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Computer Basic Information

Computer Basic Information
Which is considered a direct entry input device?

Optical scanner
All of these
Light pen
Digitizer
Mouse

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Computer Basic Information
What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?

8
4
None of these
1
2

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Computer Basic Information
Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?

George Stibitz
None of these
Howard H. Aliken
Claude Shannon
Konard Zuse

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Computer Basic Information
Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as

None of these
General purpose registers
PC
Flags
Memory Address Registers

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Computer Basic Information
What is the alternative name for a diskette?

Hard disk
Floppy disk
Flexible disk
None of these
Winchester disk

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Computer Basic Information
Magnetic tape is a?

Universal Access medium
Random access medium
Serial access medium
A parallel access medium

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