Linux Set 2 MCQs | AssignGuru

Q1 | Which of the following is not a communication command?

grep

mail

mesg

write

Q2 | What command is used with vi editor to replace text from cursor to right

S

s

R

r

Q3 | What command is used with vi editor to move back to the beginning of a word?

w

e

a

b

Q4 | What command is used with vi editor to search a pattern in the forward direction?

??

//

?

/

Q5 | What command is used with vi editor to append text at end of line?

I

i

a

A

Q6 | Which of the following is not a filter command?

sort

wc

grep

cat

Q7 | While executing a command, the shell

Executes it in the same process (as shell)

Creates a child shell to execute it

Loads a special program to take care of the execution

None of the mentioned

Q8 | Which variable contains current shell process id

$*

$?

$$

$!

Q9 | Hidden files are

Those whose ‘read’ bit is set to ‘h’

Permitted for (can be accessed) only superusers

Files that begin with a ‘.’

Files that cannot be opened by ordinary user for writing

Q10 | Shell is ?

Command Interpreter

Interface between Kernel and Hardware

Interface between user and applications

Command Compiler

Q11 | Which command searches the string in file opened in vi editor?

/ or ?

f or F

t or T

none of the mentioned

Q12 | Which command sets the number for all lines?

:set li

:set ln

:set nu

:set nl

Q13 | Which of the following is true?

Shell is a process and can be started by superuser only

Shell is a built-in Kernel functionality

Shell is a wrapper for all the commands and utilities

None of the mentioned

Q14 | The permission -rwxr–r– represented in octal expression will be

777

666

744

711

Q15 | Effective group id can be set using following permission

777

2666

4744

1711

Q16 | The permission -rwSr–r– represented in octal expression will be

777

2666

4744

4644

Q17 | Which command is used to assign read-write permission to the owner?

chmod a+r file

chmod o+r file

chmod u=rw file

chmod og-r file

Q18 | Which of the following umask settings doesn’t allow execute permission to be set by defaulton directory files

222

111

0

444

Q19 | Write the command to display the current date in the form dd/mm/yyyy.

date +%d/%m/%Y

date +”%d/%m/%Y”

date +/%d/%m/20%y

date +”/%d/%m/20%y”

Q20 | How to execute ls command inside a vi editor?

!ls

:ls

:!ls

we can’t execute

Q21 | What communication command provides communication to another user logged on bywriting to the bottom of their terminal?

talk

write

chat

tr

Q22 | Which of the following command output contains userid?

ls

help

date

ls –l

Q23 | pwd command displays

user password

password file content

present working directory

none of the mentioned

Q24 | What is the default number of files open per user process?

0

1

2

3

Q25 | Solaris is the name of a flavor of UNIX from

HP

IBM

Digital Equipment Corp

Sun Microsystems