Dear Aspirants,
Welcome to D2G’s Computer Quiz. In upcoming clerk exam Computer section too plays a major role. It carries equal marks (40) similar to other sections. So do concentrate on this also.

1. Constant is a value written into a program instruction?
a) that does not change during the execution of the program
b) that can change during the execution of the program
c) that can vary during the execution of the program
d) none of these

2. A removable direct-access storage medium containing multiple magnetic disks mounted vertically on a single-shaft is referred as?
a) Tape pack
b) Disk pack
c) Cylinder
d) None of these

3. These hacker breaks security for altruistic or at least non-malicious reasons?
a) White hat
b) Grey hat
c) Blue hat
d) None of these

4. An optical input device that is used to read documents printed in a special type font is known as?
a) Document reader
b) Documentation
c) Printer
d) None of these

5. For checking spelling one uses?
a) Dictionary Disk
b) Index disk
c) Directory
d) None of these

6. It is a software program designed to record (‘log’) every keystroke on the machine on which it runs?
a) Keylogger
b) Worm
c) Virus
d) Cracker

7. It is a self-replicating program that infects computer and spreads by inserting copies of itself into other executable code or documents.
a) Keylogger
b) Worm
c) Virus
d) Cracker

8. The term DBMS is referred to?
a) Data Base Management system
b) The software used for the management,maintenance and retrieval of the data stored in a data base
c) Both A & B are true
d) None of these

9. The speed at which data is transferred from the main memory to another medium on which data are recorded is referred as?
a) Data transfer rate
b) Byte
c) Buds
d) None of these

10. These are program designed as to seem to being or be doing one thing, but actually being or doing another?
a) Trojan horses
b) Keylogger
c) Worm
d) Cracker