A magnetic tape drive has a transport speed of 200 inches per second and a recording density of 1600 bytes per inch. The time required to write 600000 characters of data grouped into 100-character records with a blocking factor of 10 is
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Correct answer: A. 1.875 sec
Explanation
600000 / 100 = 6000 records → 600 blocks of 1000 bytes. Transfer rate = 200 × 1600 = 320000 B/s, so 600000 / 320000 = 1.875 s (inter-block gaps ignored).More Computer System Architecture questions
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