Browse Definitions by Alphabet

SQL - STO

SQL Server buffer pool - An SQL Server buffer pool, also called an SQL Server buffer cache, is a place in system memory that is used for caching table and index data pages as they are modified or read from disk.
SQL Server Reporting Services (SSRS) - SQL Server Reporting Services (SSRS) is a SQL Server subsystem that enables the creation of graphical, mobile and printed reports using SQL Server and other data sources.
SQL-ledger - SQL-Ledger (SL) is a Web-based open source double-entry accounting system that is used primarily in the retail and manufacturing sectors.
SQL-on-Hadoop - SQL-on-Hadoop is a class of analytical application tools that combine established SQL-style querying with newer Hadoop data framework elements.
SQLJ - SQLJ is a set of programming extensions that allow a programmer using the Java programming language to embed statements that provide SQL (Structured Query Language) database requests.
square meter (meter squared) - The square meter, also called the meter squared, is the Standard International (SI) unit of area.
Squid proxy server - Squid is a Unix-based proxy server that caches Internet content closer to a requestor than its original point of origin.
SRAM (static random access memory) - SRAM (static RAM) is a type of random access memory (RAM) that retains data bits in its memory as long as power is being supplied.
SRI International (SRI) - SRI International (SRI), founded as Stanford Research Institute International, is an independent, non-profit research institute headquartered in Menlo Park, California.
SRTP (Secure Real-Time Transport Protocol or Secure RTP) - SRTP (Secure Real-Time Transport Protocol or Secure RTP) is an extension to RTP (Real-Time Transport Protocol) that incorporates enhanced security features.
SS7 attack - An SS7 attack is a security exploit that takes advantage of a weakness in the design of SS7 (Signaling System 7) to enable data theft, eavesdropping, text interception and location tracking.
SSADM (Structured Systems Analysis and Design Method) - SSADM (Structured Systems Analysis and Design Method) is a widely used computer application development method in the United Kingdom, where its use is often specified as a requirement for government computing projects.
SSAE 16 - The Statement on Standards for Attestation Engagements No.
SSD (solid-state drive) - An SSD, or solid-state drive, is a type of storage device used in computers.
SSD caching - SSD caching, also known as flash caching, is the temporary storage of data on NAND flash memory chips in a solid-state drive so data requests can be met with improved speed.
SSD form factor - An SSD form factor is the size, configuration or physical arrangement of solid state storage media.
SSD purge (solid state drive purge) - SSD purge is the process of returning a flash memory device to its original state at the time of manufacturing and effectively erasing any data that has been written to the device.
SSD RAID (solid-state drive RAID) - SSD RAID (solid-state drive RAID) is a methodology commonly used to protect data by distributing redundant data blocks across multiple SSDs.
SSD TRIM - SSD TRIM is an Advanced Technology Attachment (ATA) command that enables an operating system to inform a NAND flash solid-state drive (SSD) which data blocks it can erase because they are no longer in use.
SSD write cycle - An SSD write cycle is the process of programming data to a NAND flash memory chip in a solid-state storage device.
SSL (secure sockets layer) - Secure sockets layer (SSL) is a networking protocol designed for securing connections between web clients and web servers over an insecure network, such as the internet.
SSL certificate (Secure Sockets Layer certificate) - A Secure Sockets Layer certificate, known commonly as an SSL certificate, is a small data file installed on a Web server that allows for a secure connection between a Web server and a Web browser.
SSL checker (secure socket layer checker) - An SSL checker (Secure Sockets Layer checker) is a tool that helps an organization verify proper installation of an SSL certificate on a Web server to ensure it is valid, trusted and will work properly for its users.
SSL VPN (Secure Sockets Layer virtual private network) - An SSL VPN is a type of virtual private network (VPN) that uses the Secure Sockets Layer (SSL) protocol -- or, more often, its successor, the Transport Layer Security (TLS) protocol -- in standard web browsers to provide secure, remote access VPN capability.
stablecoin - Stablecoin is a fixed-price cryptocurrency whose market value is attached to another stable asset.
stack - TCP/IP is frequently referred to as a "stack.
stack overflow - A stack overflow is an undesirable condition in which a particular computer program tries to use more memory space than the call stack has available.
stack pointer - A stack pointer is a small register that stores the address of the last program request in a stack.
stacked ranking - Stacked ranking is an employee evaluation method that slots a certain percentage of employees into each of several levels of performance.
staging environment - A staging environment, or staging, provides a nearly exact replica of a production environment for software testing.
stakeholder - A stakeholder is a person or group who has an interest -- vested or otherwise -- in an enterprise and whose support is required in order for an enterprise to be successful.
stale data - In computer processing, if a processor changes the value of an operand and then, at a subsequent time, fetches the operand and obtains the old rather than the new value of the operand, then it is said to have seen stale data.
stand-alone solid state storage (SSS) - Stand-alone SSS is solid state storage that is not integrated with spinning hard drive disks as in a hybrid flash array.
stand-up - In agile software development, a stand-up is a daily progress meeting, traditionally held within a development area.
standard - A standard is a generally agreed-upon technology, method or format for a given application.
standard definition television (SDTV) - Standard definition television (SDTV) is a digital television (DTV) format that provides a picture quality similar to digital versatile disk (DVD).
