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Computer Basic Information

Computer Basic Information
Which of the following can't spread virus

An e-mail with attachment
Downloading files over the web
None of these
A plain text mail

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Computer Basic Information
What is the name of the visible silver rectangle which separates the take-up portion of the magnetic tape from the data recording portion?

Tape marker
None of these
Tape separator
Load marker
Load maker

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Computer Basic Information
The OR, XOR & AND functions can be performed by _____ of the computer in a CPU.

CU
Memory
None of these
Register
ALU

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Computer Basic Information
Which is considered a direct entry input device?

Optical scanner
Mouse
Digitizer
All of these
Light pen

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Computer Basic Information
Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):

Firewall
Hacker-resistant server
Hacker-proof program
Encryption safe wall

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Computer Basic Information
Which of the following tasks is not suited for sequential processing by a computer?

Inventory control
None of these
Preparing of mailing labels
Accounting for credit card purchases
Processing payroll cheques

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