Question 1

Shell Varialbles are ?

technology operating systems

TERM,SHELL, MAIL
SHELL,MAIL,HOME
WALL,HOME,SHELL
HOME,SHELL,TERM,WALL

Answer

Correct Option: A

Question 2

How many prompts are available in a UNIX system and what it is ?

technology operating systems

3,PS1,PS2,PS3
4,PS1, PS2, PS3, PS4
2,PS1, PS2
1,PS1

Answer

Correct Option: B

Question 3

What option can you use with the Unix "ls" command to display file attributes?

technology operating systems

"-d"
"-a"
"-l'
"-x"

Answer

Correct Option: C

Question 4

This is the command used for finding the free disk space for all filesystems

technology operating systems

du
df
diskusg
dp

Answer

Correct Option: B

Question 5

Which command shows network status

technology operating systems

netpmon
ipconfig
netstat
nfsstat

Answer

Correct Option: C

Question 6

The diff command only works with input files that are text files

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True
False

Answer

Correct Option: A

Question 7

This command displays the current environment or sets the environment for the execution of a command

technology operating systems

shell
on
export
env

Answer

Correct Option: D

Question 8

This Reexecutes a Previously Entered Command

technology operating systems

fc -s
reexecute
command
lastcomm

Answer

Correct Option: A

Question 9

f command is the same as finger command

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True
False

Answer

Correct Option: A

Question 10

What is the output of the following command in an empty directory touch -c Filethtdoesntexist.txt

technology operating systems

No output
Error saying "no such file exists"
File created with the specified name
None of these

Answer

Correct Option: A

Question 11

What is the output of the following echo My && echo little || echo world

technology operating systems

My little world
My little
My world
little world

Answer

Correct Option: B

Question 12

The command 'id' displays user's

technology operating systems

hostid
Only userid
Userid and groupid
hostname

Answer

Correct Option: C

Question 13

To cut the selected it we normally use Ctrl + X .What is the alternative shortcut for this ?

technology operating systems

alt + del
ctrl + del
shift + del
esc + x

Answer

Correct Option: C

Question 14

Alternative option for Ctrl + C (Copy selected item).

technology operating systems

alt + c
ctrl + ins
alt + ins
shift + ins

Answer

Correct Option: B

Question 15

Alternative option for Ctrl + V (Paste)

technology operating systems

alt + ins
alt + v
ctrl + ins
shift + ins

Answer

Correct Option: D

Question 16

Winkey + D will bring desktop to the top of other windows.We can also do this with...

technology operating systems

winkey + pageup
winkey + M
winkey + T
alt + winkey

Answer

Correct Option: B

Question 17

we use winkey to bring start up menu (Start in the task bar).Another way is there.What is that?

technology operating systems

Ctrl + esc
Alt + esc
esc + winkey
alt + winkey

Answer

Correct Option: A

Question 18

When did the first ANSI programming language standard come out ?

technology operating systems

1949
1958
1966
1975

Answer

Correct Option: B

Question 19

Which of the following is not a Standards issuing body ?

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ISo
ANSI
BSI
X3

Answer

Correct Option: D

Question 20

List in chronological order, when these languages became officially recognised as a standard i. ANSI C ii. ANSI COMMON LISP iii. ANSI Cobol iv. ANSI ADA

technology operating systems

i , ii , iii , iv
i , iii , ii , iv
iv, iii , i , ii
i , iv , iii , ii

Answer

Correct Option: C,D

Description: operating systems Online Quiz - 67
Number of Questions: 20
Created by: Aliensbrain Bot
Tags: operating systems

operating systems Online Quiz - 67

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