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Computer Basic Information

Computer Basic Information
A packet switching network that was sponsored by the Commission of the EEC and became operational in 1979 is

None of these
Euronet
LAN
Broadband network
Star network

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Computer Basic Information
Which of the following is the largest manufacturer of Hard Disk Drives?

Seagate
Microsoft
3M
IBM
None of these

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Computer Basic Information
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?

sequential
None of these
direct
indexed sectors
indexed direct

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Computer Basic Information
A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen?

COM
None of these
film card
microfilm
microfiche

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Computer Basic Information
A typical modern computer uses

Valves
LSI chips
None of these
All listed here
Vacuum tubes

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Computer Basic Information
The scrambling of code is known as:

Encryption
Scrambling
Password-proofing
A firewall

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