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[QUOTE=hemalathaijt;195761][B]Panjab University
CET 2011
Subject : Computer Science
Time : 70 minutes Number of Questions : 60 Maximum Marks : 120[/B]

1. How many bytes are contained in one Gigabyte (GB) ?
(A) 212 (B) 218
(C) 230 (D) 220

[B]Model Question List[/B] : [URL]http://exams.puchd.ac.in/show-noticeboard.php?id=211[/URL]
[B]Model Question Paper[/B] : [URL]http://exams.puchd.ac.in/includes/noticeboard/20110528144324-qp-s.pdf[/URL]

2. If A is the number of address lines, how many memory locations can be there ?
(A) A2 (B) 2A
(C) 2A (D) A

3. The name given to a collection of program instructions or data that are available on a storage medium is :
(A) File (B) Cluster
(C) Folder (D) Buffer

4. Compression tool is an example of :
(A) System software (B) Application software
(C) Business software (D) Utility software

5. Device driver is an example of :
(A) Utility software (B) System software
(C) Compiler (D) Assembler

6. The processing is faster with which of the following memories ?
(A) Primary memory (B) Cache memory
(C) Secondary memory (D) Register memory

7. The first thing that is performed when a computer is switched on is :
(A) Displaying the prompt (B) Prompting the user to press a key
(C) Power on self test (D) Loading system files into primary memory

8. The speed of a CD ROM drive is 52X. X is :
(A) 100 KB/s (B) 150 KB/s
(C) 10 MB/s (D) 120 KB/s

9. Which of the following is not an essential requirement for an algorithm ?
(A) Accepts input (B) Terminates in a finite amount of time
(C) Performs unambiguous operations (D) Produces result

10. The operating system (OS) that allows the user to work on a C program as well as to print the document on a printer is an example of :
(A) Time sharing OS (B) Distributed OS
(C) Multitasking OS (D) Real time OS

11. To check whether the program returns the desired output for given input is known as :
(A) Program Debugging (B) Program testing
(C) Program analysis (D) Program design

12. The operating system that lacks built in security features is :
(A) Solaris (B) Linux
(C) Unix (D) Windows

13. Which of the following is not the function of an operating system ?
(A) Program debugging (B) CPU scheduling
(C) Memory management (D) Device management

14. Suppose a program is to be tested for different integer data provided by the user and has to stop when user inputs zero. Which control structure is recommended to be used in the program ?
(A) Switch (B) For-do
(C) While (D) If-then-else

15. If x = 10 and y = 0, the statement z = x/y results in :
(A) Logical error (B) Run-time error
(C) Syntax error (D) Linking error[/QUOTE]

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