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.Management Sciences
Category: Basic computer knowledge
The physical layer concerns with____________________?
0
A. bit-by-bit delivery
B. process to process delivery
C. application to application delivery
D. none of these
The ___________ key and the __________ key can be used in combination with other keys to perform shortcuts and special tasks?
A. Control, Alt
B. Function, Toggle
C. Delete, Insert
D. Caps lock, Num lock
A hand-held device for optically reading bar codes on goods, labels & shelves is____________________?
A. Wand
B. Light pen
C. Mouse
D. Touch tablet
The computer’s processor consists of the following parts___________________?
A. CPU and Main Memory
B. Hard Disk and Floppy Drive
C. Main Memory and Storage
D. Control Unit and ALU
Any data or instructions naturel into memory of a computer is considered as ____________________?
A. Storage
B. Output
C. Input
D. Information
You organise files by storing them in____________________?
A. lists
B. indexes
C. folders
D. archives
Which keys enable the input of numbers quickly ?
A. Function keys
B. The numeric keypad
C. Ctrl, shift and Alt
D. Arrow keys
_____________________ provides the means to move the pointer on the screen and give information to the computer by clicking its buttons ?
A. Scanner
B. Mouse
C. Keyboard
D. Program
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