30 Important Linux Commands Flashcards

1
Q

What tool may need to be installed in order to use ifconfig?

A

apt install-tools

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2
Q

How do you update repositories in Debian Linux terminal?

A

apt update

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3
Q

What is the Command to connect to a Linux Machine from command line interface (CLI)?

A

ssh

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4
Q

What command lets you see how much memory you have available on your Linux system?

A

free

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5
Q

What does su mean in Linux?

A

substitute user

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6
Q

What command allows you to add a user?

A

useradd

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7
Q

What Linux command will list a file directory?

A

ls

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8
Q

What command allows you to operate as another user?

A

su

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9
Q

What is the mv command used for?

A

move a file

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10
Q

What command do you use to find a file?

A

find

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11
Q

What command allows you to Change Directory in Linux CLI?

A

cd

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12
Q

How do you check your IP address from a Linux terminal?

A

ifconfig

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13
Q

How do you check the total Disk Space on your Linux computer from Terminal?

A

df

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14
Q

What command opens a Manual about another command?

A

man

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15
Q

What command Verifies IP-level connectivity to another TCP/IP Computer by sending an Internet Control Message Protocol (ICMP) Echo Request?

A

ping

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16
Q

What does the “touch” command do in CLI?

A

creates a file

17
Q

What does using the sudo command in a linux terminal?

A

allows command as Superuser

18
Q

What command lets you trace the route of devices between you and another computer or website?

A

traceroute

19
Q

How do you Clear a terminal of text?

20
Q

What command and switch allows you to see details about your computer including Whether you are running a 32bit or 64 bit operating system?

21
Q

What command lets to stop a process that is running?

22
Q

What does the mkdir command stand for?

A

make directory

23
Q

How do you delete or remove a file in Terminal?

24
Q

what command is used to copy a file in a Linux Terminal?

25
How do you Reboot from your Linux Terminal?
reboot
26
What command allows you to change your password?
passwd
27
What Debian Linux command allows you to install an application?
apt install
28
What command allows you to see what user you are logged in as?
whoami
29
What command allows you to remove a directory in CLI?
rmdir
30
What does the PWD command stand for in Linux?
print working directory