Short for message passing interface. The goal of MPI is to develop a standard for writing programs that communicate by passing messages to one another. In other words, each program functions as an API that is available to every other program. API, Computer acronyms, Message, Software terms Related information Complete MPI information.
Smart dust refers to very small computers (microcomputers or nanocomputer) that monitor movement, temperature, lighting, and other environmental factors. The goal of the designers of the smart dust machines is to build a device that is smaller than a snowflake. While smart dust devices are still a newly evolving technology, the current goal is to design a unit that is one cubic millimeter in size. These devices need power and the current idea is to provide a solar panel or component that allows these tiny devices to convert heat into power....
While looking through Task Manager for unnecessary processes, you may have noticed a task called TrustedInstaller.exe. It can often show high CPU usage, slowing down your computer at times. You may have also encountered an error message when trying to delete some system files, attributing the ownership of those files to a user called TrustedInstaller. So what is this TrustedInstaller? Is it a malicious program? Should you try to remove it?...
Universal Time is a time scale that is based on the Earth’s rotation. There are several versions of this time scale (i.e., UT1, UT2, UTC), though the one used as the primary time standard for clock regulation today is UTC (Coordinated Universal Time). The time zone of UTC aligns with 0° longitude, as pictured in the map. Its official designation is UTC+0 or UTC±00:00, “UTC plus-or-minus zero.” It is not affected by daylight saving time....
Method of viewing various situations in a formula. For example, in Microsoft Excel, you can perform a what-if evaluation by placing different values into a cell and comparing the results. As seen in the examples below, using a spreadsheet program, a user could manipulate the interest rate and determine what a monthly payment is. Example One Example Two The following Excel formula could be used to figure out this mortgage monthly payment assuming that the values were in the B column....
Introduced globally in July 2021, YouTube Shorts are short-form videos on the YouTube platform that are 15 to 60 seconds long. YouTube Shorts are shown as vertical videos, which makes them ideal for smartphones, but they can also be viewed using any computer or mobile device. Users of TikTok or Facebook Stories should notice a very similar feeling to how YouTube Shorts appear and are browsed. Those unfamiliar with TikTok or Facebook Stories can understand how they’re used by navigating YouTube Shorts....
Use extra jumper Many hardware manufacturers include an extra jumper with new hardware. For example, a hard drive may have a jumper placed with only one pin. If you can locate one of these jumpers, use it to jump two pins. Use other jumpers If you have old hardware that is no longer used, using the jumpers from that hardware is perfectly acceptable. Buy new jumpers If you’re unable to locate other jumpers, many large computer retail stores and online sites also sell packages of jumpers....
We recommend you immediately replace the Power supply. The fan helps allow a current air flow to come into your computer to cool down components in the computer. If not replaced, it can cause additional damage to your computer. It is not recommended you open the power supply and replace the fan in the power supply. Related information See our power supply definition for further information and related links. Power supply help and support....
Data recovery is the retrieval or restoration of digital information that is no longer accessible for some reason. An example would be any file that was mistakenly deleted, lost, or corrupted. The data recovery process varies based on the circumstances under which it was lost. In more serious situations, data recovery may involve recovering the data from a hard drive that was destroyed in a fire, as shown in the picture....
Digital citizenship is the responsible use of technology to engage socially with other people. In short, it is an unwritten code of conduct for teaching people (digital citizens) to behave properly online. A few examples of digital citizenship are: Learning how to use a computer properly. Not harassing or bullying others online. Not using the Internet for malicious intent. Not downloading or posting any copyrighted material illegally using torrents or other methods....
Short for local area network, a LAN has networking equipment or computers in close proximity to each other, capable of communicating, sharing resources and information. For example, most home and business networks are on a LAN. Computer acronyms, HAN, LAN port, Local, MAN, Network, Network terms, Ring topology, WAN If a network is at more than one location or across a wide area it’s considered a WAN. Related information How to set up a home network....
In mathematics and computer science, a local optimum is the best solution to a problem within a small neighborhood of possible solutions. This concept is in contrast to the global optimum, which is the optimal solution when every possible solution is considered. When developing an algorithm to solve a problem, heuristics such as simulated annealing can minimize solutions that are optimal locally, but not globally. Computer Science, Programming terms
Lurking may refer to any of the following: Lurking is a term that describes an individual who reads online messages in a discussion forum or chat room without participating in that conversation. A lurker is also a creature in the Blizzard StarCraft Brood War game. Chat terms, Computer slang, Idle
Sometimes abbreviated as NLP, natural-language processing is a method used in artificial intelligence to process and derive meaning from the human language. AI, Artificial intelligence terms, Computer abbreviations, Fuzzy logic, Natural language, Prompt engineering, Stop words Related information A list of Artificial Intelligence related links on the Internet is available on our AI links page.
Previously known as Pandora Radio, Pandora is an online music service launched on August 25, 2005, from Tim Westergren’s Music Genome Project. It allows anyone to create a radio station based on an artist they enjoy. Once a radio station is created, Pandora picks songs and artists that relate to that artist. Also, it takes into account the ratings you give different tracks while listening to the service. This feature makes Pandora one of the best locations to find new artists and types of music you enjoy....
Short for Point-to-Point Tunnel Protocol, PPTP was a protocol standard sponsored by Microsoft, U.S. Robotics, and others for extending networks through private tunnels over the Internet. PPTP is used to create a VPN so that data transmissions from one node to another are secure. Computer acronyms, Network terms, Protocol Related information Network and network card help and support.
RG-6 is a reference to a variety of coaxial cable, used for sending and receiving sound and video signals. The most common application is for transmitting cable television. Standard RG-6 cables have an 18 AWG center conductor and 75 ohm characteristic impedance. They can have several types of connectors, including F connector, BNC connector, and RCA plugs. There are three types of RG-6 cables: plain or house, flooded, and aerial or messenger....
When referring to a computer expansion card or memory module, seated refers to how the card is placed into a slot. When properly seated, the card is securely connected to the computer and none of the card is out of the slot. When a card is not properly seated, part of the card is out of the slot. If the expansion card or memory module is not properly seated the computer will not detect the card, not boot, or cause other random errors....
In general, a sound refers to a vibration that is picked up by the human ear. As a sound is generated, it is blasted in waves that vibrate in a frequency measured in hertz (Hz). In the picture below is two sound waves, the lower tone (longer wave) on the left and the higher tone (shorter wave) on the right. For example, a very low deep base sound could be 30 Hz and a high or an upper treble sound could be 2....
An SQL injection is an attack that passes commands through a vulnerability in an online application using an SQL database. SQL injections are commonly used by hackers to gain unauthorized access to a system, facilitating insertion and manipulation of data, or viewing secure database information. Secure information includes credit card numbers, passwords, etcetera. SQL injection example A basic example of an SQL injection technique is to send a true statement through the web application’s login....
