What Does Alternate Text (Alt Text) Mean? Alternate text (Alt text) is a text description that can be added to an image’s HTML tag on a Web page. It is used when the image in the Web page cannot be displayed, in which case the Alt text is shown instead. It is also displayed when a user mouses over the image. Alt text is one of the important attributes required by the image tag....
What Does Entity Data Model (EDM) Mean? Entity data model (EDM) refers to a set of concepts that describe data structure, regardless of its stored form. This model uses three key concepts to describe data structure: entity type, association type and property. EDM supports a set of primitive data types that define properties in a conceptual model. Techopedia Explains Entity Data Model (EDM) The fundamental building block used to describe the structure of data within the entity data model (EDM) is the entity type....
What Does Binary Runtime Environment for Wireless (BREW) Mean? Binary Runtime Environment for Wireless (BREW) is an application development platform for mobile phones that was originally developed by Qualcomm Corp. BREW is a thin client sitting between the software application and the ASIC (Applications Specific Integrated Circuit) level software, freeing the developers from directly interfacing with lower-level system interfaces.The freely downloadable BREW SDK supports program development in C, C++ or Java (if the handset runs a Java Virtual Machine)....
What Does Cold Boot Mean? Cold boot is the process of starting a computer from shutdown or a powerless state and setting it to normal working condition. A cold boot refers to the general process of starting the hardware components of a computer, laptop or server to the point that its operating system and all startup applications and services are launched. Techopedia Explains Cold Boot A cold boot is usually set in motion by pressing a computer’s power button....
What Does Computer Repair Mean? Computer repair is the process of identifying, troubleshooting and resolving problems and issues in a faulty computer. Computer repair is a broad field encompassing many tools, techniques and procedures used to repair computer hardware, software or network/Internet problems. Techopedia Explains Computer Repair Computer repair is handled by a specialized computer repair technician. Typically, a hardware fault requires the physical review of a computer and testing for abnormalities....
What Does Conseil Europeen Pour La Recherche Nucleaire (CERN) Mean? The Conseil Europeen Pour La Recherche Nucleaire (CERN) is a European organization dedicated to nuclear research. Located near Geneva on the French-Swiss border, the CERN laboratory maintains cutting-edge projects related to particle physics, and pursues various kinds of atomic testing. Techopedia Explains Conseil Europeen Pour La Recherche Nucleaire (CERN) A major part of CERN’s contribution to modern research include the construction of large-scale particle accelerators, which allow for more practical research on applied atomic theory....
What Does Consumer-to-Business (C2B) Mean? Consumer-to-business (C2B) is a business model where an end user or consumer makes a product or service that an organization uses to complete a business process or gain competitive advantage. The C2B methodology completely transposes the traditional business-to-consumer (B2C) model, where a business produces services and products for consumer consumption. Techopedia Explains Consumer-to-Business (C2B) The C2B approach evolved from the growth of popular consumer-generated media and content across different consumer segments, such as websites, blogs, podcasts, videos and social networks....
What Does H.323 Mean? H.323 is an ITU Telecommunication Standardization Sector (ITU-T) recommendation that describes protocols for the provision of audio-visual (A/V) communication sessions on all packet networks. H.323 provides standards for equipment, computers and services for multimedia communication across packet based networks and specifies transmission protocols for real-time video, audio and data details. H.323 is widely used in IP based videoconferencing, Voice over Internet Protocol (VoIP) and Internet telephony. Users can communicate through the Internet and make use of a variety of products that are H....
What Does Impala Mean? Impala is a type of software tool that is known as a query engine. It is licensed by Apache and runs on the open-source Apache Hadoop big data analytics platform. Techopedia Explains Impala The Cloudera company, an IT vendor, promotes Impala as an open-source product that gives users the ability to perform Hadoop queries in real time, using easy commands that are conventional in database queries. Users can utilize the Impala tool to search data stored in Hadoop HDFS or in other structures like HBase....
What Does Machine Binding Mean? Machine binding is a software-binding or licensure-stopping software that works to prevent the software from being used on multiple computers. Mechanisms for machine binding include building serial numbers into hardware that can be accessed and matched to serial numbers within the software to provide an authorization match.Machine binding ties a licensure to a specific machine or user and is used for digital software distribution. It also prohibits changes in the system installed on a particular computer....
