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Computer Basic Information

Computer Basic Information
The operating system manages

All of these
Processor
Disk and I/O Devices
Memory

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Computer Basic Information
Which of the following is the largest and most powerful computer manufacture in the world

Intel
None of these
Novel
Microsoft
IBM

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Computer Basic Information
In 1999, the Melissa virus was a widely publicized:

E-mail virus
Trojan Horse
Macro virus
Time Bomb

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Computer Basic Information
When an input electrical signal A=10100 is applied to a NOT gate, its output signal is

None of these
10101
1011
10001
101

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Computer Basic Information
What is the main advantage of magnetic core memory over semiconductor RAM memory?

None of these
more economical
a bit does not have to write after reading
more compact and smaller
non volatile

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Computer Basic Information
The working principles of today's computers were provided by an English mathematician

Dr. Hollerith
Charles Babbage
None of these
Donald Reach
Ken Reider

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