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Computer Basic Information

Computer Basic Information
Which of the following is the coding of data so that is can't be easily understood if intercepted.

None of these
Encryption
Mnemonics
Decoder
Barcode

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Computer Basic Information
Which of the following memories must be refreshed many times per second?

EPROM
Dynamic RAM
None of these
Static RAM
ROM

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Computer Basic Information
How many addresses are required for 25 x 40 video RAM?

None of these
2000
2000
1920
1000

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Computer Basic Information
What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch?

942000 bytes
None of these
14384 bytes
192300 bytes
9712478 bytes

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Computer Basic Information
What is a portion of memory that serves as a temporary repository for data as it waits for a given action?

Memory Pool
Bank
Cache
Processor
Processor pool

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Computer Basic Information
In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?

None of these
Indirect mode
Index mode
Absolute mode
Immediate mode

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