Question 1

Which of the following programs are web servers? (Choose two.)

Options :

A : Apache HTTPD

B : Postfix

C : Curl

D : Dovecot

E : NGINX

Answer: A

Question 2

Which of the following characters in a shell prompt indicates the shell is running with root privileges?

Options :

A : !

B : #

C : *

D : &

E : $

Answer: B

Question 3

Which permissions are set on a regular file once the permissions have been modified with the command

chmod 654 file.txt?

Options :

A : drw-r-xr--

B : d—wxr-x--

C : –wxr-x--x

D : –rwxrw---x

E : -rw-r-xr--

Answer: A

Question 4

Which command copies the contents of the directory /etc/, including all sub-directories, to /root/?

Options :

A : copy /etc /root

B : cp -r /etc/* /root

C : cp -v /etc/* /root

D : rcp /etc/* /root

E : cp -R /etc/*.* /root

Answer: B

Question 5

A directory contains the following files:

What would be the output of the following shell script?

for file in *.txt

Options :

A : *.txt

B : a b

C : c.cav

D : a.txt

E :

a. txt

b. txt

Answer: A