Linux MCQs with answers Page - 45

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Q. What command is used to count just the number of lines contained in a file?

  • (A) wc –r
  • (B) wc –w
  • (C) wc –c
  • (D) wc –l

A

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Q. What command is used to sort the lines of data in a file in reverse order?

  • (A) sort
  • (B) sh
  • (C) st
  • (D) sort –r

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Q. Which of the following command lists the last 10 lines of a file?

  • (A) tail
  • (B) cat
  • (C) head
  • (D) grep

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Q. Which statement resumes the next iteration of a for, while, select, or untill loop?

  • (A) command
  • (B) complete
  • (C) break
  • (D) continue

A

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Q. Which command can create environment variable?

  • (A) export
  • (B) set
  • (C) read
  • (D) none of the mentioned

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Q. Which of the following is not a major Unix shell?

  • (A) Korn Shell
  • (B) Bash Shell
  • (C) C Shell
  • (D) X Shell

A

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Q. Which was the first Unix shell?

  • (A) Korn Shell
  • (B) Bash Shell
  • (C) C Shell
  • (D) X Shell

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Q. The purpose of the PATH variable is to

  • (A) Show the current directory
  • (B) Show the directory path of a file
  • (C) Tells the shell what directories to search when a command is entered
  • (D) Both A and B

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Q. What special character is used to designate the users home directory in the C shell?

  • (A) $
  • (B) &
  • (C) ~
  • (D) @

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Q. The shell in the Unix system is the

  • (A) Outer layer of a seed
  • (B) Provides a prompt
  • (C) User interface with the operating system
  • (D) Both (b) and (c)

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