Computer Science - Computer Fundamentals

11. 

An advantage of blocking a tape is that

A. additional processing time is consumed
B. the direct file method can be emulated
C. tapes contain less data and longer tapes
D. less tape is used to store the same amount of data
E. None of the above

Answer: Option D

Explanation:

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12. 

Perforated paper used as input or output media is known as

A. Paper tape
B. Magnetic tape
C. Punched paper tape
D. Card punch
E. None of the above

Answer: Option A

Explanation:

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13. 

What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch?

A. 942000 bytes
B. 9712478 bytes
C. 192300 bytes
D. 14384 bytes
E. None of the above

Answer: Option A

Explanation:

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14. 

Ethernet uses

A. Bus topology
B. Ring topology
C. Star topology
D. Tree topology
E. None of the above

Answer: Option A

Explanation:

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15. 

What is the latest write-once optical storage media?

A. Digital paper
B. Magneto-optical disk
C. WORM disk
D. CD-ROM disk
E. None of the above

Answer: Option A

Explanation:

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