Question 1

What effect does the sticky bit have when set on a directory?

Options :

A : There is no effect because the sticky bit has been deprecated in Linux.

B : It provides a hint to the kernel that files in this directory should be cached in memory, if possible.

C : It restricts deletion of files in this directory to only the root user and the file owner regardless of write permissions for other users.

D : It instructs the kernel to keep the underlying data for the files in the directory intact to allow for undeletion of important files.

Answer: C

Question 2

Which of the following commands will display the last 30 lines of /var/log/bigd.log as well as new content as it is appended to the file by another process?

Options :

A : cut -30 -v /var/log/bigd.log

B : head -30 -e /var/log/bigd.log

C : tail -f -n 30 /var/log/bigd.log

D : tac -30 /var/log/bigd.log

E : cat -r -n 30 /var/log/bigd.log

Answer: C

Question 3

Which of the following commands would display the lines containing capital letters form the file 'turkey.txt'?

Options :

A : cat turkey.txt|wc -|

B : grep -n [A-Z] turkey.txt

C : cat turkey.txt|wc -w [A-Z]

D : grep -v [A-Z] < turkey.txt

E : for [A-Z] in turkey.txt | count

Answer: B

Question 4

Which Debian package system command will list all partially installed packages and suggest how to get them correctly installed?

Options :

A : dpkg -C

B : apt-get -u

C : dpkg -Dh

D : dpkg -l

E : apt-get -y

Answer: A

Question 5

Which file is used by ld.so to find libraries quickly without actually having to search the directories in its library path?

Options :

A : /etc/ld.so.cache

B : /etc/ld.so.conf

C : /etc/ld.so

D : /var/ld/cache

E : /var/.cache

Answer: A

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