Copa | Semester 1st | Linux Commands

Linux shell commands

Linux Commands

1. To display the list of files and directories, _________ Linux command is used.

A) ls B) chmod C) mkdir D) rmdir

... Answer is A) ls

2. ________ Linux command creates a new directory.

A) ls B) chmod C) mkdir D) rmdir

... Answer is C) mkdir

3. _________ Linux command removes given directory.

A) ls B) chmod C) mkdir D) rmdir

... Answer is D) rmdir

4. _________ Linux command changes the access mode of a file.

A) pwd B) chmod C) mkdir D) rmdir

... Answer is B) chmod

5. The numeric value of read permission is __________.

A) 4 B) 2 C) 1 D) 0

... Answer is A) 4

6. The numeric value of write permission is ________.

A) 4 B) 2 C) 1 D) 0

... Answer is B) 2

7. In Linux, the numeric value of execute permission is _______.

A) 4 B) 2 C) 1 D) 0

... Answer is C) 1

8. In Linux, a file having read and write permissions would have a numeric value of _____ as argument to chmod.

A) 6 B) 7 C) 4 D) 5

... Answer is A) 6

9. In Linux, a file having read only permissions would have a numeric value of ________ as argument to chmod.

A) 6 B) 7 C) 4 D) 5

... Answer is C) 4

10. In Linux, a file having read, write and execute permissions would have a numeric value of _______ as argument to chmod.

A) 6 B) 7 C) 4 D) 5

... Answer is B) 7

11. In Linux, a file having read and execute permissions would have a numeric value of ______ as argument to chmod.

A) 6 B) 7 C) 4 D) 5

... Answer is D) 5

12. In Linux, access permission meant for ______.

A) user B) group C) world D) all of them

... Answer is D) all of them

13. In Linux, first value of permission provided to chmod command is meant for ______.

A) user B) group C) world D) all of them

... Answer is A) user

14. In Linux, second value of permission provided to chmod command is meant for _______.

A) user B) group C) world D) all of them

... Answer is B) group

15. In Linux, third value of permission provided to chmod command is meant for ________.

A) user B) group C) world D) all of them

... Answer is C) world

16. Any person unrelated to the current user or the group of the current user is treated with __________ permissions

A) user B) group C) world D) all of them

... Answer is C) world

17. _________ Linux command creates a copy of given file in new name.

A) cp B) ln C) mv D) cd

... Answer is A) cp

18. _________ Linux command creates a link to the current file (not a full copy of the file).

A) cp B) ln C) mv D) cd

... Answer is B) ln

19. Linux command deletes the source file and creates copy of the source file in a new name.

A) cp B) ln C) mv D) cd

... Answer is C) mv

20. __________ Linux command helps user to change current working directory.

A) cp B) ln C) mv D) cd

... Answer is D) cd

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