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What Does Port Multiplier Mean? A port multiplier is a device which helps in establishing a connection for communication between a single active host and multiple drives. Usually residing on the backplane of an enclosure, it supports all standard serial advanced technology attachment (SATA) drives. Externally and internally, a port multiplier provides convenient and cost-effective storage scalability to computers and servers with serial advanced technology attachment drives. Techopedia Explains Port Multiplier Inside the enclosure of the port multiplier, one controller, a connection to the controller and connections for drives are present....

What Does Recovery Point Objective (RPO) Mean? A recovery point objective (RPO) is the maximum acceptable amount of data loss measured in time. It is the age of the files or data in backup storage required to resume normal operations if a computer system or network failure occurs. Techopedia Explains Recovery Point Objective (RPO) RPO is measured in time and then dictates disaster recovery procedures. For example, if the RPO is set to 30 minutes, then a backup of the system is required to be done every 30 mintues....

What Does Inline Frame (IFrame) Mean? An Inline Frame (IFRAME/IFrame) element allows one HTML document to be embedded within another HTML document. IFrames may be used in a variety of ways to enhance the user website experience, including displaying advertising content and comparing multiple documents. Techopedia Explains Inline Frame (IFrame) An IFrame element may contain another HTML document or even an entire website within the same browser window. In addition to having an independent scrollbar, the IFrame can serve as a link target, be printed and contains viewable source code....

What Does Automatic Number Identification (ANI) Mean? Automatic number identification (ANI) is a feature that allows a telephone to show the number of the calling party. How this information is provided is determined by the service provider. This allows users to screen their calls. ANI is also used by emergency call center dispatchers. ANI was created by AT&T for the purposes of internal long-distance billing. It is separate from caller ID, which is a newer service that serves a similar function, but uses different underlying technologies....

What Does Cyberwarfare Mean? Cyberwarfare is any virtual conflict initiated as a politically motivated attack on an enemy’s computer and information systems. Waged via the Internet, these attacks disable financial and organizational systems by stealing or altering classified data to undermine networks, websites and services. Techopedia Explains Cyberwarfare Cyberwarfare involves the following attack methods:

What Does Exterior Gateway Protocol (EGP) Mean? Exterior Gateway Protocol (EGP) is an obsolete routing protocol that was used for data exchange between neighboring gateway hosts in autonomous systems. EGP was frequently used by research institutes, universities, government agencies and private organizations, but was replaced by Border Gateway Protocol (BGP). Techopedia Explains Exterior Gateway Protocol (EGP) Prior to the introduction of BGP, Internet hosts used EGP for data table routing exchanges....

What Does Fiber Bragg Grating (FBG) Mean? Fiber Bragg Grating (FBG) is a simple and low-cost filter built into the core of a wavelength-specific fiber cable. FBGs are used as inline optical filters to block certain wavelengths, or as wavelength-specific reflectors. Implemented in the 1990s, FBGs improve optical signal quality and are key to fiber optic construction. FBGs also may be used to stabilize laser output. Techopedia Explains Fiber Bragg Grating (FBG) A FBG is created by using an intense ultraviolet (UV) source to write a systematic (periodic or aperiodic) refractive index variations into an optical fiber core....

What Does Frequency Modulation (FM) Mean? Frequency modulation (FM) is a technique used to encode data on an alternating digital or analog signal. The method includes varying the frequency of the carrier wave on which useful information is imposed or impressed upon. The signal on which data is imposed is known as the carrier signal and the resulting signal with variable frequency is called a frequency modulated signal. Techopedia Explains Frequency Modulation (FM) Frequency modulation is widely used for radio transmission due to the fact that the signal-to-noise ratio (SNR) is large in this method of modulation and hence radio frequency interference is minimized....

What Does Key Escrow Mean? Key escrow is a cryptographic key exchange process in which a key is held in escrow, or stored, by a third party. A key that is lost or compromised by its original user(s) may be used to decrypt encrypted material, allowing restoration of the original material to its unencrypted state. Techopedia Explains Key Escrow Key escrow systems provide a backup source for cryptographic keys. Escrow systems are somewhat risky because a third party is involved....

