Question: Which of the following techniques always reads or writes a large block of data, which contains several file records, from or to the I/O medium?

Answer:

This features reduces the total number of IO operations required for processing a file, hereby improving the file processing efficiency of a process. Also improves utilization f an IO medium and throughput of a device.

MCQ: Which of the following techniques always reads or writes a large block of data, which contains several file records, from or to the I/O medium?

A. Buffering of records
B. Blocking of records
C. Buffering and blocking of records
D. None of the above.

Correct Answer: A. Buffering of records

Explanation:

This features reduces the total number of IO operations required for processing a file, hereby improving the file processing efficiency of a process. Also improves utilization f an IO medium and throughput of a device.