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A magnetic tape drive has transport speed of 200 inches per second and a recording density of 1600 bytes per inch. The time required to write 600000 b
Question



A magnetic tape drive has transport speed of 200 inches per second and a recording density of 1600 bytes per inch. The time required to write 600000 bytes of data grouped in 100 characters record with a blocking factor 10 is:

A.

1.875 sec

B.

2.6251 sec

C.

2.0062 sec

D.

2.6150 sec

Correct option is A



Step 4: Overhead for Blocking Factor
The blocking factor introduces a minor overhead due to inter-block gaps. The gap is negligible in this case, so no significant additional time is added.
The time required to write the data is approximately: (a) 1.875 seconds
Information Booster
1. Magnetic Tape Characteristics:
· Used for sequential data access.
· High storage capacity but slow access times compared to modern storage media.
2. Blocking Factor:
· Represents the number of records grouped into a block.
· Higher blocking factors reduce the number of inter-block gaps, increasing efficiency.
Additional Knowledge
· Recording Density: A measure of how much data can be stored per inch of tape. Higher densities reduce the tape length required for storage.
· Transport Speed: Determines how quickly the tape moves past the read/write head, impacting the total time required.

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