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Google Cybersecurity Course > Linux > Flashcards

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
CentOS is
Like Kali
26
Standard output
What the OS responds as a shell
27
Cat
Display contents of file
28
More (filename)
Browse through a text file
29
Less (filename)
Same as more, but additional features
30
Head (filename)
Output the top portion of the file
31
Tail (filename)
Output the ending of the file
32
Number of lines from head and tail
10 (can be increased with -n)
33
Tail -f
Shows files that are changing in real time
34
nano
A command to start editing with nano
35
vim
A better version of the vi editor
36
Vim command mode commands
37
Vim insert mode
38
Line Mode
39
Line mode 2
40
Deleting text in vim
41
Changing text in vim
42
Yanking files with vim
43
Vim undo and redo
44
Searching with vim
45
C-
Like control
46
M-
Meta key (alt key)
47
C-h
Help in emacs
48
C-x C-c
Exit emacs
49
C-x C-s
Save a file
50
C-h t
Built in tutorial for emacs
51
C-h k
Describes the purpose of a key in emacs
52
C-p
Previous line
53
C-n
Next line in emacs
54
C-b
Back one character in emacs
55
C-f
Forward one character in emacs
56
M-f
Forward one word in emacs
57
M-b
Back one word in emacs
58
C-a
Go to beginning of line
59
C-e
End of the line in emacs
60
M-<
Beginning of file in emacs
61
M->
End of a file in emacs
62
C-d
Delete a character
63
M-d
Delete a word in emacs
64
C-k
Kill a line in emacs
65
C-y
Paste
66
C-x u
Undo
67
C-s
Start a forward search in emacs
68
C-r
Start a reverse search in emacs
69
C- u 3 command
Does the command 3 times
70
rm file
Delete a file
71
rm -r directory
Delete the directory and all files inside
72
rm -f file
Force delete a file without asking for permission or confirmation
73
cp source file destination file
Copy one file to another
74
cp srcffile destdirectory
Copy a src file to a destination directory
75
mv
Rename or move a file (can overwrite other files)
76
sort file
Sorts into alphabetical
77
tar
Like zipping or unzipping
78
tar options
79
Compression
80
Checking disk usage

Google Cybersecurity Course (16 decks)

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