What Is a Hard Disk Drive?

Theoperating system, software titles, and most otherfilesare stored on the hard disk drive. While this isn’t a technically correct term to use, it is still prevalent. Regardless of what it’s called, the primary hard drive typically contains theroot folderof the operating system used. The sides of the hard drive have pre-drilled, threaded holes for easy mounting in the 3.5-inch drive bay. Mounting is also possible in a smaller 2.5-inch drive and larger 5....

April 15, 2025 · 3 min · 480 words · Stanley Adams

What Is a Hashtag on X/Twitter?

Hashtags can help you find topics that are of interest. One is a broad topic, and the other is a phrase that’s specific. So,#Dogsand#BorderColliePuppyTrainingare the hashtag versions of these phrases. Hashtag Image © Jeffrey Coolidge / Getty Images. A hashtag automatically becomes a clickable link when you tweet it. X Hashtag Best Practices It’s great to use hashtags. Still, it can be easy to make mistakes if you’re new to the trend....

April 15, 2025 · 1 min · 166 words · Lisa Phillips

What Is a JAVA File?

What Is a JAVA File? If the source code file contains multiple classes, each one is compiled into its own CLASS file. It’s the CLASS file that’s then turned into an executable app with theJARfile extension. Instead, open one of those programs first, and then use itsFileorImportmenu to browse for the file. This file is stored in thebinfolder of theC:\Program Files\jdk(version)\directory. The easiest way to use the command is to set this location as a PATHenvironment variable....

April 15, 2025 · 1 min · 205 words · Ryan Burns

What Is a KEY File?

A similar file format uses the KEY file extension as a way to store general registration information. Another kind of KEY file is a Keynote Presentation file created by the Apple Keynote software. When saved to iCloud, “.KEY-TEF” is used instead. Keyboard Definition files are saved with the .KEY file extension as well. They store information regarding computer keyboards, like shortcut keys or layouts. Unrelated to a KEY file is aregistry keyin theWindows Registry....

April 15, 2025 · 2 min · 242 words · Kenneth Robertson

What Is a Keyboard?

Other languages have different default formats, such as QWERTZ for German and AZERT for French. Wired keyboards connect to themotherboardvia aUSBcable, often theUSB throw in-A connector, but some instead useUSB-C. Older keyboards connect via aPS/2connection. Tarik Kizilkaya/iStock/Getty Both wireless and wired keyboards require a specificdevice driverin order to be used with the computer. Instead, they offer keyboards that appear on the gear’s screen. However, most do have USB receptacles or wireless technologies which allow external keyboards to be attached....

April 15, 2025 · 2 min · 415 words · Kevin Sanchez

What Is a Lightning Connector?

And does your Apple rig need one? What Is a Lightning Connector? The cable itself is small with a thin Lightning adapter on one side and astandard USB-A adapteron the other. Flickr / randychiu What Can the Lightning Connector Do? The cable is primarily used to charge the rig. The USB port on an older computer may not supply enough power to charge an iPhone or iPad. The Lightning connector does more than just transmit power....

April 15, 2025 · 1 min · 122 words · Mrs. Carol Fritz MD

What Is a Lock Screen?

Android, iOS, PC, and Mac all have lock screens. What Are Lock Screens Used For? But a rig doesn’t need a password for a lock screen to be helpful. Lock screens can also provide us with quick information without the need to unlock our devices. And let’s not forget PCs and Macs. The Windows lock screen generally requires a password to unlock. The password is attached to an account and is set when you set up the computer....

April 15, 2025 · 2 min · 352 words · Amanda Walsh

What Is a Meme?

A meme is typically a photo or video, although sometimes it can be a block of text. When a meme resonates with many people, it’s spread via social platforms, texting, and email. The more a meme is spread, the greater the cultural influence it has. Other memes are specific to a specific event or idea. In his book, he likened a meme’s spread to that of a virus. The word meme came from the Greek word mimeme, which means imitated thing....

April 15, 2025 · 2 min · 231 words · Peter Davis

What Is a MIDI File?

What Is a MIDI File? This makes MIDI files perfect for sharing musical information between similar applications and for transferring over low-bandwidthinternet connections. You canread more about this format at the MIDI Association. To play one online, tryOnline Sequencer. Android users can open MID files withFun Fun MIDI Playeror MIDI Voyager Karaoke Player. Other tools work just as well, some of which are in thisBest Free Audio Converter Software Programslist....

April 15, 2025 · 1 min · 176 words · Richard Adams

What Is a Mobile Device?

Yagi Studio / Digital Vision / Getty Images Characteristics of Mobile Devices Mobile devices have similar characteristics. Among them are: Smartphones Are Everywhere Smartphones have taken our society by storm. If you don’t have one, you may want one. Yagi Studio / Digital Vision / Getty Images Examples include the iPhone andAndroidphones, including theGoogle Pixel line. Tablets Tablets are portable, like laptops, but they provide a different experience. Instead of running traditional laptop and desktop computer applications, they run apps designed specifically for tablets....

April 15, 2025 · 2 min · 298 words · David Maddox

What Is a Modem in Computer Networking?

What Is a Modem in Computer Networking? History of Modems The first devices called modems converted digital data for transmission over analog telephone lines. An external dial-up modem plugs into a computer at one end and a telephone line on the other end. Lifewire In the past, some computer makers integrated internal dial-up modems into the computer. Modern dial-up internet modems transmit data at a maximum rate of 56,000 bits per second....

April 15, 2025 · 1 min · 169 words · Amanda Taylor

What Is a Monitor?

Monitors are similar to TVs, but usually display information at a much higherresolution. Also, unlike televisions, monitors typically sit atop a desk rather than being mounted on a wall. Even though the monitor sits outside the main computer housing, it’s an essential part of the system. It’s important to differentiate between the monitor and the actual computer, especially on a desktop system. Monitors are built-in as part of the computer in laptops,tablets,netbooks, and all-in-one desktop machines....

April 15, 2025 · 2 min · 277 words · Vanessa Franklin

What Is a Network-Enabled Blu-ray Disc Player?

Wi-Fi access may be either built-in or require an optionalUSB Wi-Fi Adapter. In both wired and wireless connection setups, the Blu-ray disc player connects to an internet router. Different internet-enabled Blu-ray disc players offer access to different groups of streaming services. iStock, Getty Images Plus, AndreyPopov, 842272124 This information also applies to most Ultra HD Blu-ray players. First, unplug the player, plug it back in after 10 seconds, thenreboot your router and modem....

April 15, 2025 · 1 min · 136 words · Sara Edwards