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Computer Basic Information

Computer Basic Information
A wireless network uses .......... waves to transmit signals.

Sound
Mechanical
Magnetic
None of these
Radio

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Computer Basic Information
Which is true for the digital computer?

Both A and C
It is less accurate than the analog computer
It represents the decimal numbers through a string of binary digits
It is used primarily in scientific applications
None of these

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Computer Basic Information
Two or more computers connected to each other of sharing information form a _____ .

Router
Tunnel
Pipeline
Network
Server

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Computer Basic Information
CPU stands for ___ ?

Central Performance Unit
Central Processing Unit
Control Processing Unit
Common Processing Unit

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Computer Basic Information
A result of a computer virus can not lead to ......

None of these
Deletion of files
Disk Crash
Mother Board Crash
Corruption of program

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Computer Basic Information
Disketts and hard disks are

Used only in mainframe computers
Sequential access devices
Slower than magnetic tape
None of these
Direct access devices

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