What Does Manufacturing Resource Planning (MRP II) Mean? Manufacturing resource planning (MRP II) is a comprehensive type of planning for manufacturing companies. It is a sort of extension to the original material requirements planning (MRP) concept. It emerged in the 1980s to help companies deal with dynamic processes. Both of these, MRP and MRP II, are related to the enterprise resource planning (ERP) system, which is a top-level business information system that helps companies to plan better and work more efficiently....
What Does Mobility Management Mean? Mobility management is a functionality that facilitates mobile device operations in Universal Mobile Telecommunications System (UMTS) or Global System for Mobile Communications (GSM) networks. Mobility management is used to trace physical user and subscriber locations to provide mobile phone services, like calls and Short Message Service (SMS). Techopedia Explains Mobility Management UMTS and GSM are each made up of separate cells (base stations) that cover a specific geographical area....
What Does Private Cloud In A Box Mean? Private cloud in a box is a type of private cloud solution that can be quickly or instantly provisioned, deployed and integrated within an IT environment or organization. It enables the delivery of a complete private cloud solution in a relatively short period of time. Private cloud in a box is also known as private cloud in a can. Techopedia Explains Private Cloud In A Box Private cloud in a box is a complete private cloud solution provided under a single solution and usually by a single provider....
What Does PRojects IN Controlled Environments (PRINCE2) Mean? Techopedia Explains PRojects IN Controlled Environments (PRINCE2) Starting Up (SU) a ProjectDirecting a Project (DP)Initiating a Project (IP)Controlling a Stage (CS)Managing Product Delivery (MP)Managing Stage Boundaries (SB)PlanningClosing a Project (CP)
What Does Schema on Read Mean? Schema on read refers to an innovative data analysis strategy in new data-handling tools like Hadoop and other more involved database technologies. In schema on read, data is applied to a plan or schema as it is pulled out of a stored location, rather than as it goes in. Techopedia Explains Schema on Read Older database technologies had an enforcement strategy of schema on write—in other words, the data had to be applied to a plan or schema when it was going into the database....
What Does Secure Digital High Capacity (SDHC) Mean? Secure Digital High Capacity (SD High Capacity or SDHC) refers to a type of SD flash memory card known as SD 2.0. It includes higher memory storage capacity, ranging from 4 GB to 32 GB. SDHC is not compatible with the SD memory slots designed for older versions. Techopedia Explains Secure Digital High Capacity (SDHC) SD High Capacity cards are a memory card format manufactured by the SD Card Association for cameras, handhelds, phones, tablets, mp3 players and other small devices where large amounts of memory are required for multimedia files and storage....
What Does Service-Oriented Architecture Networking (SOA Networking) Mean? Techopedia Explains Service-Oriented Architecture Networking (SOA Networking) SOA allows computers connected across a network to cooperate. Each computer is able to run a random range of services, and every service is designed in such a way that the service can share information with virtually any service available in the network without the need for human interaction and without changing the root program itself....
What Does Internet of Things (IoT) Mean? The Internet of Things (IoT) is a computing concept that describes the idea of everyday physical objects being connected to the internet and being able to identify themselves to other devices and send and receive data. The term is closely identified with radio frequency identification (RFID) as the method of communication, although it also may include other sensor technologies, wireless technologies or QR codes....
What Does Third Normal Form (3NF) Mean? The third normal form — or 3NF — is part of a set of concepts for database normalization that also includes first normal form (1NF) and second normal form (2NF). Techopedia Explains Third Normal Form (3NF) These three “normal forms” or normalizations tend to confound people who aren’t professional database administrators or mathematicians.
What Does Tool Command Language (Tcl) Mean? Tool command language (Tcl) is a powerful scripting language with programming features. It is available across Unix, Windows and Mac OS platforms. Tcl is used for Web and desktop applications, networking, administration, testing, rapid prototyping, scripted applications and graphical user interfaces (GUI). Techopedia Explains Tool Command Language (Tcl) Introduced in 1988 by John Ousterhout, Tcl is used for common gateway interface (CGI) scripting and serves as the Eggdrop bot scripting language....
