Linux MCQs with answers Page - 6

Dear candidates you will find MCQ questions of Linux here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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📊 Linux
Q. Hidden files are
  • (A) Those whose ‘read’ bit is set to ‘h’
  • (B) Permitted for (can be accessed) only superusers
  • (C) Files that begin with a ‘.’
  • (D) Files that cannot be opened by ordinary user for writing
💬 Discuss
✅ Correct Answer: (C) Files that begin with a ‘.’
📊 Linux
Q. Shell is ?
  • (A) Command Interpreter
  • (B) Interface between Kernel and Hardware
  • (C) Interface between user and applications
  • (D) Command Compiler
💬 Discuss
✅ Correct Answer: (A) Command Interpreter
📊 Linux
Q. Which command searches the string in file opened in vi editor?
  • (A) / or ?
  • (B) f or F
  • (C) t or T
  • (D) none of the mentioned
💬 Discuss
✅ Correct Answer: (A) / or ?
📊 Linux
Q. Which command sets the number for all lines?
  • (A) :set li
  • (B) :set ln
  • (C) :set nu
  • (D) :set nl
💬 Discuss
✅ Correct Answer: (C) :set nu
📊 Linux
Q. Which of the following is true?
  • (A) Shell is a process and can be started by superuser only
  • (B) Shell is a built-in Kernel functionality
  • (C) Shell is a wrapper for all the commands and utilities
  • (D) None of the mentioned
💬 Discuss
✅ Correct Answer: (C) Shell is a wrapper for all the commands and utilities
📊 Linux
Q. The permission -rwxr–r– represented in octal expression will be
  • (A) 777
  • (B) 666
  • (C) 744
  • (D) 711
💬 Discuss
✅ Correct Answer: (C) 744
📊 Linux
Q. Effective group id can be set using following permission
  • (A) 0777
  • (B) 2666
  • (C) 4744
  • (D) 1711
💬 Discuss
✅ Correct Answer: (B) 2666
📊 Linux
Q. The permission -rwSr–r– represented in octal expression will be
  • (A) 0777
  • (B) 2666
  • (C) 4744
  • (D) 4644
💬 Discuss
✅ Correct Answer: (D) 4644
📊 Linux
Q. Which command is used to assign read-write permission to the owner?
  • (A) chmod a+r file
  • (B) chmod o+r file
  • (C) chmod u=rw file
  • (D) chmod og-r file
💬 Discuss
✅ Correct Answer: (C) chmod u=rw file
📊 Linux
Q. Which of the following umask settings doesn’t allow execute permission to be set by default on directory files
  • (A) 222
  • (B) 111
  • (C) 000
  • (D) 444
💬 Discuss
✅ Correct Answer: (C) 000

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