Operating System
OS FUNCTIONS
OS Functions 2
100

A software interface between OS and the firmware. UEFI followed this.

 Basic Input/Output System (BIOS)

100

The protocol to transfer data over the internet

Hypertext Transfer Protocol (HTTP)

100

A command shell is used for Windows-specific administrative tasks.

Powershell (PSH)

200

The application that allows you to interact with on-screen items... ex. icons, images, and applications

Graphical User Interface (GUI)

200

A Linex-made tool used for managing firewalls

Iptables

200

The software interface between the firmware and operating system. Similar to BIOS

Unified Extensible Firmware Interface (UEFI)

300

A component of software that is written to ROM (read-only memory) and is designed to provide functionality between the software and hardware.

Firmware

300

A standard designed to allow users to share information across multiple accounts with a third-party application or website.

Oauth2

300

A tool unique to Chrome OS, a shell environment accessed by pressing CTRl, ALT, T

CROSH

400

Microprocessor architecture is designed to run a set of less complex instructions for better performance.

Reduced Instruction Set Computing (RISC)

400

Another way for people to protect their accounts. Requires a 2nd factor authetication

Second Factor Authetication 

400

Translates data into a type of code using a security key... may only be accessed using that key

Encryption