Commands for Red Hat-Based Linux and Windows

Question 1

What is the command to install a package in Ubuntu (Debian-based)?

A) sudo dnf install <package>
B) apt install <package>
C) winget install package_name
D) yum install <package></package></package></package>

Answer 1

B) apt install <package></package>

Explanation: The apt install <package> command is used to install packages in Ubuntu (Debian-based) systems. apt is the package management tool for Debian-based distributions.</package>

Question 2

What is the equivalent command to install a package in Red Hat-based Linux?

A) apt install <package>
B) sudo dnf install <package>
C) winget install package_name
D) yum install <package></package></package></package>

Answer 2

B) sudo dnf install <package></package>

Explanation: The sudo dnf install <package> command is used to install packages in Red Hat-based Linux systems. dnf is the package management tool for Red Hat-based distributions.</package>

Question 3

How do you update packages in Ubuntu (Debian-based)?

A) sudo dnf upgrade
B) sudo apt update
C) winget upgrade
D) yum update

Answer 3

B) sudo apt update

Explanation: The sudo apt update command in Ubuntu updates the list of available packages and their versions in the system’s package index.

Question 4

Which command is used to list files in a directory in Ubuntu?

A) ls
B) dir
C) list
D) show

Answer 4

A) ls

Explanation: The ls command is used to list the contents of a directory in Unix-like operating systems, including Ubuntu.

Question 5

What is the equivalent command to list files in a directory in Windows?

A) ls
B) dir
C) list
D) show

Answer 5

B) dir

Explanation: The dir command is used to list the contents of a directory in Windows.

Question 6

How do you copy a file from one location to another in Ubuntu?

A) cp <source></source> <destination>
B) copy <source></source> <destination>
C) mv <source></source> <destination>
D) move <source></source> <destination></destination></destination></destination></destination>

Answer 6

A) cp <source></source> <destination></destination>

Explanation: The cp command is used to copy files and directories in Unix-like operating systems, including Ubuntu.

Question 7

What is the equivalent command to copy a file in Windows?

A) cp <source></source> <destination>
B) copy <source></source> <destination>
C) mv <source></source> <destination>
D) move <source></source> <destination></destination></destination></destination></destination>

Answer 7

B) copy <source></source> <destination></destination>

Explanation: The copy command is used to copy files in Windows.

Question 8

How do you move a file from one location to another in Ubuntu?

A) cp <source></source> <destination>
B) copy <source></source> <destination>
C) mv <source></source> <destination>
D) move <source></source> <destination></destination></destination></destination></destination>

Answer 8

C) mv <source></source> <destination></destination>

Explanation: The mv command is used to move or rename files and directories in Unix-like operating systems, including Ubuntu.

Question 9

What is the equivalent command to move a file in Windows?

A) cp <source></source> <destination>
B) copy <source></source> <destination>
C) mv <source></source> <destination>
D) move <source></source> <destination></destination></destination></destination></destination>

Answer 9

D) move <source></source> <destination></destination>

Explanation: The move command is used to move or rename files in Windows.

Question 10

How do you remove a file in Ubuntu?

A) rm <file>
B) del <file>
C) erase <file>
D) delete <file></file></file></file></file>

Answer 10

A) rm <file></file>

Explanation: The rm command in Linux and Unix removes files and directories. The basic syntax is rm [option] [file/directory_name]

Question 11

What is the equivalent command to remove a file in Windows?

A) rm <file>
B) del <file>
C) erase <file>
D) delete <file></file></file></file></file>

Answer 11

B) del <file></file>

Explanation: The del command is used to delete files in Windows.

Question 12

How do you change the current directory in Ubuntu?

A) cd <dir>
B) chdir <dir>
C) change <dir>
D) goto <dir></dir></dir></dir></dir>

Answer 12

A) cd <dir></dir>

Explanation: The cd (change directory) command is used to navigate between directories in Unix-like operating systems, including Ubuntu.

Question 13

What is the equivalent command to change the current directory in Windows?

A) cd <dir>
B) chdir <dir>
C) change <dir>
D) goto <dir></dir></dir></dir></dir>

Answer 13

A) cd <dir></dir>

Explanation: The cd (change directory) command is also used in Windows to navigate between directories.

Question 14

How do you display the current directory in Ubuntu?

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

Answer 14

A) pwd

Explanation: The pwd (print working directory) command is used to display the full path of the current directory in Unix-like operating systems, including Ubuntu.

Question 15

What is the equivalent command to display the current directory in Windows?

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

Answer 15

B) cd

Explanation: In Windows, the cd command without any arguments displays the current directory.

Question 16

How do you display running processes in Ubuntu?

A) ps
B) tasklist
C) jobs
D) processes

Answer 16

A) ps

Explanation: The ps command is used to display information about running processes in Unix-like operating systems, including Ubuntu.

Question 17

What is the equivalent command to display running processes in Windows?

A) ps
B) tasklist
C) jobs
D) processes

Answer 17

B) tasklist

Explanation: The tasklist command is used to display a list of running processes in Windows.

Question 18

How do you kill a process with a specific PID in Ubuntu?

