Computer Science - Computer Fundamentals

6. 

A 'number crunching' computer is one that can handle

A. large spreadsheets
B. large alphanumeric data
C. large volume of numbers
D. only numbers
E. None of the above

Answer: Option C

Explanation:

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7. 

The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?

A. Laser scanner
B. Wand
C. OCR
D. MICR
E. None of the above

Answer: Option A

Explanation:

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8. 

A processing unit that coordinates networks and data communication is known as

A. Control unit
B. Communications processor
C. Register unit
D. CPU
E. None of the above

Answer: Option B

Explanation:

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9. 

A type of line printer that uses an embossed steel band to form the letters printed on the paper is

A. Golf ball printer
B. Dot-matrix printer
C. Laser printer
D. Band printer
E. None of the above

Answer: Option D

Explanation:

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10. 

Which memory system is not as a mass memory medium?

A. semiconductor memory
B. magnetic tape
C. magnetic disk
D. magnetic drum
E. None of the above

Answer: Option A

Explanation:

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