LINUX MCQ Test – 1

Que.1. Which of the following below are true functionalities of shell?
A.    Authenticates user
B.    Interprets commands
C.    Allocates time and memory to programs
D.    Only a and b

Right Answer: B

Que.2. A process can run only in the background
A.    True
B.    False

Right Answer: B

Que.3. Which of the following below are true functionalities of Kernel?
A.    Allocates time and memory to programs
B.    Authenticates user
C.    Interprets commands
D.    All choices are correct

Right Answer: A

Que.4. To implement new application on IBM z/10. Which of the following options need to be considered if it to be implemented in Linux?
A.    IBMz/OS outperforms Red Hat Linux in commercial workloads
B.    IBMz/OS is more expensive, Linux is shareware
C.    Red Hat Linux does not support all devices supported by IBMz/OS   
D.    z/OS is supported by IBM SupportLine, whereas Red Hat Linux can only be supported by Red Hat

Right Answer: C

Que.5. A process is identified by a unique
A.    Pid
B.    Id
C.    processed
D.    proid

Right Answer: A

Que.6. Which command reduces the size of a file?
A.    pzip
B.    gcat
C.    pgcat
D.    gzip

Right Answer: D

Que.7. Which of the following has greater market share of Linux SW/HW
A.    Linux on z10
B.    Linux HP integrity server
C.    Linux on AS/400 servers locate
D.    Linux on DELL  Xeon

Right Answer: A

Que.8.  Which of the following is the BEST way to set up SSH(Secure Shell) for communicating between System without needing passwords?
A.    Use ssh-keygen for generating public-private keys.
B.    Disable passwords on specific accounts that will use SSH.
C.    Both A and B
D.    None of the above

Right Answer: A

Que.9. Which of the following commands can be run to remove all the rules in an iptable table?
A.    iptable-L
B.    iptable-A
C.    iptable-F
D.    iptable-delete

Right Answer: C

Que.10. Which command is used to see the online manual?
A.    Man
B.    manual
C.    *man
D.    %man

Right Answer: A

Que.11. The head command writes the first ____________ lines of a file to screen.
A.    Five
B.    Twenty
C.    Ten
D.    Fifteen

Right Answer: C

Que.12. Which command is used to clear the screen?
A.    % clear
B.    clear
C.    clrscr
D.    either a or c

Right Answer: B

Que.13. Which command is used to find what is in your home directory?
A.    % List
B.    % Is
C.    % home
D.    Either a or c

Right Answer: B

Que.14. Pipe symbol is represented by
A.    ||
B.    |
C.    ^
D.    $

Right Answer: B

Que.15.  What is the shortcut to the login directory?
A.    shift+cd
B.    cd+enter key
C.    alt+ctrl+cd
D.    ctrl+cd

Right Answer: B

Que.16. What is used to search files for specified words or patterns?
A.    Less
B.    Srch
C.    %src
D.    Grep

Right Answer: D

Que.17.  cd home to get back to your home-directory?
A.    True
B.    False

Right Answer: B

Que.18. > symbol is used to redirect the output of a command
A.    True
B.    False

Right Answer: A

Que.19. Which character is used to match exactly one character?
A.    |
B.    *
C.    ^
D.    ?

Right Answer: D
Que.20. The hierarchy of a series of directories branching in a user system starts from
A.    home
B.    root
C.    /home
D.    /root

Right Answer: C