MODEL QUESTION PAPER COMPUTERSCIENCE +1

SET 1

1. Kishor forget to apply for the online job before the last date of applying. …….utility
of information fails in this regard. (1 Score)
2. “It is better to computerize the Public Library”. Suggest your view points in this
comment on behalf of EDP and MDP. (2 Score)
3. a) (734)10 = (x)4 = (y)6. Find x and y (2 Score)
b) Complete the series (233)8,(235)8,(240)8, ……., ……… (2 Score)
c) (11001)2 – (……..)2 =(1011) 2. Find missing term. (1 Score)
4. Choose the most suitable I/O device from the list
Thermal Printer, Light pen, OMR, Inkjet printer, Scanner, MICR for the following
situations. (2 Score)
i) A person wants to place his father’s photograph as the desktop wallpaper of his
computer.
ii) Quick processing of DDs and cheques in banks.
iii) Printing tickets in KSRTC buses.
iv) Evaluation of answer scripts in PSC and Entrance examinations.
5.a) How images are shown in LCD displays.
b)Describe the working of Ink Jet printer.
6.a) Compare RAM and ROM.
 (2 Score)
b)Discuss the advantages & characteristics of Hard Disc.
7. Yours friend request your help for arranging computers in his office as a network.
What are the minimum requirements that you will ask for networking. (2 Score)
8. Differentiate the below two strings in terms of network terminologies. Also specify
each terms.
xyz@yahoo.co.in
http://www.mypage.com/index.html
9. Arrange various steps in programming given below in their correct order. (1 Score)
Execution & Testing, Problem Identification, Debugging, Documentation,
Translation.
10. Drow the flow chart to print the series 1,1,2,3,5,8,13, ……….. up to N terms.
(2 Score)

11. Distinguish the terms debugging and translation. (2 Score)
12. Arrange the below C++ tokens into five different groups. (2 Score)
price, double, avg_mark, +, else,:?,<=,”age”,123, ; , --,[ ]
13. Rewrite the following code using another statement in C++ (without using ‘if’)
if (a%2 = = 0) (2 Score)
cout<<”Even”;
else
cout<<”Odd”;
14. a) Differentiate break; and continue; statements. (2 Score)
b)Predict the output for following code by tracing the loop (2 Score)
int a=0,c=0;
while(a<10)
{
a + =1;
if(a= =5 || a= =6 || a= =7)
continue;
c++;
} cout<<c;
15. Predict the output of below C++ codes if initially a=10, b=3, c=4 all integer variables.
a++; (2 Score)
x=a%b+4;
y=x+++c;
cout<<x; cout<<y;
16. Match the following variables and datatypes. (2 Score)
variables for storing
a) age of human being i) float
b) price of stationary item ii) character array
c) name of employee iii) unsigned int
d) Distance between earth and moon iv) long double
v) short.
17. Write a program in C++ to accept a character from keyboard and change its Case.
(Upper case to Lower case and vice versa)
Or (4 Score)
Write a C++ program to print the pattern as shown below.
1 2 3 4
1 2 3
1 2
1