The questions on the computer section for the VOLCET examination required for preparation purpose have been given below:

VOCLET 2015 Computer Question

1. The total time elapsed between submission of command and data to a computer and getting the result of computation is the
B) Response
2. An automatic machine that is made to perform routine human tasks is -
B) Robot
3. The following device allows the user to add external components to a computer system-
C) Ports / Main boards.
4. A program that remains in the memory while other programs are executing is called-
A) Resident program
5. The time required to complete a single , continuous execution of an object program is called-
A) Run Time
6. What is the minimum number of NAND gates required to implement the Boolean Function x’y+y’x, where x,y are the two inputs of the gate-
A) 5
7. Process of finding / correcting program errors is-
B) Debugging
8. One or more identifying lines printed at the bottom of a page are referred as-
B) Footer
9. An adder which adds three binary digits and outputs a results bit and a carry bits is refferd as-
C) Full Adder
10. Which of the following communication lines, best suites to interactive processing applications-
C) Full-duplex lines
11. The tree main components of a digital computer system are-
C) Memory, CPU, I/O
12. Mega is 2 to the power of -
A) 20
13. If x,y,z are three Boolean variables, then x(y+z) equals (x+y)(x+z), if x,y,z take the values-
B) 0,1,0
14. Which of the following comments about the Program Counter (PC) are true?-
C) During execution of the current instruction, its content changes.
15. Kernel is -
A) A) considered as the critical part of the operating system.
16. Unix was developed by -
A) Bell laboratory
17. Pick the incorrect statement-
C) System can’t work without a shell
18. Which of the following statements best explains a process?-
C) It is an instance of a program in execution.
19. Kernel is not involved-
C) in resource allocation
20. The command echo welcome>/dv/tty --
C) echoes welcome only in the terminal in which it is run.
21. Technique of placing software / programs in a ROM semi-conductor chip called-
C) Firmwire
22. A number system with a base of sixteen is referred as-
D) Hexadecimal number system
23. One of the early coding systems, based on the idea of converting each digit of a decimal number into its binary equivalent rather than converting the entire decimal value into a pure binary form is -
B) BCD
24. BIOS is responsible for -
A) Handling the particulars of input/output operations.
25. Instead of buying new computer, productivity of old one can be economically enhanced with the help of -
D) PCI board