Image Credit: Xanya69/iStock/GettyImages With the rise of streaming services, ultracompact solid-state storage and even Blu-rays, the DVD doesn’t get as much play as it used to. Even including Blu-ray sales, U.S.-based subscription streaming services raked in $9.55 billion in 2017 while discs made only $4.72 billion, according to Statista. So no one’s going to blame […]
Wireless bridges and repeaters are two networking devices. The wireless version of a repeater is called a “range extender.” A wireless bridge enables non-wireless devices to connect to wireless networks. These two devices have very little in common. Bridging A network bridge connects two segments of a network. In commercial environments, the bridge is used […]
Image Credit: Pixland/Pixland/Getty Images IMAP, or Internet Message Access Protocol, is a specification for Internet mail access. IMAP differs from other mail systems in that messages are manipulated directly on the email server, rather than downloaded to the user’s local machine first. This allows the user to access mail from a variety of locations and […]
Close-up of hands installing a RAM chip into a computer motherboard Image Credit: Piotr Adamowicz/iStock/Getty Images Unless you’re a tech enthusiast, it’s hard to maintain much interest in the differences between computer memory standards. Memory is described with a blizzard of acronyms and performance figures, which convey relatively little to nontechnical users. You might walk […]
Peer-to-peer network where all computers are clients and servers A server is a computer used in a network and which provides a service to a client. Servers usually have more processing power, memory and storage than client computers. The client is the computer that is not acting as the server, at least at that point […]
Image Credit: ipopba/iStock/GettyImages Laptop PCs, regardless of manufacturer, will communicate system information to their users through a few different methods. In addition to any warnings or notifications that may appear on the screen, a sequence of beeps at start-up can offer warnings about potential hardware failures – and the series of LED lights on the […]
Delta uploads make working with cloud software faster. Image Credit: belekekin/iStock/Getty Images During most computer operations, copying, downloading or uploading a file requires duplicating the entire file every time. For example, if you copy a file to a USB drive, then modify one line in the original file and copy it again, your computer will […]
Image Credit: Jupiterimages/Pixland/Getty Images Real time software applications are popular today as they provide faster accomplishment of tasks, operations and activities on the computer. These programs include media, building tools, computing and analysis applications, and system maintenance, to name a few. Objective The term “real-time” refers to the ability to do or perform tasks right […]
An Ethernet network bridge is a device which connects two different local area networks together. Both networks must connect using the same Ethernet protocol. Bridges can also be used to add remote computers to a LAN. Many bridges can connect multiple computers or other compatible devices with or without wires. Types There are two common […]
Communication devices are the machines that assist in transmission of data. The versatility of a computer gets enhanced considerably when it can communicate with other devices and computers. For a two-way communication, a computer must be equipped with a modulator for outgoing data and a demodulator for the incoming data. This modulating device is referred […]
