Linux basics Wrap-up; Glossary terms from week 2
Terms and definitions from Course 4, Week 2
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
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
Kernel: The component of the Linux OS that manages processes and memory
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