Providers use each others’ towers in many areas, creating a complex web that offers the widest possible network coverage to subscribers. Frequencies Many network subscribers use mobile networks’ frequencies at the same time. Cell tower sites and mobile devices manipulate the frequencies so that they can use low-power transmitters to supply their services with the least possible interference. 3G, 4G, and 5G Networks Mobile networks have evolved through a series of generations, each representing significant technological improvements over the previous generations....

The term Wireless N refers to Wi-Fi wireless network equipment that runs the 802.11n radio communication protocol. The Benefits of Wireless N Wireless N allows you to transfer data between devices faster. For example, older 802.11g equipment could communicate inside the network at a standard rate of 54 Mbps. Wireless N products support a standard of 150 Mbps, roughly three times faster, with options for even higher rates also available....

URL Protocol Substrings The URL substrings are separated by special characters as follows: The protocol substring defines a network protocol for accessing a resource. These strings are short names followed by the three characters ://. Typical URL protocols include HTTP (http://), FTP (ftp://), and email (mailto://). URL Host Substrings The host substring identifies a destination computer or other network device. Hosts source from standard internet databases such as DNS and can be names or IP addresses....

What Is Buffer? Buffer is a simple web application that allows you to schedule social media posts across a variety of popular social networks. It’s basically a stripped down version of other popular social media management tools like TweetDeck andHootSuite, focusing mainly on post scheduling. Buffer can be integrated with the following social networks to post to them: Facebook (Pages and Groups only — not Profiles) Twitter Instagram (Business accounts only) LinkedIn (Profiles and Pages) Pinterest (available with a Premium Buffer subscription only)...

Design: Simple, Intuitive, Customizable Many of even the best antivirus software are complicated with tons of buttons, features, and optional extras that can be confusing to new users. Not so with Vipre, which has a streamlined front page with a single-window and just three menu items to pick from. Scanning is activated via a single button and the Account tab gives you information like your product key code, the length left in your subscription, and a quick access help menu....

Read as much as you possibly can before applying or making a decision. Websites such as ConceptArt.org and CGTalk have dozens of forums discussing the pros and cons of different university and continuing education programs. Here’s a look at the schools that dominate 3D computer animation in the U.S., Canada, Europe, and online. The school is smack dab in the middle of one of the best places in the world for someone interested in advertising and commercial design....

What Is the Main Function of a Modem? A modem is your entrance to the internet. Because it translates the data for you, it’s a form of interpreter converting the signal from your ISP to a universal one your computer and other devices can understand. That applies whether you use a cable provider such as Comcast, fiber optics from FIOS, satellite such as Direct TV, or a DSL or dial-up phone connection....

For example, if a password field is case sensitive, then you must enter each letter case as you did when the password was created. Any tool that supports text input might support case-sensitive input. Where Is Case Sensitivity Used? Examples of computer-related data that is often, but not always, case sensitive include commands, usernames, file names, programming language tags, variables, and passwords. For example, because Windows passwords are case sensitive, the password HappyApple$ is only valid if it’s entered in that exact way....

A file that’s marked as read-only usually implies that it shouldn’t be altered or that great caution should be taken before making changes to it. Other things besides files can also be read-only, like particularly configured flash drives and other solid state storage devices like SD cards. Certain areas of your computer memory may also be set as read-only. What Types of Files Are Usually Read-Only? Aside from the rare situation where you, or someone else, has manually set a read-only flag on a file, most of these types of files you’ll find are important ones that your operating system needs to start properly or, when changed or removed, might cause your computer to crash....

What is a Network Media Player? Many are not familiar with the term “network media player.” To make matters more confusing, manufacturers may give this device different names like “digital media player,” “digital media adapter,” “media player,” “media extender.” TVs and home theater components with added capabilities to find your media and play it, add more confusion. These home theater devices may simply be called a smart TV, internet-enabled Blu-ray Disc player, or networked audio/video receiver....

The Advantages of PCIe SSDs Over SATA Drives Interfaces on a computer motherboard operate at different speeds. Just like the internal components of a computer communicate faster than something connected over USB, there are different bandwidth limits to internal interfaces. SATA has been the main interface used to connect hard drives to a motherboard for several years. It works well, and with conventional magnetic-platter hard drives, SATA can’t max out its transfer capabilities....

The alternative to a bitmap is a vector image, which instead of dots use embedded instructions to draw lines on paths. A vector may be infinitely resized with no loss in image quality. All About Pixels Each pixel on your screen is, in very simple terms, a “bit” of color information used to display the image on a screen. That screen could be as small as the one on an Apple Watch or as large as a pixel board found in Times Square....

By default, when you execute a command, the input comes from the keyboard and the output is sent to the Command Prompt window. Command inputs and outputs are called command handles. Redirection Operators in Windows and MS-DOS The table below lists all the available redirection operators for commands in Windows and MS-DOS. However, the > and » redirection operators are, by a considerable margin, the most commonly used. The clip command is worth mentioning here as well....

The term SATA generally refers to the types of cables and connections that follow this standard. Serial ATA replaces Parallel ATA as the IDE standard of choice for connecting storage devices inside of a computer. SATA storage devices can transmit data to and from the rest of the computer much, much faster than an otherwise similar PATA device. SATA vs PATA Compared to Parallel ATA, Serial ATA also has the benefit of cheaper cable costs and the ability to hot-swap devices....

What Makes Up a Windows Theme? Windows computers ship with a theme already in place. Many users opt for the default configuration during installation or setup, and thus, the most common elements are applied automatically. If changes are made during the setup process, those changes become part of the saved, edited theme. This saved theme and all of its settings are available in the Settings window. Here are a few options as they apply to both the Windows theme and the Windows 10 theme that are applied during set up:...

Types of Cloud Computing Service providers create cloud computing systems to serve common business or research needs. Examples of cloud computing services include: Virtual IT (information technology): Configure and deploy remote external servers as extensions to a company’s local IT network. Software: Use commercial software applications, or develop and remotely host custom-built applications, Network storage: Network storage archives data across the internet to a provider without needing to know the physical location of storage....

What Do I Need to Send an Email? An email address is required to send or receive an email message. The address is unique to each user. To access and store emails, you need an internet-based application or a dedicated program on your computer. All emails contain the same core elements: A To section to indicate recipients.A Send button.A subject line.Typically, CC, BCC, and Send All are among the additional options....

In addition to software configuration data, this hive also contains lots of valuable information about currently detected hardware and device drivers. In Windows 11, Windows 10, Windows 8, Windows 7, and Windows Vista, information about your computer’s boot configuration is included here, too. How to Get to HKEY_LOCAL_MACHINE Being a registry hive, HKEY_LOCAL_MACHINE is easy to find and open using the Registry Editor tool included in all versions of Windows:...

Using the PlayStation Network You can access the PlayStation Network through: A compatible PlayStation console or device (PS3 or later).Any web. Access to PSN requires setting up an online account. Both free and paid subscriptions exist. Subscribers to PSN provide their preferred email address and pick a unique online identifier. Logging into the network as a subscriber allows a person to join multiplayer games and track their statistics. PSN includes a PlayStation Store that sells online games and videos....

What Causes the Screen Door Effect? Displays like computer monitors, televisions, phones, and VR headsets all use pixels to display images. Each pixel is set to a specific color and brightness such that, when viewed together at an appropriate distance, the viewer perceives an unbroken image. If the viewer moves too close to a pixel-based display, they will eventually be able to make out the individual pixels and the space between the pixels....