Standard MIDI File (SMF) - The SMF (Standard MIDI File) was developed to allow musicians and audio file developers to transfer their sequenced MIDI data from one software application to another.
standard operating environment (SOE) - Standard operating environments (SOE) simplify desktop deployment and network administration within an organization.
standard operating procedure (SOP) - A standard operating procedure (SOP) is a set of written instructions that describes the step-by-step process that must be taken to properly perform a routine activity.
Standard Performance Evaluation Corporation (SPEC) - The Standard Performance Evaluation Corporation (SPEC), originally known as the System Performance Evaluation Cooperative, is a consortium of leading computer hardware and software manufacturers that was founded in 1988 with the goal of defining, establishing, maintaining and endorsing benchmarks applicable to computer systems.
standard temperature and pressure (STP) - Standard temperature and pressure, abbreviated STP, refers to nominal conditions in the atmosphere at sea level.
standardization - Standardization is the process of developing, promoting and possibly mandating standards-based and compatible technologies within a given industry.
standards organization - A standards organization, sometimes referred to as a standards body, is an organization with authority to endorse official standards for given applications.
standby power - Standby power is electrical power that a device consumes when not in present use, but plugged in to a source of power and ready to be used.
standing-wave ratio (SWR, VWSR, IWSR) - Standing-wave ratio (SWR) is a mathematical expression of the non-uniformity of an electromagnetic field (EM field) on a transmission line such as coaxial cable.
star network - A star network is a local area network (LAN) topology in which all nodes -- personal computers (PCs), workstations or other devices -- are directly connected to a common central computer that is often referred to as a hub.
star schema - A star schema is a database organizational structure optimized for use in a data warehouse or business intelligence that uses a single large fact table to store transactional or measured data, and one or more smaller dimensional tables that store attributes about the data.
Starlink - Starlink is a SpaceX initiative to create a global broadband network from a low-earth orbit (LEO) satellite constellation.
start of authority record - A start of authority (SOA) record is information stored in a domain name system (DNS) zone about that zone and about other DNS records.
startup accelerator - A startup accelerator, sometimes referred to as a seed accelerator, is a business program that supports early-stage, growth-driven companies through education, mentorship and financing.
startup company - A startup company is a newly formed business with particular momentum behind it based on perceived demand for its product or service.
startup culture - Startup culture refers to how people within a new business, or startup, work together.
statcoulomb (statC) - The statcoulomb (abbreviated statC) is the unit of electric charge quantity in the cgs (centimeter/gram/second) system.
State Bank of India (SBI) - State Bank of India (SBI) is the country's largest commercial bank, in terms of assets, deposits, and employees.
state diagram (state machine diagram or statechart diagram) - A state diagram, also known as a state machine diagram or statechart diagram, is an illustration of the states an object can attain as well as the transitions between those states in the Unified Modeling Language (UML).
state machine - In general, a state machine is any device that stores the status of something at a given time and can operate on input to change the status and/or cause an action or output to take place for any given change.
state management - Application state management is the process of maintaining knowledge of an application's inputs across multiple related data flows that form a complete business transaction -- or a session -- to understand the condition of the app at any given moment.
state of charge (SOC) - The state of charge (SOC) is a measurement of the amount of energy available in a battery at a specific point in time.
stateful app - A stateful app is a program that saves client data from the activities of one session for use in the next session.
stateful inspection - Stateful inspection, also known as dynamic packet filtering, is a firewall technology that monitors the state of active connections and uses this information to determine which network packets to allow through the firewall.
stateless - Stateful and stateless are adjectives that describe whether a computer or computer program is designed to note and remember one or more preceding events in a given sequence of interactions with a user, another computer or program, a device, or other outside element.
stateless app - A stateless app is an application program that does not save client data generated in one session for use in the next session with that client.
statement of work (SOW) - A statement of work (SOW), in project management, is a document in which a contracting officer or chief procurement officer (CPO) specifies the objectives and deliverables for a particular project or service contract.
states of digital data - A state of digital data is a way to describe the current functionality of a data file.
statfarad (statF) - The statfarad (abbreviated statF) is the unit of capacitance in the cgs (centimeter/gram/second) or small-unit metric system.
