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Basic Unix Quiz - 3

Description: Basic Unix Quiz - 3
Number of Questions: 10
Created by:
Tags: unix

The agency that sits between the user and the UNIX system is called the

  1. logic

  2. profile

  3. shell

  4. erxc

Answer: 3

Which of the following commands is used to update access and modification times of a file?

  1. grep

  2. wc

  3. touch

  4. cat

Answer: 3

Which command is used to count just the number of characters in a file?

  1. wc - 1

  2. wc -c

  3. wc -w

  4. wc -r

Answer: 2

Which of the following commands is used to list contents of directories?

  1. ls

  2. lp

  3. dir

  4. tar

Answer: 1

Which command is used to display a file contents in octal form?

  1. cd

  2. od

  3. of

  4. oct

Answer: 2

Which command will be used with vi editor to insert text to left of cursor?

  1. s

  2. S

  3. a

  4. i

Answer: 4

In vi editor, forward search is performed using the command.

  1. :pat

  2. :pat

  3. /pat

  4. All of the above

Answer: 4

Which of the following special shell variables is used to process number of the last background job?

  1. $!

  2. $#

  3. $0

  4. $*

Answer: 1

Which option will be used with ps command to slow the entire command line of the process being run?

  1. -4

  2. -f

  3. -1

  4. -5

Answer: 2

Which of the following command addresses all users who are currently hooked on?

  1. write

  2. mail

  3. wall

  4. mesg

Answer: 3
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