Linux Flashcards

1
Q

Linux

A

Open source os

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2
Q

Gnu public license

A

License for linux software

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3
Q

How many distributions

A

Over 600

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4
Q

Daily use

A

Looking at an error log
Verify access
Working with distros for specific functionality

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5
Q

Package Manager

A

Software that helps users uninstall or install software

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6
Q

Shell

A

The terminal

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7
Q

Kernel

A

The part of Linux that does memory and resource management

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8
Q

Peripheral devices

A

All non-essential hardware

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9
Q

Parent distros

A

The top levels from which other distros are derived

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10
Q

Red hat is a parent of…

A

CentOS

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11
Q

Slackware is a parent of…

A

SUSE

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12
Q

Debian is a parent of…

A

Ubuntu and Kali

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13
Q

KALI Linux

A

Used for cybersecurity

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14
Q

Penetration test

A

Simulated attack to determine OS weaknesses

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15
Q

Metasploit

A

Software on Kali for finding vulnerabilities

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16
Q

Burp Suite

A

Good for finding vulnerabilities

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17
Q

John the ripper

A

Guesses passwords

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18
Q

Digital forensics

A

Collecting and analyzing data to figure out what happened after an attack

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19
Q

tcpdump

A

Captures network traffic

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20
Q

Wire shark

A

Used to visualize and analyze network traffic

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21
Q

Autopsy

A

Analyzes hard drives and smart phones

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22
Q

Ubuntu is used for

A

Cloud computing, as a server

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23
Q

Parrot is

A

Just like Kali, but easier to use

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24
Q

Red Hat is

A

Not free, and is for enterprise

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25
Q

CentOS is

A

Like Kali

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26
Q

Standard output

A

What the OS responds as a shell

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27
Q

Cat

A

Display contents of file

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28
Q

More (filename)

A

Browse through a text file

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29
Q

Less (filename)

A

Same as more, but additional features

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30
Q

Head (filename)

A

Output the top portion of the file

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31
Q

Tail (filename)

A

Output the ending of the file

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32
Q

Number of lines from head and tail

A

10 (can be increased with -n)

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33
Q

Tail -f

A

Shows files that are changing in real time

34
Q

nano

A

A command to start editing with nano

35
Q

vim

A

A better version of the vi editor

36
Q

Vim command mode commands

A
37
Q

Vim insert mode

A
38
Q

Line Mode

A
39
Q

Line mode 2

A
40
Q

Deleting text in vim

A
41
Q

Changing text in vim

A
42
Q

Yanking files with vim

A
43
Q

Vim undo and redo

A
44
Q

Searching with vim

A
45
Q

C-<char></char>

A

Like control

46
Q

M-<char></char>

A

Meta key (alt key)

47
Q

C-h

A

Help in emacs

48
Q

C-x C-c

A

Exit emacs

49
Q

C-x C-s

A

Save a file

50
Q

C-h t

A

Built in tutorial for emacs

51
Q

C-h k <key></key>

A

Describes the purpose of a key in emacs

52
Q

C-p

A

Previous line

53
Q

C-n

A

Next line in emacs

54
Q

C-b

A

Back one character in emacs

55
Q

C-f

A

Forward one character in emacs

56
Q

M-f

A

Forward one word in emacs

57
Q

M-b

A

Back one word in emacs

58
Q

C-a

A

Go to beginning of line

59
Q

C-e

A

End of the line in emacs

60
Q

M-<

A

Beginning of file in emacs

61
Q

M->

A

End of a file in emacs

62
Q

C-d

A

Delete a character

63
Q

M-d

A

Delete a word in emacs

64
Q

C-k

A

Kill a line in emacs

65
Q

C-y

A

Paste

66
Q

C-x u

A

Undo

67
Q

C-s

A

Start a forward search in emacs

68
Q

C-r

A

Start a reverse search in emacs

69
Q

C- u 3 command

A

Does the command 3 times

70
Q

rm file

A

Delete a file

71
Q

rm -r directory

A

Delete the directory and all files inside

72
Q

rm -f file

A

Force delete a file without asking for permission or confirmation

73
Q

cp source file destination file

A

Copy one file to another

74
Q

cp srcffile destdirectory

A

Copy a src file to a destination directory

75
Q

mv

A

Rename or move a file (can overwrite other files)

76
Q

sort file

A

Sorts into alphabetical

77
Q

tar

A

Like zipping or unzipping

78
Q

tar options

A
79
Q

Compression

A
80
Q

Checking disk usage

A