New CompTIA Linux+ LX0-103 Practice Test with VCE and PDF from PassLeader (Question 91 – Question 105)

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Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO.)

A.    shutdown -R 1 now
B.    shutdown -single now
C.    init 1
D.    telinit 1
E.    runlevel 1

Answer: CD

What is the first program that is usually started, at boot time, by the Linux kernel when using SysV init?

A.    /lib/
B.    /sbin/init
C.    /etc/rc.d/rcinit
D.    /proc/sys/kernel/init
E.    /boot/init

Answer: B

What does the command do: mount -a?

A.    It ensures that all file systems listed with the option noauto in /etc/fstab are mounted.
B.    It shows all mounted file systems that have been automatically mounted.
C.    It opens an editor with root privileges and loads /etc/fstab for editing.
D.    It ensures that all file systems listed with the option auto in /etc/fstab are mounted.
E.    It ensures that all file systems listed in /etc/fstab are mounted regardless of their options.

Answer: D

Which of the following settings for umask ensures that new files have the default permissions -rw-r—– ?

A.    0017
B.    0640
C.    0038
D.    0027

Answer: D

Which of the following is the device file name for the second partition on the only SCSI drive?

A.    /dev/hda1
B.    /dev/sda2
C.    /dev/sd0a2
D.    /dev/sd1p2

Answer: B

In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO.)

A.    cat /proc/self/mounts
B.    free
C.    mount
D.    lsmounts
E.    cat /proc/filesystems

Answer: AC

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

A.    dirname
B.    which
C.    basename
D.    query
E.    whereis

Answer: E

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

Which type of filesystem is created by mkfs when it is executed with the block device name only and without any additional parameters?

A.    ext2
B.    ext3
C.    ext4
D.    XFS
E.    VFAT

Answer: A

How many fields are in a syntactically correct line of /etc/fstab?

A.    3
B.    4
C.    5
D.    6
E.    7

Answer: D

The command used to determine a file’s type is

A.    type
B.    find
C.    file
D.    Is

Answer: C

Select the line that BEST represents what permissions the /etc/passwd file should have.

A.    -rw——- 1 root root 531 Jun 5 22:45 /etc/passwd
B.    -rw-r–r– 1 root root 531 Jun 5 22:45 /etc/passwd
C.    -rw-r–r– 1 1 1 531 Jun 5 22:45 /etc/passwd
D.    A, B, C are not correct
E.    A, B, C are correct

Answer: B

What command should be invoked to give the user sally read and write, but not execute, access to the file strategy.txt using Extended ACL entries?

A.    setfacl -setperm sally:rw strategy.txt
B.    setfacl -m user::sally+rw strategy.txt
C.    setfacl-m user: sally; rwstrategy.txt
D.    setfacl -setperm user:sally+rw strategy.txt

Answer: C

Which command will print out the attributes of the file foobar?

A.    ls-attrfoobar
B.    lsattr foobar
C.    printattr foobar
D.    fileattr foobar

Answer: B

You are preparing a new set of shared libraries in /usr/local/applib and you have written and compiled some code that uses these libraries. You have already performed an Idconfig, however the system still cannot find the shared libraries. What is most likely the cause of this?

A.    You used the wrong compil|er.
B.    You did not update your PATH variable.
C.    You compiled the code with wrong library.
D.    You forgot to put the library path in

Answer: D

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