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.Management Sciences
Category: Basic computer knowledge
A hand-held device for optically reading bar codes on goods, labels & shelves is____________________?
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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
What characterstics of read-only memory (ROM) makes it useful ?
A. ROM information can be easily updated
B. Data in ROM is non volatile, that is, it remains there even without electrial power
C. ROM provides very large amounts or inexpensive data storage
D. ROM chips are easily swapped between different brands of computers
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