1. The default value of Umask is

a. 1024 
b. 4021 
c. 0022 
d. 1001

2. Binary executable required for system administration is usually placed in ________ directory.

a. Letc 
b. lusr 
c. ldev 
d. none

3. All user directories are usually placed in _________ directory.

a. Letc 
b. lusr 
c. ldev 
d. none

4. If there are three links for a file then the number of copies of the file would be

a. One 
b. two 
c. three 
d. four

5. After typing the contents of file test created by you by giving the command cat>test you save the contents by

a. Pressing the keys ctrl-c
b. Typing save and pressing enter
c. Pressing Esc key
d. Pressing ctrl-d

6. The file for which we do not have write permission can be deleted using the command

a. rm-i file
b. rm-I file
c. rm-r-file
d. rm-f-file

7. The permission 746 can be represented as

a. rwxrwx- -x
b. rw- -w-r-x
c. rwxr-xr-x
d. rwxr- -rw–

8. A Sticky bit applies to a file would mean that

a. No one can remove it
b. It would stick around in memory even when its execution is over
c. Next time you login it would get executed on its own
d. None of the above

9. The command pwd gives

a. Present working directory
b. Password in encrypted form
c. Password in decrypted form
d. None

10. Which of the following is not a unix command

a. Cd 
b. rm 
c. pwd 
d. del

11. The size of any block in the unix file system is

a. 512 bytes
b.1024 bytes
c. 2048 bytes
d. Any of the above

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Correct Answers

1. C

2. A

3. B

4. A

5. D

6. D

7. D

8. B

9. A

10. D

11. D