Question 1

Which of the following commands updates the linker cache of shared libraries?

Options :

A : mkcache

B : soconfig

C : mkldconfig

D : lddconfig

E : ldconfig

Answer: A

Question 2

What does the ? symbol within regular expressions represent?

Options :

A : Match the preceding qualifier one or more times.

B : Match the preceding qualifier zero or more times.

C : Match the preceding qualifier zero or one times.

D : Match a literal ?character.

Answer: C

Question 3

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 4

Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.)

Options :

A : shutdown -r now

B : shutdown -r "rebooting"

C : telinit 6

D : telinit 0

E : shutdown -k now "rebooting"

Answer: A,C

Question 5

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

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