A) kill <PID>
B) taskkill /PID <PID>
C) terminate <PID>
D) end <PID></PID></PID></PID></PID>

Answer 18

A) kill <PID></PID>

Explanation: The kill command is used to terminate processes by their PID (Process ID) in Unix-like operating systems, including Ubuntu.

Question 19

What is the equivalent command to kill a process with a specific PID in Windows?

A) kill <PID>
B) taskkill /PID <PID>
C) terminate <PID>
D) end <PID></PID></PID></PID></PID>

Answer 19

B) taskkill /PID <PID></PID>

Explanation: The taskkill command with the /PID option is used to terminate processes by their PID in Windows.

Question 20

How do you check disk space usage in Ubuntu?

A) df -h
B) chkdsk
C) diskusage
D) du -h

Answer 20

A) df -h

Explanation: The df -h command is used to display disk space usage in a human-readable format in Unix-like operating systems, including Ubuntu.

Question 21

What is the equivalent command to check disk space usage in Windows?

A) df -h
B) chkdsk
C) diskusage
D) du -h

Answer 21

B) chkdsk

Explanation: The chkdsk (check disk) command is used to display disk space usage and check the integrity of the file system in Windows.

Question 22

How do you view network information in Ubuntu?

A) ifconfig or ip a
B) ipconfig
C) netstat
D) ping

Answer 22

A) ifconfig or ip a

Explanation: The ifconfig command or the ip a command is used to display network configuration information in Unix-like operating systems, including Ubuntu.

Question 23

What is the equivalent command to view network information in Windows?

A) ifconfig
B) ip a
C) ipconfig
D) ping

Answer 23

C) ipconfig

Explanation: The ipconfig command is used to display network configuration information in Windows, including IP addresses, subnet masks, and default gateways.

Question 24

How do you ping a host in Ubuntu?

A) ping <host>
B) ping -t <host>
C) ping /host
D) ping -n <host></host></host></host>

Answer 24

A) ping <host></host>

Explanation: The ping <host> command is used to send ICMP echo requests to a specified host to check its network connectivity in Unix-like operating systems, including Ubuntu.</host>

Question 25

What is the equivalent command to ping a host in Windows?

A) ping <host>
B) ping -t <host>
C) ping /host
D) ping -n <host></host></host></host>

Answer 25

A) ping <host></host>

Explanation: The ping <host> command is also used in Windows to send ICMP echo requests to a specified host to check its network connectivity.</host>

Question 26

How do you add a new user in Ubuntu?

A) adduser <username>
B) sudo useradd <username>
C) net user <username> /add
D) useradd <username></username></username></username></username>

Answer 26

A) adduser <username></username>

Explanation: The adduser <username> command is used to add a new user in Unix-like operating systems, including Ubuntu. It is a higher-level utility that provides a more user-friendly interface than useradd.</username>

Question 27

What is the equivalent command to add a new user in Windows?

A) adduser <username>
B) sudo useradd <username>
C) net user <username> /add
D) useradd <username></username></username></username></username>

Answer 27

C) net user <username> /add</username>

Explanation: The net user <username> /add command is used to add a new user in Windows.</username>

Question 28

How do you check the system uptime in Ubuntu?

A) uptime
B) systeminfo
C) top
D) ps

Answer 28

A) uptime

Explanation: The uptime command is used to display the current time, system uptime, number of users, and system load averages in Unix-like operating systems, including Ubuntu.

Question 29

What is the equivalent command to check the system uptime in Windows?

A) uptime
B) systeminfo
C) top
D) ps

Answer 29

B) systeminfo

Explanation: The systeminfo command in Windows provides detailed information about the system, including the system boot time, which can be used to calculate the system uptime.

Question 30

How do you shut down the system immediately in Ubuntu?

A) shutdown now
B) sudo shutdown now
C) shutdown /s /t 0
D) reboot

Answer 30

B) sudo shutdown now

Explanation: The sudo shutdown now command is used to shut down the system immediately in Unix-like operating systems, including Ubuntu. The sudo prefix is required to execute the command with superuser privileges.

Question 31

What is the equivalent command to shut down the system immediately in Windows?

A) shutdown now
B) sudo shutdown now
C) shutdown /s /t 0
D) reboot

Answer 31

C) shutdown /s /t 0

Explanation: The shutdown /s /t 0 command is used to shut down the system immediately in Windows. The /s option specifies a shutdown, and the /t 0 option sets the time delay to 0 seconds.

Question 32

How do you reboot the system in Ubuntu?

A) shutdown now
B) sudo shutdown now
C) shutdown /r /t 0
D) sudo reboot

Answer 32

D) sudo reboot

Explanation: The sudo reboot command is used to reboot the system in Unix-like operating systems, including Ubuntu. The sudo prefix is required to execute the command with superuser privileges.

Question 33

What is the equivalent command to reboot the system in Windows?

A) shutdown now
B) sudo shutdown now
C) shutdown /r /t 0
D) reboot

Answer 33

C) shutdown /r /t 0

Explanation: The shutdown /r /t 0 command is used to reboot the system in Windows. The /r option specifies a reboot, and the /t 0 option sets the time delay to 0 seconds.