static analysis (static code analysis) - Static analysis, also called static code analysis, is a method of computer program debugging that is done by examining the code without executing the program.
static application security testing (SAST) - Static application security testing (SAST) is a program designed to analyze application (app) source code in order to find security vulnerabilities or weaknesses that may open an app up to a malicious attack.
static hashing - Static hashing is a method of hashing, or shortening a string of characters in computer programming, in which the set of shortened characters remains the same length to improve the ease with which data can be accessed.
static IP address - A static IP address is a 32 bit number that is assigned to a computer to be its address on the internet.
static testing - Static testing is a software testing method that involves the examination of a program, along with any associated documents, but does not require the program to be executed.
statistical analysis - Statistical analysis is the collection and interpretation of data in order to uncover patterns and trends.
statistical mean, median, mode and range - The terms mean, median, mode, and range describe properties of statistical distributions.
statistical noise - Statistical noise is unexplained variability within a data sample.
statistical process control (SPC) - Statistical process control (SPC) is a scientific, data-driven methodology for monitoring, controlling and improving procedures and products.
statutory reporting - Statutory reporting is the mandatory submission of financial and non-financial information to a government agency.
statvolt (statV) - The statvolt (symbolized statV) is the unit of electromotive force (EMF) or potential difference in the cgs (centimeter/gram/second) electrostatic system.
stay interview - A stay interview is an organized meeting between a manager and an existing employee to review the reasons the employee stays with the company and seeking out concerns that might influence the employee to leave.
steady state - Steady state is a condition in which a solid state flash drive has experienced enough program/erase (P/E) cycles that performance times for write operations becomes stable and can be evaluated in a consistent manner.
stealth virus - A stealth virus is a computer virus that uses various mechanisms to avoid detection by antivirus software.
STEAM (science, technology, engineering, arts and mathematics) - STEAM is an educational approach that incorporates the arts into the more-familiar STEM model (science, technology, engineering and mathematics).
steampunk - Steampunk is a design style inspired by Victorian-era industrialism.
steering committee - A steering committee is a group of high-level advisors who have been appointed to provide an organization or project with direction.
Stefan-Boltzmann constant - The Stefan-Boltzmann constant, symbolized by the lowercase Greek letter sigma (), is a physical constant involving black body radiation.
STEM (science, technology, engineering, and mathematics) - STEM is an educational program developed to prepare primary and secondary students for college and graduate study in the fields of science, technology, engineering, and mathematics (STEM).
stemming - Stemming is the process of reducing a word to its word stem that affixes to suffixes and prefixes or to the roots of words known as a lemma.
stepper - A stepper is a machine used to project the image of a circuit in photolithographic semiconductor fabrication.
stepping - Stepping is a number used by Intel to identify what level of design change a microprocessor was built to.
steradian - The steradian (symbolized sr) is the Standard International (SI) unit of solid angular measure.
stereoscopy (stereoscopic imaging) - Stereoscopy, sometimes called stereoscopic imaging, is a technique used to enable a three-dimensional effect, adding an illusion of depth to a flat image.
stickiness - Stickiness is anything about a Web site that encourages a visitor to stay longer.
stingray (IMSI catcher) - A stingray is a mobile surveillance device also known as an IMSI (International Mobile Subscriber Identity) catcher or a cell site simulator.
STIX (Structured Threat Information eXpression) - STIX (Structured Threat Information eXpression) is an XML programming language that allows cybersecurity threat data to be shared.
stochastic optimization - Stochastic optimization is the process of maximizing or minimizing the value of a mathematical or statistical function when one or more of the input parameters is subject to randomness.
STONITH (Shoot The Other Node In The Head) - STONITH (Shoot The Other Node In The Head) is a Linux service for maintaining the integrity of nodes in a high-availability (HA) cluster.
stop word - In computer search engines, a stop word is a commonly used word (such as "the") that a search engine has been programmed to ignore, both when indexing entries for searching and when retrieving them as the result of a search query.
storage (computer storage) - Data storage is the collective methods and technologies that capture and retain digital information on electromagnetic, optical or silicon-based storage media.
storage as a service (STaaS) - Storage as a service can be delivered on premises from infrastructure that is dedicated to a single customer, or it can be delivered from the public cloud as a shared service that's purchased by subscription and is billed according to one or more usage metrics.
storage at the edge - Storage at the edge is the collective methods and technologies that capture and retain digital information at the periphery of the network, as close to the originating source as possible.
storage capacity planning - Storage capacity planning is the practice of assessing current data storage needs and forecasting future storage requirements.
storage class memory (SCM) - Storage class memory (SCM) is a type of physical computer memory that combines dynamic random access memory (DRAM), NAND flash memory and a power source for data persistence.

SOF - SQL

STO - SUP