Computer Knowledge Question and Answer for Competitive exam

1. Graphical pictures that represent an object like filess, folder etc. are

A. windows
B. icons
C. desktop
D. task bar

B. icons

2. A program that is used to view web site is called a

A. web viewer
B. search engine
C. browser
D. word processor

C. browser

3. A byte is a collection of

A. four bits
B. eight bits
C. ten bits
D. twelve bits

B. eight bits

4. When the computer is working on given instructions, it is called

A. storage
B. processing
C. output
D. input

B. processing

5. CD-ROM is an example of _________________________.

A. Input device
B. Output device
C. Both Input and Output
D. Pointing device

C. Both Input and Output

6. The internet service that provides a multimedia interface to available resources is called

A. Telnet
B. Gopher
C. World Wide Web
D. FTP

C. World Wide Web

7. Java is an example of a(n) ________________________

A. assembly language
B. machine language
C. high-level language
D. fourth-generation language

C. high-level language

8. An object typically hides its data, but allows outside code to access

A. the data files
B. the methods that operate on the data
C. the pseudocode
D. private data members

B. the methods that operate on the data

9. Which of the following is not an example of a document file ?

A. Memo
B. Thesis
C. Letter
D. Spreadsheet

D. Spreadsheet

10. A device that connects to a network without the use of cables is said to be

A. wireless
B. distributed
C. centralized
D. open source

A. wireless

11. Compiler is the

A. parts of arithmetic logic unit
B. name given to the computer operator
C. translator of source program to object code
D. part of digital machine to store the information

C. translator of source program to object code

12. The hardware device commonly referred to as the "brain" of the computer is the

A. RAM chip
B. CPU
C. data input
D. secondary storage

B. CPU

13. Which of the following memory chip is programmed during the manufacturing process ?

A. ROM
B. RAM
C. EEPROM
D. PROM

A. ROM

14. The components that process data are located in the

A. input devices
B. output devices
C. system unit
D. storage component

C. system unit

15. RAM is an acronym for

A. Read All memory
B. Ready Access Memory
C. Random Area Memory
D. Random Access Memory

D. Random Access Memory