The Linux operating system Flashcards
Application:
A program that performs a specific task
Bash:
The default shell in most Linux distributions
CentOS
An open-source distribution that is closely related to Red Hat
Central Processing Unit (CPU):
A computer’s main processor, which is used to perform general computing tasks on a computer
Command:
An instruction telling the computer to do something
Digital forensics
The practice of collecting and analyzing data to determine what has happened after an attack
Directory:
A file that organizes where other files are stored
Distributions:
The different versions of Linux
File path:
The location of a file or directory
Filesystem Hierarchy Standard (FHS):
The component of the Linux OS that organizes data
Graphical user interface (GUI):
A user interface that uses icons on the screen to manage different tasks on the computer
Hard drive:
A hardware component used for long-term memory
Hardware:
The physical components of a computer
Kernel:
The component of the Linux OS that manages processes and memory
Internal hardware:
The components required to run the computer
Kali Linux ™:
An open-source distribution of Linux that is widely used in the security industry
Linux:
An open source operating system
Package:
A piece of software that can be combined with other packages to form an application
Package manager:
A tool that helps users install, manage, and remove packages or applications
Parrot:
An open-source distribution that is commonly used for security
Penetration test (pen test):
A simulated attack that helps identify vulnerabilities in systems, networks, websites, applications, and processes
Peripheral devices:
Hardware components that are attached and controlled by the computer system
Random Access Memory (RAM):
A hardware component used for short-term memory
Red Hat® Enterprise Linux®
(also referred to simply as Red Hat in this course): A subscription-based distribution of Linux built for enterprise use
Shell:
The command-line interpreter
Standard error:
An error message returned by the OS through the shell
Standard input:
Information received by the OS via the command line
Standard output:
Information returned by the OS through the shell
String data:
Data consisting of an ordered sequence of characters
Ubuntu:
An open-source, user-friendly distribution that is widely used in security and other industries
User:
The person interacting with a computer
