Computer Online Quiz-04

Online Quiz(Computer Questions):-

1.In a database table ,columns represents?

A. Domain
B. Fields or attributes
C. Records
D. Entity

2.Bluetooth transfers its data through which of the following medium?

A. Co-axial cable
B. Wireless
C. Internet cable
D. None of these

3.Which of the following printers are fastest and deliverers best quality printing?

A. Dot matrix
B. Ink jet
C. Laser printers
D. None of these

4.System restore is a component in windows which helps?

A. rolling back of system files
B. installed programs
C. registry keys
D.All of the above

5.Java software's can run which of the following operating systems without rewriting ?

A. Linux
B. Windows
C.Unix
D. All of the above

6.Choose the most suitable device among the following for playing computer games?

A. Hand-held scanner
B. Joystick
C. Optical Mark Reader
D. Digital camera

7.Addition of two octal number 742 and 152?

A. 588
B. 1714
C. 894
D. 1114

8.The refresh rate of a monitor is measured in?

A. Kilo bytes
B. Mega bytes
C. RPM
D. Hertz
  

Computer Hardware   |  M.S.Word   |  Operating System | Computer Awareness
<<Back