IT Concepts and Terminology Flashcards

What is a database table?A table is a set of data elements that are organized using a model of vertical columns and horizontal rows in a database.
Give an example of a common image file format."Examples of common image file formats include .jpg, .png, and .gif."
Explain a database record."A record is a row in a database table, which contains data about a specific item, such as a person or product."
Define encryption."Encryption is the process of converting information or data into a code, especially to prevent unauthorized access."
Explain malware."Malware is malicious software designed to harm, exploit, or otherwise compromise a computer system."
What is an application?"An application, or app, is software designed to help the user perform specific tasks, such as word processing, web browsing, or gaming."
Define a Local Area Network (LAN)."A LAN is a network that connects computers within a limited area, such as a home, school, or office building."
What is hardware?"Hardware refers to the physical components of a computer system, such as the CPU, RAM, hard drive, and motherboard."
What is a Wide Area Network (WAN)?A WAN is a telecommunications network that extends over a large geographical area for the primary purpose of computer networking.
What is a query in a database?A query is a request for data or information from a database table or combination of tables.
What is a text file?"A text file is a type of digital file that contains plain text without any special formatting, usually with a .txt extension."
What is TCP/IP?"TCP/IP stands for Transmission Control Protocol/Internet Protocol, which is a set of rules governing the connection of computer systems to the internet."
Explain binary data."Binary data is information represented in a base-2 numeral system, using only two symbols: 0 and 1."
What is a virus?"A virus is a type of malware that attaches itself to a legitimate program or file and can replicate itself, spreading to other programs and files."
Define phishing.Phishing is a cyber attack that uses disguised emails or messages as a weapon to trick the recipient into providing sensitive information.
What is an operating system?"An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs."
What is a database?"A database is an organized collection of data, generally stored and accessed electronically from a computer system."
What is cybersecurity?"Cybersecurity is the practice of protecting systems, networks, and programs from digital attacks."
Define software."Software is a collection of data or computer instructions that tell the computer how to work. It includes applications, operating systems, and utilities."
What is a file format?A file format is the structure or layout of a file that defines the way it is stored and organized.