 to a variable Y. Increase
the value of Y by 5 and store the increased value in Z. 2
continue
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