Basic computer knowledge MCQs

393 MCQs  — Computer Programming MCQs  (Page 10 of 40)

The components that process data are related _______________________?
A. System units
B. Output devices
C. Storage components
D. Input devices
A data warehouse is which of the following ?
A. Contains only current data
B. Organised around important subject areas
C. Contains numerous naming conventions and formats
D. Can be updated by end users
A scanner scans______________________?
A. Pictures
B. Text
C. Both picture and text
D. Neither picture nor text
Wireless transmission can be done via________________________?
A. Radio waves
B. Microwaves
C. Infrared
D. All of the above
Why is the Caps lock key referred to as a toggle key ?
A. Because its function goes back and forth every time it is pressed
B. Because it cannot be used for entering numbers
C. Because it cannot be used to delete
D. Because it cannot be used to insert