OS system calls perform the following basic operations on files:

OS system calls perform the following basic operations on files:

  1. a) Read, Write, Delete
  2. b) Write, Print, Reposition
  3. c) Delete, Truncate, Sort data
  4. d) Modify, update, sort data

From the BCS Technical Cadre (CSE) October 2025 – 49th BCS Written (Special) (BPSC) exam, question 94 of 123.

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