Hardware
Software & Applications
Networking & Infrastructure
Security Basics
Databases & Programming Basics
100

This component is often called the "brain" of the computer

CPU

100

This type of software manages hardware and provides a platform for other programs to run, ex. Windows and macOS

Operating System

100

This device connects multiple devices within a local network so they can communicate

Switch or Router

100

This social engineering attack tricks people into revealing sensitive info, often through fake emails.

Phishing

100

This term describes an organized collection of structured data.

Database

200

This volatile memory holds data temporarily and is cleared when the power is off.

RAM

200

This umbrella term covers viruses, worms, spyware, and ransomware

Malware

200

This unique number identifies a device on a network.

IP Address

200

This security practice requires two or more proofs of identity before granting access.

Multifactor Authentication (MFA)

200

This language is used to query and manage relational databases.

SQL

300

This storage technology uses flash memory with no moving parts, making it faster and more durable than a traditional hard drive.

SSD (Solid State Drive)

300

This is the general term for a program installed on a computer to perform a specific task, like a browser or a calculator.

Application/App

300

This wireless networking technology is commonly known by a friendlier name than its technical standard, 802.11.

Wi-Fi

300

This type of malware locks or encrypts a victim's files and demands payment to restore access.

Ransomware

300

his basic programming structure repeats a set of instructions multiple times.

Loop

400

This card handles rendering images and video, and is especially important for gaming or graphic design.

GPU

400

This term describes software that's illegally copied, downloaded, or distributed without proper licensing.

Pirated

400

This type of network spans a large geographic area, connecting cities or even countries.

WAN (Wide Area Network)

400

The everyday practice of copying data to a separate location, protecting against loss from failure or attack.

Backup

400

This term describes a step-by-step set of instructions for solving a problem.

Algorithm

500

This component converts AC power from the wall into DC power the internal components can use.

Power Supply (PSU)

500

This term describes software distributed under terms that let anyone view, modify, and share the source code 

Open Source

500

This service translates human-friendly domain names into IP addresses.

DNS

500

This security principle says users should only be given the minimum access needed to do their job.

Principle of least privilege

500

In a database table, this field or combination of fields uniquely identifies each record.

Primary key

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