Question 1

What is the output of the following command? echo "Hello World" | tr -d aieou

Options :

A : Hello World

B : eoo

C : Hll Wrld

D : eoo Hll Wrld

Answer: C

Question 2

Which of the following commands set the sticky bit for the directory /tmp? (Choose TWO correct answers.)

Options :

A : chmod +s /tmp

B : chmod +t /tmp

C : chmod 1775 /tmp

D : chmod 4775 /tmp

E : chmod 2775 /tmp

Answer: B,C

Question 3

What is the process ID number of the init process on a SysV init based system?

Options :

A : -1

B : 0

C : 1

D : It is different with each reboot.

E : It is set to the current run level.

Answer: C

Question 4

In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)

Options :

A : cat /proc/self/mounts

B : free

C : mount

D : lsmounts

E : cat /proc/filesystems

Answer: A,C

Question 5

In compliance with the FHS, in which of the directories are man pages found?

Options :

A : /usr/share/man

B : /opt/man

C : /usr/doc/

D : /var/pkg/man

E : /var/man

Answer: A

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