Unix/Lunux/Unix MCQS Set 1 Sample Test,Sample questions

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

1. ls -1

2. ls -t

3. ls -i

4. ls -R

Posted Date:-2021-02-20 13:58:00


Question:
 
Which of the following is not a communication command.

1.write

2.mesg

3.mail

4.grep

Posted Date:-2021-02-20 13:58:00


Question:
 
While working with mail command, which command is used to save mail in a separate file?

1.s

2.r

3.w

4.d

Posted Date:-2021-02-20 13:58:00


Question:
  
If you are to use [Control-c] as the interrupt key instead of [Del], then you will have to use

1.tty ^c

2.stty intr ^c

3. stty echoe

4.stty echo ^a

Posted Date:-2021-02-20 13:58:00


Question:
  
The second set of the three permissions (r-) indicates that

1.group has read permission only

2.other has read permission only

3.owner has read permission only

4.group has write permission only

Posted Date:-2021-02-20 13:58:00


Question:
  
Which command is used to remove a file?

1.remove

2.rm

3.mv

4.del

Posted Date:-2021-02-20 13:58:00


Question:
  
Which command is used to remove the read permission of the file 'note' from both the group and others?

1.chmod go+r note

2. chmod go+rw note

3.chmod go-x note

4.chmod go-r note

Posted Date:-2021-02-20 13:58:00


Question:
  
Which command will be used with vi editor to insert text to left of cursor?

1.s

2.S

3.a

4.i

Posted Date:-2021-02-20 13:58:00


Question:
  
Which of the following command addresses all users who are currently hooked on?

1.write

2.mail

3.wall

4.mesg

Posted Date:-2021-02-20 13:58:00


Question:
  
Which of the following files will displayed by this command cat *ch*

1.patch

2.catch

3..ch

4.All of the above

Posted Date:-2021-02-20 13:58:00


Question:
  
Which of the following keys is used to replace a single character with new text?

1.sort

2.s

3.r

4.C

Posted Date:-2021-02-20 13:58:00


Question:
In vi editor, forward search is performed using the command.

1.:pat

2.?pat

3./pat

4.All of the above

Posted Date:-2021-02-20 13:58:00


Question:
Which symbol will be used with grep command to match the pattern pat at the beginning of a line?

1.^pat

2.$pat

3.pat$

4.pat^

Posted Date:-2021-02-20 13:58:00


Question:
The % key allows you

1. to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.

2.to move the cursor to the upperleft corner of the screen

3. to move the cursor backward to the beginning of a word

4.to move the cursor to the first column in the current line

Posted Date:-2021-02-20 13:58:00


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

1.logic

2.profile

3.shell

4.erxc

Posted Date:-2021-02-20 13:58:00


Question:
The command used to compare the files is known as

1.comp

2.cmp

3.do

4.ccp

Posted Date:-2021-02-20 13:58:00


Question:
The command which transcribes the standard input to the standard output and also makes a copy of the same in a file is

1.tee

2.tr

3.sort

4.grep

Posted Date:-2021-02-20 13:58:00


Question:
The cp command uses:

1.standard input file

2.standard output file

3.both input and output file

4.neither standard input nor standard output file

Posted Date:-2021-02-20 13:58:00


Question:
The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is:

1.0

2.755

3.744

4.555

Posted Date:-2021-02-20 13:58:00


Question:
TWhich of the following commands is used to display your working directory?

1.dir

2.prompt $p$g

3.pwd

4.path

Posted Date:-2021-02-20 13:58:00


Question:
Which column contains all details of the permissions of a file when you issue the ls -l command?

1.second

2.fourth

3.third

4.first

Posted Date:-2021-02-20 13:58:00


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

1.chmod u+x emp[1-3]

2.chmod 777 emp*

3.chmod u+r ??? emp

4.chmod 222 emp?

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters?

1.cat emp[!0-9]

2. more [emp][!0-9]

3.cat emp[x-z]

4.cat emp[a-z]

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to copy all files having the string chap and any two characters after that to the progs directory?

1.cp chap?? progs

2.cp chap* progs

3.cp chap[12] /progs/*.*

4.cp chap?? /progs/*

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to count just the number of characters in a file?

1.wc - 1

2. wc -c

3. wc -w

4. wc -r

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to display a file contents in octal form?

1.cd

2.od

3.of

4.oct

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to display and create files?

1.cat

2.vi

3.ed

4.lyrix

Posted Date:-2021-02-20 13:58:00


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

1.pid

2.du

3.ps

4.au

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to display the top of the file?

1.cat

2.head

3.more

4.grep

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to extract specific columns from the file?

1.cat

2.cut

3.grep

4.paste

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to make all files and sub-directories in the directory (progs) executable by all users?

1.chmod -R a+x progs

2.chmod -R 222 progs

3.chmod -1 a+x progs

4.chmod -x a+x progs

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to remove a directory?

1.rd

2.rmdir

3.dldir

4.rdir

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to sort the 

1.sort

2.sh

3.st

4.sort -r

Posted Date:-2021-02-20 13:58:00


Question:
Which command is used to terminate a process?

1.shutdown

2.haltsys

3.cancel

4.kill

Posted Date:-2021-02-20 13:58:00


Question:
Which command sends the word count of the file infile to the newfile.

1.wc infile >newfile

2.wc <infile >newfile

3. wc infile - newfile

4. wc infile | newfile

Posted Date:-2021-02-20 13:58:00


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

1. ls -l -d

2.ls -l

3.ls -x

4. ls -F

Posted Date:-2021-02-20 13:58:00


Question:
Which of the following commands is used to identify the type of file by context?

1.Is

2.cat

3.file

4.more

Posted Date:-2021-02-20 13:58:00


Question:
Which of the following commands is used to list contents of directories?

1.ls

2.lp

3.dir

4.tar

Posted Date:-2021-02-20 13:58:00


Question:
Which of the following commands is used to update access and modification times of a file?

1.grep

2.wc

3.touch

4.cat

Posted Date:-2021-02-20 13:58:00


Question:
Which of the following directories contain all the Alias created by a user, including his login 

1./tmp

2./etc

3./usr

4./dev

Posted Date:-2021-02-20 13:58:00


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

1.}

2.{

3.|

4.$

Posted Date:-2021-02-20 13:58:00


Question:
Which of the following special shell variables is used to process number of the last background job?

1.$!

2.$#

3.$0

4.$*

Posted Date:-2021-02-20 13:58:00


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

1.a

2.b

3.t

4.h

Posted Date:-2021-02-20 13:58:00


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

1.$

2.#

3.:

4.;

Posted Date:-2021-02-20 13:58:00


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