Module 3 Flashcards

1
Q

Security Analysts

A

Work with server logs

Navigate, manage, and analyze files remotely

Verify and configure users and group access

Give authorization and set for permissions

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2
Q

Bash

A

The default shell in most Linux distributions

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3
Q

Argument (Linux)

A

Specific information needed by a command

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4
Q

Root Directory

A

The highest-level directory in Linux

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5
Q

Pwd

A

Prints the working directory onto the screen

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6
Q

LS

A

Displays the names of files and directories in the current working directory

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7
Q

Cd

A

Navigates between directories

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8
Q

Cat

A

Displays the content of a file

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9
Q

Head

A

Displays just the beginning of a file, by default 10 lines

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10
Q

Grep

A

Searchers a specified file and returns all lines in the file containing a specified string

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11
Q

I (piping)

A

Sends the standard output of one command as standard input to another command for further processing

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12
Q

Mkdir

A

Creates a new directory

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13
Q

Rmdir

A

Removed, or deletes a directory

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14
Q

Touch

A

Creates a new file

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15
Q

Rm

A

Removes, or deletes a file

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16
Q

Mv

A

Moved a file or directory to a new location

17
Q

Cp

A

Copies a file or directory into a new location

18
Q

Permissions

A

The type of access granted for a file or directory into

19
Q

Authorization

A

The concept of granting access to specific sources in a system

20
Q

Permissions in Linux

A

Read

Write

Execute

21
Q

Types of Owners

A

User

Group

Other

22
Q

Options

A

Modify the behavior of the command

23
Q

Ls -L

A

Displays permissions to files and directories

24
Q

Ls -a

A

Displays hidden files

25
Ls -La
Displays permissions to files and directories, including hidden files
26
Chmod
Changes permissions on files and directories
27
Root User (or superuser)
A user with elevated privileges to modify the system
28
Problems with logging in as root
Security risks Irreversible mistakes Accountability
29
Sudo
Temporarily grants elevated permissions to specific users
30
Useradd
Adds a user to the system
31
Userdel
Deleted a user from the system
32
Man
Displays information on other commands and how they work
33
Whatis
Displays a description of a command on a single line
34
Apropos
Searches the manual page descriptions for a specified string