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operating systems Online Quiz - 2

Description: operating systems Online Quiz - 2
Number of Questions: 20
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Tags: operating systems
Attempted 0/20 Correct 0 Score 0

Native browser of Windows Vista

  1. Firefox

  2. IE 5.5

  3. IE 6

  4. IE 7


Correct Option: D

Windows provides more security and flexibility than Linux?

  1. True

  2. False


Correct Option: B
  1. chmod u+c filename

  2. chmod g+x filename

  3. chmod og-rx filename

  4. chmod o+x filename


Correct Option: D

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

  1. True

  2. False


Correct Option: B

How to display only hidden files in UNIX?

  1. ls -a

  2. ls -a|grep "^."

  3. ls -a|grep "^."

  4. ls -ltra


Correct Option: C

Which of the following commands is not a filter?

  1. man

  2. cat

  3. head

  4. pg


Correct Option: A

Command to kill the last background job?

  1. kill $!

  2. kill -9

  3. kill bg

  4. kill $*


Correct Option: A

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

  1. mkfs

  2. create fs

  3. format fs

  4. Not possible


Correct Option: A

Which of the following is not a shell variable?

  1. MAIL

  2. PATH

  3. TERM

  4. MESG


Correct Option: D

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

  1. kill 0

  2. kill -9

  3. kill 1

  4. kill $$


Correct Option: A

How many prompts are available in a UNIX system?

  1. 0

  2. 1

  3. 2

  4. 3


Correct Option: C

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

  1. $*

  2. $@

  3. $#

  4. $?


Correct Option: C
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