Question 1

Which of the following statements is correct when talking about /proc/?

Accepted Answer

A)   All changes to files in /proc/ are stored in /etc/proc.d/ and restored on reboot.
B)   All files within /proc/ are read-only and their contents cannot be changed.
C)   All changes to files in /proc/ are immediately recognized by the kernel.
D)   All files within /proc/ are only readable by the root user. C

Question 2

Which of the following files assigns a user to its primary group?

Accepted Answer

A)   /etc/pgroup
B)   /etc/shadow
C)   /etc/group
D)   /etc/passwd
E)   /etc/gshadow D

Question 3

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

Accepted Answer

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 A,B

Question 4

The script, script.sh, consists of the following lines:   #!/bin/bash   echo $2 $1 Which output will appear if the command, ./script.sh test1 test2, is entered?

Accepted Answer

A)   test1 test2
B)   test2 test1
C)   script.sh test2
D)   script.sh test1
E)   test1 script.sh

Question 5

Which of the following find commands will print out a list of files owned by root and with the SUID bit set in /usr?

Accepted Answer

A)   find /usr -uid 0 -perm +4000
B)   find -user root +mode +s /usr
C)   find -type suid -username root -d /usr
D)   find /usr -ls \*s\* -u root
E)   find /usr -suid -perm +4000

Question 6

Which of the following command sequences overwrites the file foobar.txt?

Accepted Answer

A)   echo "QUIDQUIDAGIS" >> foobar.txt
B)   echo "QUIDQUIDAGIS" 
C)   echo "QUIDQUIDAGIS" > foobar.txt
D)   echo "QUIDQUIDAGIS" | foobar.txt

Question 7

Which of the following files, located in the user home directory, is used to store the Bash history?

Accepted Answer

A)   .bash_history
B)   .bash_histfile
C)   .history
D)   .bashrc_history
E)   .history_bash

Question 8

What output will the following command sequence produce?     echo '1 2 3 4 5 6' | while read a b c; do         echo result: $c $b $a;     done

Accepted Answer

A)   result: 3 4 5 6 2 1
B)   result: 1 2 3 4 5 6
C)   result: 6 5 4
D)   result: 6 5 4 3 2 1
E)   result: 3 2 1

Question 9

Which command is used to set restrictions on the size of a core file that is created for a user when a program crashes?

Accepted Answer

A)   core
B)   edquota
C)   ulimit
D)   quota

Question 10

What is the effect of the egrep command when the -v option is used?

Accepted Answer

A)   It enables color to highlight matching parts.
B)   It only outputs non-matching lines.
C)   It shows the command's version information.
D)   It changes the output order showing the last matching line first.

Question 11

Which file contains the date of the last change of a user's password?

Accepted Answer

A)   /etc/gshadow
B)   /etc/passwd
C)   /etc/pwdlog
D)   /etc/shadow
E)   /var/log/shadow

Question 12

Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended partition? (Choose TWO correct choices.)

Accepted Answer

A)   FIND
B)   ID
C)   LABEL
D)   NAME
E)   UUID

Question 13

What is the maximum niceness value that a regular user can assign to a process with the nice command when executing a new process?

Accepted Answer

A)   9
B)   19
C)   49
D)   99

Question 14

Which commands can be used to change a user's account aging information? (Choose THREE correct choices..)

Accepted Answer

A)   usermod
B)   passwd
C)   chattr
D)   chage
E)   chsh

Question 15

What word is missing from the following SQL statement?    __________ count(*) from tablename; (Please specify the missing word using lower-case letters only.)

Accepted Answer

The answer of What word is missing from the following...

Question 16

What is the difference between the commands test -e path and test -f path?

Accepted Answer

A)   They are equivalent options with the same behavior.
B)   The -f option tests for a regular file.  The -e option tests for an empty file.
C)   Both options check the existence of the path.  The -f option also confirms that it is a regular file.
D)   The -f option tests for a regular file.  The -e option tests for an executable file.

Question 17

Which of the following commands shows the current color depth of the X Server?

Accepted Answer

A)   xcd
B)   xcdepth
C)   xwininfo
D)   xcolordepth
E)   cat /etc/X11

Question 18

Which of the following commands displays the contents of a gzip compressed tar archive?

Accepted Answer

A)   gzip archive.tgz | tar xvf -
B)   tar ztf archive.tgz
C)   gzip -d archive.tgz | tar tvf -
D)   tar cf archive.tgz

Question 19

Which file should be edited to select the network locations from which Debian installation package files are loaded?

Accepted Answer

A)   /etc/dpkg/dpkg.cfg
B)   /etc/apt/apt.conf
C)   /etc/apt/apt.conf.d
D)   /etc/apt/sources.list
E)   /etc/dpkg/dselect.cfg

Question 20

Which of the following commands changes the ownership of file.txt to the user dan and the group staff?

Accepted Answer

A)   chown dan/staff file.txt
B)   chown dan:staff file.txt
C)   chown -u dan -g staff file.txt
D)   chown dan -g staff file.txt

Exam 1: Linux Foundation Certified System Administrator