The Linux operating system

Question 1

Application:

Answer 1

A program that performs a specific task

Question 2

Bash:

Answer 2

The default shell in most Linux distributions

Question 3

CentOS

Answer 3

An open-source distribution that is closely related to Red Hat

Question 4

Central Processing Unit (CPU):

Answer 4

A computer’s main processor, which is used to perform general computing tasks on a computer

Question 5

Command:

Answer 5

An instruction telling the computer to do something

Question 6

Digital forensics

Answer 6

The practice of collecting and analyzing data to determine what has happened after an attack

Question 7

Directory:

Answer 7

A file that organizes where other files are stored

Question 8

Distributions:

Answer 8

The different versions of Linux

Question 9

File path:

Answer 9

The location of a file or directory

Question 10

Filesystem Hierarchy Standard (FHS):

Answer 10

The component of the Linux OS that organizes data

Question 11

Graphical user interface (GUI):

Answer 11

A user interface that uses icons on the screen to manage different tasks on the computer

Question 12

Hard drive:

Answer 12

A hardware component used for long-term memory

Question 13

Hardware:

Answer 13

The physical components of a computer

Question 13

Kernel:

Answer 13

The component of the Linux OS that manages processes and memory

Question 13

Internal hardware:

Answer 13

The components required to run the computer

Question 14

Kali Linux ™:

Answer 14

An open-source distribution of Linux that is widely used in the security industry

Question 14

Linux:

Answer 14

An open source operating system

Question 15

Package:

Answer 15

A piece of software that can be combined with other packages to form an application

Question 16

Package manager:

Answer 16

A tool that helps users install, manage, and remove packages or applications

Question 17

Parrot:

Answer 17

An open-source distribution that is commonly used for security

Question 18

Penetration test (pen test):

Answer 18

A simulated attack that helps identify vulnerabilities in systems, networks, websites, applications, and processes

Question 19

Peripheral devices:

Answer 19

Hardware components that are attached and controlled by the computer system

Question 20

Random Access Memory (RAM):

Answer 20

A hardware component used for short-term memory

Question 21

Red Hat® Enterprise Linux®

Answer 21

(also referred to simply as Red Hat in this course): A subscription-based distribution of Linux built for enterprise use

Question 22

Shell:

Answer 22

The command-line interpreter

Question 23

Standard error:

Answer 23

An error message returned by the OS through the shell

Question 24

Standard input:

Answer 24

Information received by the OS via the command line

Question 25

Standard output:

Answer 25

Information returned by the OS through the shell

Question 26

String data:

Answer 26

Data consisting of an ordered sequence of characters

Question 27

Ubuntu:

Answer 27

An open-source, user-friendly distribution that is widely used in security and other industries

Question 28

User:

Answer 28

The person interacting with a computer