Unix
MCQ questions and answers
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Unix MCQ (23)
| 1. | ____________ is a part of the Operating System (OS) which interact with a hardware. |
| A | Shell |
| B | Kernel |
| C | Device driver |
| D | Interrupt |
| Answer: B | |
| 2. | Program interact with the kernel through____________. |
| A | compiler |
| B | interpretter |
| C | system call |
| D | shell |
| Answer: C | |
| 3. | Shell is also called as ____________. |
| A | Command interpretter |
| B | Compiler |
| C | Device driver |
| D | System application |
| Answer: A | |
| 4. | In linux or unix administrator is also called as ____________. |
| A | user |
| B | normal user |
| C | super user |
| D | developer |
| Answer: C | |
| 5. | Which command is used to display the logged user names? |
| A | who |
| B | finger |
| C | user |
| D | talk |
| Answer: A | |
| 6. | Which command is used to provide more complete information about another user on the system? |
| A | grep |
| B | finger |
| C | who |
| D | sudo |
| Answer: B | |
| 7. | Which command is used to send the short message directly to another user? |
| A | |
| B | chat |
| C | write |
| D | man |
| Answer: C | |
| 8. | Unix system provides the ____________ command which allows you to accept or refuse messages which is sent via write and talk command. |
| A | mesg |
| B | kmail |
| C | tail |
| D | finger |
| Answer: A | |
| 9. | Most system is also included an enhanced version of the mail is known as ____________. |
| A | maily |
| B | |
| C | mailx |
| D | mesg |
| Answer: C | |
| 10. | Which command is used in Unix to logout the user? |
| A | signout |
| B | exit |
| C | quit |
| D | shutdown |
| Answer: B | |
| 11. | Which command is used in Unix to turn off the machine? |
| A | shutdown |
| B | poweroff |
| C | A and B |
| D | exit |
| Answer: C | |
| 12. | Which symbol is used to refer to the HOME directory? |
| A | hash (#) |
| B | tilde (~) |
| C | greater than (>) |
| D | underscore (-) |
| Answer: B | |
| 13. | ____________file contain name (including full pathname) of another file. |
| A | Ordinary file |
| B | Link |
| C | Symbolic link |
| D | Hard link |
| Answer: C | |
| 14. | Which command is used to display the non-printing ASCII characters? |
| A | $cat -v output |
| B | $cat -p output |
| C | $cat > output |
| D | $cat -R output |
| Answer: A | |
| 15. | Which command is used to print current working directory? |
| A | touch |
| B | cwd |
| C | ls |
| D | pwd |
| Answer: D | |
| 16. | Which command is used in Unix to rename the file? |
| A | ren |
| B | mv |
| C | rename |
| D | change |
| Answer: B
Description: Unix does not have a command specifically for renaming files. Instead, the mv command is used both to change the name of a file and to move a file into a different directory |
|
| 17. | Which command is used to move the file? |
| A | move |
| B | mv |
| C | copy |
| D | xcopy |
| Answer: B
Description: Unix does not have a command specifically for renaming files. Instead, the mv command is used both to change the name of a file and to move a file into a different directory |
|
| 18. | Which command is used in unix to copy file? |
| A | copy |
| B | xcopy |
| C | cp |
| D | mv |
| Answer: C | |
| 19. | Symbolic link is created by using ____________ command. |
| A | ln |
| B | link |
| C | ln -s |
| D | noclobber |
| Answer: C | |
| 20. | Which command is used to search the files with a particular name or a certain features? |
| A | locate |
| B | search |
| C | find |
| D | ls |
| Answer: C | |
| 21. | Which of the following command is very fast and it will only work if the database of filenames are up to date? |
| A | find |
| B | grep |
| C | locate |
| D | touch |
| Answer: C | |
| 22. | Which command is used to change the permission of the file? |
| A | chmod |
| B | perm |
| C | change |
| D | set |
| Answer: A | |
| 23. | Which command is used to specify the permission to the files? |
| A | mask |
| B | unmask |
| C | chmod |
| D | chmod -R |
| Answer: B |
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