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Question 57Asked in UGC NET Computer Science, June 2016 (Paper II & III, Selected Questions)

Which of the following option with reference to UNIX operating system is not correct?

  1. AINT signal is sent by the terminal driver when one types <Control> and it is a request to terminate the current operation.
  2. BTERM is a request to terminate execution completely. The receiving process will clean up its state and exit.
  3. CQUIT is similar to TERM, except that it defaults to producing a core dump if not caught.
  4. DKILL is a block able signal.
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Correct answer: (D) KILL is a block able signal.

Explanation

KILL (SIGKILL) cannot be blocked, caught or ignored, so the statement "KILL is a blockable signal" is not correct.

From UGC NET Computer Science PYQ, June 2016 (Paper II & III, Selected Questions)

This is question 57 of UGC NET Computer Science PYQ, June 2016 (Paper II & III, Selected Questions). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.