Many individuals learn various computer terminologies and acronyms to improve efficiency and enhance their employment opportunities. These terms may also provide clarification for professionals who want to start a new career in the computer science or technology field. Learning computer terminologies can help you understand more about how the device functions, enabling you to use it for complex projects. In this article, we list 14 computer terms to help make data processing easier.
14 computer terms to learn
The following are basic computer terms to help you understand how each part of the device functions:1. Central processing unit (CPU)
The CPU is a processing unit that functions as the engine of a computer. It controls all processes of a computer and communicates with other components. This device interprets the digital instructions of a computer application. You may measure a CPU's speed in gigahertz or GHz. Processors with more GHz often help the computer run faster.2. ModemThe modem is a hardware device that allows computers or routers to receive and send information over a cable or telephone line. When sending a signal, the device modulates by converting digital data to an analog audio signal. Then it transmits the sound over a telephone line and demodulates audio by converting it to digital sound. Some companies may use the modem to send and receive a fax or act as auto-answering machines. With the modem, computers can gain internet connectivity using telephone lines.3. Bit and bytes
Bit is short for binary digit. It's the smallest and most basic unit of data a computer can store. Computers usually store the bit as zeros or ones. A byte is a group of eight bits. It contains enough information to store a single letter or number. Similarly, a kilobyte (KB) is a collection of 1,000 bytes. The following data measurements are similar to a bit:- 1 megabyte is 1000 kilobytes
- 1 gigabyte is 1000 megabytes
- 1 terabyte is 1000 gigabytes
- 1 petabyte is 1000 terabytes
4. Web cookies
A web cookie or browser cookie is a text file that enables a website to store visitors' data. When you return to a page, cookies often enable the website to recognize you. Without them, websites may not remember your settings, logins, preferences, or the content you've already consumed. They're often safe as hackers cannot access your private information, but advertisers can use them to track your computer activity and perform targeted advertisements.5. Random access memory (RAM)
RAM is a term for the computer's temporary data storage. This hardware stores data that individuals frequently access. For example, the RAM enables you to open applications and files easily because the computer can find them in its short-term memory. It's a volatile memory, meaning individuals may lose the content they save on RAM when they close their computer. As the RAM directly connects to the motherboard, it can increase a computer's speed. Having more RAM may make a computer perform better.6. Spam
Spam is an irrelevant digital message that the computer may receive in bulk. In most situations, individuals often receive spam via e-mail, but they may also get it through phone calls, texts, and social media. For example, when there are multiple similar comments on a blog post, you may refer to it as spam. Spam can spread malware and trick a computer user into divulging personal information.7. CAPTCHA
CAPTCHA stands for Completely Automated Public Turing test to tell Computers and Humans Apart. It provides challenges that are easy for humans to complete but difficult for computers. For example, before accessing a website, CAPTCHA may ask you to identify the dog in a collage by clicking specific areas. Many websites use this tool to prevent computer bots from spamming registration systems and creating fake accounts. It's also helpful for preventing false comments on review sites and message boards.8. Cache
Computers usually use a cache to move data between the RAM and CPU. A cache temporarily stores data in an accessible folder separate from a computer's main storage. This reserved storage often collects data to help apps, websites, and programs load faster. After you open a website or an app for the first time, the cache stores the files, images, and other content you access on the computer.For example, if you purchase goods online, it downloads all the images, script files, login information, and the content of your shopping cart. When you clear a browser's cache, the retail site may require your login information to restore the settings. You may pronounce this term as "cash."9. Bandwidth and broadbandThe term bandwidth refers to the maximum rate at which a computer can transfer data through a network within a specific time. Individuals usually calculate bandwidth in megabits per second, and as it increases, it becomes kilobytes. A broadband measures the speed it takes a computer user to download or upload data using an internet connection.10. Port
A port is an interface or connection point between a computer and an internal or external device. External ports may let you connect a mouse, printer, modem, or keyboard to a computer. Internal ports can connect DVD drives or hard drives. A computer port has many functions, and they include:- Parallel ports: They usually connect printers.
- Serial ports: These are common for connecting modems and mice.
- Universal serial bus (USB) ports: Individuals use them to connect many devices, such as printers, USB drives, keyboards, hard disks, and mobile devices.
- Small computer system interface ports: They can connect printers and at least seven devices to a computer.
11. World wide web and internet
The world wide web (www) is an interconnection of public web pages individuals can access through the internet. It's a network of online content, such as videos and pictures, that you can access with a web browser. Many individuals often use the terms world wide web and internet interchangeably, but they differ in meaning. The internet is a connection that allows you to send e-mails and access the world wide web. The world wide web generally consists of these components:- Hypertext markup language (HTML): This is the popular format for publishing web content.
- Uniform resource locator (URL): The URL is the address of a web page.
- Hypertext transfer protocol (HTTP): It's a set of instructions that govern how to transfer files over the web.
12. Malware
Malware is the short form of malicious software. It refers to any software that hackers design to interfere with a computer's normal functions. These programs gain access to steal an individual's personal information, encrypt files, or damage important data. There are many types of malware, and each has specific ways of infiltrating a computer to cause harm. The following are common types of malware:- Worm: This self-replicating program affects a computer by spreading malicious codes to consume bandwidth and delete files.
- Adware: It displays advertisements on an individual's screen to collect personal information.
- Keyloggers: Hackers often develop this software to track the keystrokes on a keyboard and record them on a log.
- Ransomware: This software encrypts a computer's files and blocks access to them until the user pays a ransom.
- Trojan: Hackers use the trojan to gain access to a computer by disguising it as a legitimate application or program.
- Spyware: It generally invades a computer to steal personal information, such as web browsing data, card details, banking information, and account passwords.
- Rootkits: This program usually hides in a computer, enabling a hacker to control it remotely.
14. Firewall
Computers often have a firewall that protects their network by filtering traffic from unrecognized sources. The firewall is a network security device that prevents unauthorized access to an operating system. It acts as a barrier between internal networks and external sources to protect a computer from malicious software. This software only grants access to legitimate IP addresses. An internet protocol (IP) address is a string of numbers that identifies each device connected to the internet or a network.The information on this site is provided as a courtesy and for informational purposes only. Indeed is not a career or legal advisor and does not guarantee job interviews or offers.
