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UnixLinux Implementation MCQs – CHAPTER 3 DAE

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1. . Which of the following best describes Linux/Unix?
(A) An open-source operating system based on Unix
(B) An operating system designed for mobile devices
(C) A proprietary operating system developed by Microsoft
(D) A programming language used for web development

2. . What is the shell in Linux/Unix?
(A) A graphical user interface (GUI) for Linux/Unix
(B) A file system used to organize and store data in Linux/Unix
(C) A virtualization software used to run multiple operating systems simultaneously
(D) A command interpreter that provides an interface to the operating system

3. . Which command is used to display the current working directory in Linux/Unix?
(A) ls
(B) mkdir
(C) cd
(D) pwd

4. . What is the purpose of the chmod command in Linux/Unix?
(A) To create a new directory
(B) To change the ownership of a file or directory
(C) To change the permissions of a file or directory
(D) To remove a file or directory

5. . Which command is used to list the contents of a directory in Linux/Unix?
(A) ls
(B) cp
(C) mv
(D) rm

6. . Maximum number of significant characters checked for password?
(A) 6
(B) 7
(C) 9
(D) 8

7. . The process of establishing the communications session and identifying is ___________?
(A) Logging-out
(B) Logging-in
(C) Sockets
(D) Environment

8. . MKDIR is used for _________ Directory?
(A) Creating
(B) Removing
(C) Renaming
(D) Copy

9. . RMDIR is used for _________ Directory?
(A) Creating
(B) Removing
(C) Renaming
(D) Copy

10. . A __________is a file created to do inter-process communication?
(A) Regular File
(B) Directory File
(C) Character File
(D) Named Pipe

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