Question 1

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

Accepted Answer

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

Question 2

After modifying GNU GRUB's configuration file, which command must be run for the changes to take effect?

Accepted Answer

A)  kill -HUP $(pidof grub) 
B)  grub-install 
C)  grub 
D)  No action is required

Question 3

What information can the lspci command display about the system hardware? (Choose THREE correct choices.)

Accepted Answer

A)  Device IRQ settings 
B)  PCI bus speed 
C)  System battery type 
D)  Device vendor identification 
E)  Ethernet MAC address

Question 4

Which file specifies the user accounts that can NOT submit jobs via at or batch? (Provide the full path and filename)

Accepted Answer

The answer of Which file specifies the user accounts that...

Question 5

After moving data to a new filesystem, how can the former path of the data be kept intact in order to avoid reconfiguration of existing applications? (Choose TWO correct choices.)

Accepted Answer

A)  By creating an ACL redirection from the old to the new path of the data. 
B)  By creating a hard link from the old to the new path of the data. 
C)  By creating a symbolic link from the old to the new path of the data. 
D)  By running the command touch on the old path. 
E)  By mounting the new filesystem on the original path of the data.

Question 6

Which of the following shell redirections will write standard output and standard error output to a file named filename?

Accepted Answer

A)  2>&1 >filename 
B)  >filename 2>&1 
C)  1>&2>filename 
D)  >>filename 
E)  1&2>filename

Question 7

Which of the following Linux filesystems preallocates a fixed number of inodes at the filesystem's make/creation time and does NOT generate them as needed? (Choose TWO correct choices.)

Accepted Answer

A)  ext3 
B)  JFS 
C)  ext2 
D)  XFS 
E)  procfs

Question 8

What command will generate a list of user names from /etc/passwd along with their login shell?

Accepted Answer

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

Question 9

Which command is used to create and initialize the files used to store quota information? (Specify ONLY the command without any path or parameters.)

Accepted Answer

The answer of Which command is used to create and...

Question 10

Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types?

Accepted Answer

A)  magic 
B)  type 
C)  file 
D)  pmagic 
E)  hash

Question 11

Which of the following fields can be found in the /etc/group file? (Choose THREE correct choices.)

Accepted Answer

A)  The list of users that belong to the group. 
B)  The home directory of the group. 
C)  The name of the group. 
D)  The description of the group. 
E)  The password of the group.

Question 12

Which of the following commands is used to change options and positional parameters for a running Bash?

Accepted Answer

A)  history 
B)  set 
C)  bashconf 
D)  setsh 
E)  envsetup

Question 13

Which Debian package management tool asks the configuration questions for a specific already installed package just as if the package were being installed for the first time? (Specify ONLY the command without any path or parameters.)

Accepted Answer

The answer of Which Debian package management tool asks the...

Question 14

What command displays all aliases defined in the current shell? (Specify the command without any path information)

Accepted Answer

The answer of What command displays all aliases defined in...

Question 15

Which of the following commands prints a list of usernames (first column) and their primary group (fourth column) from the /etc/passwd file?

Accepted Answer

A)  fmt -f 1,4 /etc/passwd 
B)  split -c 1,4 /etc/passwd 
C)  cut -d : -f 1,4 /etc/passwd 
D)  paste -f 1,4 /etc/passwd

Question 16

Which of the following programs can be used to determine the routing path to a given destination?

Accepted Answer

A)  dig 
B)  netstat 
C)  ping 
D)  route 
E)  traceroute

Question 17

Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which single character command will insert the deleted content below the current line?

Accepted Answer

A)  i (lowercase) 
B)  P (uppercase) 
C)  p (lowercase) 
D)  U (uppercase) 
E)  u (lowercase)

Question 18

Which utility would be used to change how often a filesystem check is performed on an ext2 filesystem without losing any data stored on that filesystem?

Accepted Answer

A)  mod2fs 
B)  fsck 
C)  tune2fs 
D)  mke2fs 
E)  fixe2fs

Question 19

After issuing: function myfunction { echo $1 $2 ; } in Bash, which output does: myfunction A B C Produce?

Accepted Answer

A)  A B 
B)  A B C 
C)  A C 
D)  B C 
E)  C B A

Question 20

What is true regarding TCP port 23?

Accepted Answer

A)  Port 23 is the well known port for the telnet service which is a plain text protocol that should no longer be used. 
B)  Port 23 is the well known port for the SSH service which provides secure logins. 
C)  Port 23 is the well known port for the rlogin service which is SSL secured by default. 
D)  Port 23 is the well-known port for the system login services which are encrypted when the user runs the starttls command in his login shell.

Exam 1: Linux Foundation Certified System Administrator