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Computer Basic Information

Computer Basic Information
Conversion of an octal number 208 to its binary number is

111102
None of these
101102
100002
101112

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Computer Basic Information
Which of the following is true?

Fields are composed of characters
Files are composed of records
Fields are composed of bytes
Records are composed of fields
All of these

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Computer Basic Information
An advantage of overlapped processing activities is:

more effective use of the CPU
increased processing activities for the entire system
All listed here
None of these
better coordination of I/O activities

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Computer Basic Information
Which of the following does not affect the resolution of a video display image?

screen size
bandwidth
vertical and horizontal lines of resolution
All of these
raster scan rate

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Computer Basic Information
Which memory system is not as a mass memory medium?

magnetic drum
magnetic tape
None of these
magnetic disk
semiconductor memory

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Computer Basic Information
CD-ROM is a

All of these
Memory register
Semiconductor memory
None of these
Magnetic memory

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