Q61. - (Topic 4)
What does the command mount -a do?
A. It mounts all available filesystems onto the current directory.
B. It shows all mounted filesystems.
C. It mounts all user mountable filesystems for the current user.
D. It mounts all filesystems listed in /etc/fstab which have the option auto set.
E. It mounts all filesystems listed in /etc/fstab which have the option noauto set.
Answer: D
Q62. - (Topic 4)
Which of the following commands changes the number of days before the ext3 filesystem on /dev/sda1 has to run through a full filesystem check while booting?
A. tune2fs -d 200 /dev/sda1
B. tune2fs -c 200 /dev/sda1
C. tune2fs -i 200 /dev/sda1
D. tune2fs -n 200 /dev/sda1
E. tune2fs --days 200 /dev/sda1
Answer: C
Q63. - (Topic 4)
How many fields are in a syntactically correct line of /etc/fstab?
A. 3
B. 4
C. 5
D. 6
E. 7
Answer: D
Q64. - (Topic 3)
What happens after issuing the command vi without any additional parameters?
A. vi starts and loads the last file used and moves the cursor to the position where vi was when it last exited.
B. vi starts and requires the user to explicitly either create a new or load an existing file.
C. vi exits with an error message as it cannot be invoked without a file name to operate on.
D. vi starts in command mode and opens a new empty file.
E. vi starts and opens a new file which is filled with the content of the vi buffer if the buffer contains text.
Answer: D
Q65. - (Topic 4)
In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)
A. cat /proc/self/mounts
B. free
C. mount
D. lsmounts
E. cat /proc/filesystems
Answer: A,C
Q66. - (Topic 2)
Which of the following commands can be used to download the RPM package kernel without installing it?
A. yum download --no-install kernel
B. yumdownloader kernel
C. rpm --download --package kernel
D. rpmdownload kernel
Answer: B
Q67. - (Topic 3)
Which shell command is used to continue background execution of a suspended command?
A. &
B. bg
C. cont
D. exec
E. :&
Answer: B
Q68. - (Topic 3)
What command will generate a list of user names from /etc/passwd along with their login shell?
A. column -s : 1,7 /etc/passwd
B. chop -c 1,7 /etc/passwd
C. colrm 1,7 /etc/passwd
D. cut -d: -f1,7 /etc/passwd
Answer: D
Q69. - (Topic 3)
What is the output of the following command?
echo "Hello World" | tr -d aieou
A. Hello World
B. eoo
C. Hll Wrld
D. eoo Hll Wrld
Answer: C
Q70. CORRECT TEXT - (Topic 2)
Which option to the yum command will update the entire system? (Specify ONLY the option name without any additional parameters.)
Answer: update, upgrade