Linux Foundation LFCS Exam Practice Test Instant Access

Question 1

Which of the following options is used in a GRUB Legacy configuration file to define the amount of time that the GRUB menu will be shown to the user?

Ahidemenu

Bsplash

Ctimeout

Dshowmenu

Answer : C

Question 2

What is the purpose of the nsswitch.conf file?

AIt is used to configure where the C library looks for system information such as host names and user passwords.

BIt is used to configure network protocol port numbers such as for HTTP or SMTP.

CIt is used to configure LDAP authentication services for the local system.

DIt is used to configure which network services will be turned on during the next system boot.

Answer : A

Question 3

How can the normal output of a command be written to a file while discarding the error output?

Acommand >2>file 1&>/dev/null

Bcommand < output > /dev/null

Ccommand > discard-error > file

Dcommand > /dev/null 2&>1 output

Ecommand >file 2>/dev/null

Answer : E

Question 4

Which of the following commands can be used to locate programs and their corresponding man pages and configuration files?

Adirname

Bwhich

Cbasename

Dquery

Ewhereis

Answer : E

Question 5

Which of the following commands should be added to /etc/bash_profile in order to change the language of messages for an internationalized program to Portuguese (pt)?

Aexport LANGUAGE='pt'

Bexport MESSAGE='pt'

Cexport UI_MESSAGES='pt'

Dexport LC_MESSAGES='pt'

Eexport ALL_MESSAGES='pt'

Answer : D

Question 6

Which of the following commands creates an ext3 filesystem on /dev/sdb1? (Choose TWO correct answers.)

A/sbin/mke2fs -j /dev/sdb1

B/sbin/mkfs -t ext3 /dev/sdb1

C/sbin/mkfs -c ext3 /dev/sdb1

D/sbin/mke3fs -j /dev/sdb1

Answer : A, B

Question 7

Which of the following command sets the Bash variable named TEST with the content FOO?

Aset TEST='FOO'

BTEST = 'FOO'

Cvar TEST='FOO'

DTEST='FOO'

Answer : D

Linux Foundation CERTIFIED SYSTEM ADMINISTRATOR LFCS Exam Practice Test