Deck 3: System Administration 2

Question 1

The default shell prompt for a regular user in the bash shell is

A) /
B) .
C) ..
D) $

Answer 1

D

Question 2

To view the contents of a folder, we can use the command

A) ls
B) head
C) pwd
D) cd

Answer 2

A

Question 3

When using a shell program, command options also called flags or switches are

A) Debates between users on which command to use
B) Data provided to a command to use as input
C) Single letters of full words that modify the behavior of the command in a pre-determined way
D) Debates among system administrators on which commands to use

Answer 3

Single letters of full words that modify the behavior of the command in a pre-determined way

Question 4

In the context of system administration, the kernel is

A) Software that manages computer hardware and provides common services to user applications
B) Software which controls hardware devices, manages memory, and hides underlying physical hardware from user applications
C) A text based program that allows users to interact with the shell
D) The graphical interface for users to interact with applications

Question 5

Common shell programs include

A) Bourne shell, C shell, D shell
B) Born shell, C shell, Born again shell
C) Korn shell, Born shell, C shell
D) Bourne shell, C shell, Bourne-again shell

Question 6

The command used to delete files and folders in Unix/ Linux is

A) del
B) rm
C) grep
D) cd

Question 7

In the context of system administration, the shell is

A) Software that manages computer hardware and provides common services to user applications
B) Software which controls hardware devices, manages memory, and hides underlying physical hardware from user applications
C) A text based program that allows users to interact with the shell
D) The graphical interface for users to interact with applications

Question 8

An example of an absolute path is

A) ./temp.txt
B) /temp.txt
C) temp.txt
D) ../temp.txt

Question 9

The parent folder of the current folder is represented in Linux by

A) /
B) .
C) ..
D) $

Question 10

To view the contents of a file, we can use the command

A) less
B) more
C) cat
D) all of the above

Question 11

The current folder is represented in Linux by

A) /
B) .
C) ..
D) $

Question 12

The command used to copy files in Unix/ Linus is

A) cp
B) copy
C) pwd
D) rm

Question 13

The filesystem root is represented in Linux by

A) /
B) .
C) ..
D) $

Question 14

Permissions -rwxr-xr-on a file indicate that

A) Anybody can read the file
B) The root user is the owner of the file
C) The owner can read/ write/ execute, the group and world can read the file
D) The owner can read/ write/ execute, the group can read or execute and the world can read the file

Question 15

The default shell prompt for the root user in the bash shell is

A) #
B) .
C) ..
D) $

Question 16

An example of a relative path is

A) /temp.txt
B) /usr/temp.txt
C) ~/temp.txt
D) /home/joe/temp.txt

Question 17

To find the location of a file named temp.txt somewhere within the /usr folder, we can use the command

A) find temp.txt
B) grep temp.txt
C) find /usr -name temp.txt
D) find /usr temp.txt

Question 18

In the context of system administration, the operating system is

A) Software that manages computer hardware and provides common services to user applications
B) Software which controls hardware devices, manages memory, and hides underlying physical hardware from user applications
C) A text based program that allows users to interact with the shell
D) The graphical interface for users to interact with applications

Question 19

To navigate to a specific folder, we can use the command

A) grep
B) ls
C) pwd
D) cd

Question 20

When using a shell program, command arguments are

A) Debates between users on which command to use
B) Data provided to a command to use as input
C) Single letters of full words that modify the behavior of the command in a pre-determined way
D) Debates among system administrators on which commands to use

Question 21

ls -l output of "-rw-r--r-- 1 jon johny 3969 May 29 10:20 README" indicates that the owner of the file is

A) jon
B) johny
C) README
D) 3969

Question 22

Permissions -rwxr-xr-on a file can also be written as

A) 755
B) 654
C) 754
D) 655

Question 23

In the Unix/ Linux world, yum is used to

A) Install and update packages, and track dependencies among packages
B) Indicate happiness with the system
C) Install the operating system
D) Remove the operating system

Question 24

Vi is a

A) Graphical editor
B) Text editor
C) Game on Linux systems
D) Substitute for MS Word

Question 25

Permissions -r-xr-xrw- on a file can also be written as

A) 755
B) 654
C) 655
D) 556