COMPUTER OBJECTIVE QUESTION -3

1. Which one of the following is not an input device ? 
A. Keyboard
B. Memory
C. Monitor
D.  Mouse
Answer 

2. One of the following is an Application Software.
A. DOS
B. Windows
C. Linux
D. MS Office
Answer

3. Which one of the following is DOS External Command?
A. COPY
B. FORMAT
C. DEL
D. DIR
Answer

4. Which one of the following is a Primary memory?
A. RAM
B. Hard Disk
C. CD-ROM
D. Floppy Disk

Answer

5. Which is a bootable disk?
A. The hard disk of computer system
B. A disk which is used to load DOS into the RAM
C. A mine floppy disk
D. A CD-ROM
Answer 

6. The number system that is the basis for computer operation is 
A. Hexadecimal System
B. Octal System
C. ASCII
D. Binary System
Answer 

7. If data is processed at once as soon as is arrive4s, this type of data processing is called
A. Real -time processing
B. Batch Processing
C. Off-Line processsin
D. None of the above
Answer 

8. CPU reads the information from secondary memory 
A. First information is transferred to main memory and from there, the CPU reads
B. Directly
C. Through registers
D. None of the above
Answer 

9. One of the following is Diagnostic software
A. Windows-XP
B. Office -XP
C. Norton Antivirus
D. Unix
Answer

10. Find the odd one out 
A. Control Unit
B. Arithmetic Logic Unit
C. Registers
D. Printer
Answer

Answer -
1. B
2. D
3. B
4. A
5. B
6. D
7. A
8. A
9. C
10. D