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Computer Basic Information

Computer Basic Information
USB stands for ___ ?

Universal Serial Bus
Unique Sequential Bus
Universal Sequential Bus
Unique Serial Bus

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Computer Basic Information
The process of writing computer instructions in a programming language is known as

Coding
File
Processing
None of these
Programming

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Computer Basic Information
The bar code which is used on all types of items, is read by a scanning device directly into the computer.What is the name of this scanning device?

MICR
OCR
None of these
Laser scanner
Wand

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Computer Basic Information
Which of the following is intended to be used in all applications runs on mainframe computers.

PL/1
None of these
LOGO
OCCAM
APL

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Computer Basic Information
Which of the following are often used to ensure that data has been accurately input to the computer?

None of these
digitizers
light pens
input controls
keyboards

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Computer Basic Information
The output of a 2 input OR gate is 0 only when its

either input is 1
either input is 0
both inputs are 0
None of these
both inputs are 1

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