Computer Teacher Vacancy Rajasthan : Information & Study Materials

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22. Which of the following cannot be a variable name in C?
a) volatile
b) true
c) friend
d) export

Answer??

21. What will be the output of the following C code?


int main()
{
int ThisIsVariableName = 12;
int ThisIsVariablename = 14;
printf("%d", ThisIsVariablename);
return 0;
}
a) The program will print 12
b) The program will print 14
c) The program will have a runtime error
d) The program will cause a compile-time error due to redeclaration

Answer??

20. What will happen if the following C code is executed?


int main()
{
int main = 3;
printf("%d", main);
return 0;
}
a) It will cause a compile-time error
b) It will cause a run-time error
c) It will run without any error and prints 3
d) It will experience infinite looping

Answer??

19. Which of the following is not a valid variable name declaration?
a) float PI = 3.14;
b) double PI = 3.14;
c) int PI = 3.14;
d) PI 3.14

Answer??

18. What will be the output of the following C code?


int main()
{
printf("Hello World! %d \n", x);
return 0;
}

a) Hello World! x;
b) Hello World! followed by a junk value
c) Compile time error
d) Hello World!

Answer??

17. Which is valid C expression?
a) int my_num = 100,000;
b) int my_num = 100000;
c) int my num = 1000;
d) int $my_num = 10000;

Answer??

16. Which of the following is not a valid C variable name?
a) int number;
b) float rate;
c) int variable_count;
d) int $main;

Correct Answer is ??

15. Which of the following is not a valid variable name declaration?
a) int _a3;
b) int a_3;
c) int 3_a;
d) int _3a

Answer D

14. Which of the following is not a valid variable name declaration?
a) int __a3;
b) int __3a;
c) int __A3;
d) None of the mentioned

Answer D

13. What is an Intranet?
A. A local area network
B. A metropolitan area network
C. A wide area network
D. None of these

Answer A

12. What is the full form of PAN?
A. Permanent Area Network
B. Posted Area Network
C. Passive Access Network
D. Personal Area Network

Answer D

11. Which is the most suitable scheduling scheme in real time operating systems?
A. Preemitive Scheduling Scheme
B. Random Scheduling Scheme
C. Round Robin Scheduling Scheme
D. None of these

Answer A

10. Fedora is a flavour of --- Operating System?
A. Unix
B. Macintosh
C. Windows
D. Linux

Answer D

9. Which type of operating system process data at actual time?
A. Batch processing operating system
B. Time sharing operating system
C. Instant response operating system
D. Real time operating system

Answer A

8. Which is not a correct type of database software?

A. MySQL
B. PostgreSQL
C. MongoDB
D. RDBMS
E. MariaDB

Answer??

7. What does an Operating System do?
A. Memory Management
B. File Management
C. Application Management
D. All of the above

Answer??

6. What is the full form of VGA?
A. Video Graphics Array
B. Video Graphical Accelerator
C. Visual Graphics Array
D. Visual Graphical Accelerator

Answer??

5. One GB (Gega Byte) contains --- bytes?
A. 1073741824
B. 1048576
C. 83886808
D. 8192

Answer?

4. Which is the smallest memory measurement unit in given options?
A. Byte
B. Micro Byte
C. Kilo Byte
D. Nibble

Answer?

3. What is the full form of PCB?

A. Printed Circuit Board
B. Processing Central Board
C. Peripherals Combined Board
D. None of these

Answer??

2. Which input device is used to scan cheque in banks?
A. OCR
B. MICR
C. OMR
D. All of the above

1. Which is not a correct type of a computer?

A. Mini Frame Computer
B. Super Computer
C. Workstations
D. Personal Computer

Answer??

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Computer Teacher Vacancy Rajasthan : Information & Study Materials updated their address.