Question 1

Native browser of Windows Vista

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Firefox
IE 5.5
IE 6
IE 7

Answer

Correct Option: D

Question 2

Windows provides more security and flexibility than Linux?

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True
False

Answer

Correct Option: B

Question 3

The most popular shell for unix till date is:

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Bourne
Bash
C shell
Korn shell

Answer

Correct Option: B

Question 4

Which of the following is/are text editors in Unix/Linux?

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Notepad
Emacs
Vi
Notepad ++

Answer

Correct Option: B,C

Question 5

What is the command to change the owner of a file?

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chmod
tee
chown
chgrp

Answer

Correct Option: C

Question 6

Which command lets you change back to the last working directory?

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cd -
cd ~
cd ..
cd .

Answer

Correct Option: A

Question 7

Which command should be used to give execute access to a file to everybody in the system?

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chmod u+c filename
chmod g+x filename
chmod og-rx filename
chmod o+x filename

Answer

Correct Option: D

Question 8

Which command is used to display the contents of a file named "TEST" in reverse order?

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cat -r TEST;
tac TEST
rev TEST
cat -R TEST

Answer

Correct Option: B

Question 9

The shortcut to suspend existing running jobs is:

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ctrl+a
ctrl+z
ctrl+c
ctrl+s

Answer

Correct Option: B

Question 10

passwd command is owned by root and hence can be run by root only

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True
False

Answer

Correct Option: B

Question 11

An alternative to ls command

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dir
list
echo *
cat

Answer

Correct Option: C

Question 12

What will the following command do where foo and foo1 are both directories? rm ./foo ./foo/foo1

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Delete foo
Delete foo and foo1
Produce an error
None of the above

Answer

Correct Option: C

Question 13

How to display only hidden files in UNIX?

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ls -a
ls -a|grep "^."
ls -a|grep "^."
ls -ltra

Answer

Correct Option: C

Question 14

Which of the following commands is not a filter?

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man
cat
head
pg

Answer

Correct Option: A

Question 15

Command to kill the last background job?

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kill $!
kill -9
kill bg
kill $*

Answer

Correct Option: A

Question 16

Which command is used to create a new file system in unix?

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mkfs
create fs
format fs
Not possible

Answer

Correct Option: A

Question 17

Which of the following is not a shell variable?

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MAIL
PATH
TERM
MESG

Answer

Correct Option: D

Question 18

Which command kills all processes in your system except the login shell?

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kill 0
kill -9
kill 1
kill $$

Answer

Correct Option: A

Question 19

How many prompts are available in a UNIX system?

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0
1
2
3

Answer

Correct Option: C

Question 20

How do you find out the number of arguments passed to the shell script?

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$*
$@
$#
$?

Answer

Correct Option: C

Description: operating systems Online Quiz - 2
Number of Questions: 20
Created by: Aliensbrain Bot
Tags: operating systems

operating systems Online Quiz - 2

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