What Does Mobile Marketing Association (MMA) Mean? The Mobile Marketing Association (MMA) is an industry group that promotes mobile marketing and related technology on a global level and focuses on establishing mobile as a core marketing industry component. The MMA applies best practices to the management and development of several ongoing mobile marketing industry initiatives. MMA strives for member and industry collaboration to maximize the mobile marketing customer experience. Techopedia Explains Mobile Marketing Association (MMA) In 2003, the New York based Wireless Advertising Association (WAA) and the UK based Wireless Marketing Association (WMA) merged and formed the MMA....

What Does Nonproprietary Software Mean? Nonproprietary software is software that has no patent or copyright conditions associated with it. Nonproprietary software is publicly available software that can be freely installed and used. It also provides complete access to its source code. Nonproprietary software can also be called as open-source software. Techopedia Explains Nonproprietary Software Nonproprietary software is any software that has no legal implications surrounding its use. Typically, nonproprietary software is free to use, although a fee may be appplied for commercial use....

What Does Pixels Per Inch (PPI) Mean? Pixels per inch (PPI) is a measurement used to define the resolution of a computer display. This metric evaluates the picture/image quality that a particular computing or output display device is able to display. Pixels per inch is also known as pixel density. Techopedia Explains Pixels Per Inch (PPI)

What Does Ripping Mean? Ripping involves taking data or information from a physical CD or DVD plastic disc and putting it onto a hard drive or other similar storage media. These processes allow for duplication of data in order to back up CD data or to put audio, video or other content onto some other platform. Techopedia Explains Ripping Many home users utilize software such as Windows Media Player to rip CDs or DVDs onto computer hard drives....

What Does Solid State Mean? Techopedia Explains Solid State Solid state is the opposite of vacuum tube technology, which depended on the continuous and free flow of electron charges with a vacuum. It is also used in contrast to any device with a moving part, such as a hard disk drive (HDD). Solid state technology is primarily used to build devices with a semiconductor able to manage the flow of positive and negative electric charges....

What Does Blaster Worm Mean? Blaster Worm was a virus program that mainly targeted Microsoft platforms in 2003. The worm attacked computers by exploiting a security flaw with Microsoft remote procedure call (RPC) process using Transmission Control Protocol (TCP) port number 135. The virus propagated itself automatically to other machines by transmitting itself through email and other methods. Blaster Worm is also called MSBlast or Lovesan. Techopedia Explains Blaster Worm Blaster Worm is believed to have been created through reverse engineering of the original Microsoft patch by Xfocus....

What Does Telecommunications Industry Association (TIA) Mean? Techopedia Explains Telecommunications Industry Association (TIA) Mobile and Personal Private Radio Standards Point-to-Point Communications Systems Multimedia Access, Protocols and Interfaces Satellite Equipment and Systems User Premises Telecommunications Requirements Telecommunications Cabling Systems Mobile and Personal Communications Systems Standards Terrestrial Mobile Multimedia Multicast Vehicular Telematics Healthcare ICT M2M-Smart Device Communications Smart Utility Networks

What Does Windows, Icons, Menus And Pointing Device (WIMP) Mean? Windows, icons, menus and pointing device (WIMP) denotes a style of computer-human interaction involving the aforementioned elements of the graphical user interface (GUI) which is the most common interaction method being used by desktop computers today. WIMP interaction was developed at Xerox PARC in 1973, and the term coined by Merzouga Wilberts in 1980, with the method popularized by Apple’s Macintosh in 1984....

It’s been 13 years since the release of the first Avatar, and fans have been patiently waiting. Well, all of that waiting is finally going to pay off as we’re here to tell you when Avatar 2: The Way of Water will be coming out, as well as when the Avatar remaster and Disney+ release. When Does Avatar 2: The Way of Water Come Out? You can expect the return of Jake Sully and Neytiri on Dec....

Stray is a game all about reuniting a lost cat with its family. This game takes you all over a cybercity with tons of cool bots. Here, you go through alleys, buildings, and more with your trusty B-12 bot by your side. At the beginning of your journey, you will have to roam around on your own for a bit till you meet B-12. And later on, you will need to find another important companion named Momo....

Fortnite Winterfest 2022 has begun and the battle royale’s festive occasion has given players a ton of new features to discover. Much like last year’s holiday event, this current iteration also features presents that contain a variety of valuable loot. Although these presents are now available in various locations throughout the map, finding them can still be a daunting task due to its small size. Luckily, we’re here to make your job easier by listing down the areas where you’ll be able to acquire them....