sinfoera.com – MCQs, Mock Tests | Unix/Lunux Unix MCQ Set 02

1 Which command is used with vi editor scroll half page backward?

A [Control-d] B [Control - u] C Control-(c] D [Control -P]

2 Which command is used to terminate a process?

A shutdown B haltsys C cancel D kill

3 Which of the following commands is used to save the output of the who command in a file named user.lst, as well as display it?

A who | tee user.lst B who &gt; user.lst C who &gt;&gt; user.lst D who &lt; user.lste

4 Which command is used to display the top of the file?

A cat B head C more D grep

5 The first set of the three permissions (rw) pertains to the owner of the file, indicating that the owner has

A Executable permission only B Write and executable permissions C Both read and executable permissions D Both read and write permissions

6 Which of the following commands is used to obtain a list of all files by modification time?

A ls -1 B ls -t C ls -i D ls -R

7 Which option will be used with disk free command to include the total amount of disk space in the file system?

A -t B -tt C -4 D -i

8 Which command allows you to view your file 24 lines at a time?

A more B pg C cat D lp

9 Which command is used to display the characteristics of a process?

A pid B du C ps D au

10 Which of the following keys is used to overstrike a whole line?

A R B v C C D u

11 Which option will be used with ps command to show the entire command line of the process being run?

A -4 B -f C -1 D -2

12 Which command is used to list all the files with extension .lst?

A ls -l *.lst B ls lst* C ls *.* D ls *[lst]

13 Which of the following special shell variables is used to process number of the current shell?

A $! B $$ C $0 D $*

14 Which option will be used with touch command to change the access time?

A -a B -b C -t D -h

15 Which command is used with vi editor to search a pattern in the forward direction?

A / B ? C // D ??

16 Which command is used with vi editor to move the cursor to the left?

A i B j C k D h

17 Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3?

A chmod u+x emp[1-3] B chmod 777 emp* C chmod u+r ??? emp D chmod 222 emp?

18 Which command is used to change directory to the name beginning with a 'p'?

A cd p B cd p? C cd p* D cd [p]

19 Which command is used with vi editor to move cursor forward to first occurrence of character 'ch' in the current line?

A tch B tch C rch D ech

20 The command to count the number of files in the current directory by using pipes, is

A ls | wc B ls -l | wc -l C ls | wc -w D ls | ws -c

21 Which symbol is used to separate more than one command in the same command line?

A $ B # C : D ;

22 Which of the following commands is used to remove files?

A erase B delete C rm D dm

23 The command chmod 761 note is equivalent to

A chmod 167 note B chmod u=rwx, g=rw, o=x note C chmo a =761 note D chmod 4=7, g=6,0 =1 note

24 Which of the following commands is used to display the filenames in multiple columns?

A ls B ls -1 C ls -x D lc

25 The field separator in cut command is specified with

A -a option B -d option C -r option D -x option

26 Which command is used to print a file?

A print B prn C pg D lp

27 Which of the following keys is used to move the cursor to the end of the paragraph.

A } B { C | D $

28 Which of the following set options is used with vi editor to ignore case while searching for patterns?

A ic B ai C sm D ts

29 Which of the following commands is used to view your file 24 lines at a time?

A pg B cat C lp D /p

30 Which of the following directories contain all the Alias created by a user, including his login directory?

A /tmp B /etc C /usr D /dev

31 Which command is used to display and create files?

A cat B vi C ed D lyrix

32 In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory.

A .exrc B .profile C lastlogin D .mbox

33 Which of the following commands is used to display the directory attributes rather than its contents?

A ls -l -d B ls -l C ls -x D ls -F

34 Which of the following commands is used to summarize the disk usage?

A chkdsk B fdisk C du D disk

35 The agency that sits between the user and the UNIX system is called the

A logic B profile C shell D erxc

36 Which command is used to remove a directory?

A rd B rmdir C dldir D rdir

Unix/Lunux — Quiz

Unix MCQ Set 02