IT Glossary
Key Terms To Know In The IT Industry
Energy-Efficient Networking
Designing and implementing network devices and protocols that aim to reduce the energy consumption of network infrastructure and systems, contributing to sustainability and cost savings.
You will find this term commonly used in Networking, Sustainability
Engineered Systems
Integrated computing platforms that combine software, hardware, and storage optimized to deliver high performance for specific applications, such as databases and data analytics.
You will find this term commonly used in Hardware, Software Development
Enterprise Application
A large software system platform designed to operate in a corporate environment such as business or government. Enterprise applications are complex, scalable, component-based, distributed and mission critical.
You will find this term commonly used in IT Management, Software Development
Enterprise Application Integration (EAI)
The use of software and computer systems architectural principles to integrate a set of enterprise computer applications. It allows for data flow from one application to another within and outside of an organization.
You will find this term commonly used in Software Development, IT Management
Enterprise Architecture
A conceptual blueprint that defines the structure and operation of an organization with the aim to determine how an organization can most effectively achieve its current and future objectives.
You will find this term commonly used in General IT
Enterprise Architecture (EA)
A conceptual blueprint that defines the structure and operation of an organization. EA aims to determine how an organization can most effectively achieve its current and future objectives through IT strategy and infrastructure.
You will find this term commonly used in IT Management, Strategic Planning
Enterprise Architecture Framework (EAF)
A structured approach that provides an organized method for creating, maintaining, and using an enterprise architecture, which defines how an organization's business processes and IT infrastructure work together.
You will find this term commonly used in IT Management, Strategy
Enterprise Collaboration Platform
A centralized software platform that facilitates communication, collaboration, and content sharing among employees within an organization. These platforms often include tools for messaging, video conferencing, document sharing, and more.
You will find this term commonly used in Business Collaboration, IT Management
Enterprise Content Delivery Network (ECDN)
A private content delivery network designed to optimize the delivery of video and other content within an organization, reducing bandwidth usage and improving user experience.
You will find this term commonly used in Networking, IT Infrastructure
Enterprise Content Management (ECM)
Systems and strategies for managing an organization's documents and other content related to its processes. ECM tools and strategies allow the management of an organization's unstructured information, wherever that information exists.
You will find this term commonly used in Data Management
Enterprise Data Warehouse (EDW)
A centralized repository for all or significant parts of the data that an enterprise's various business systems collect. EDW is designed to facilitate reporting and analysis.
You will find this term commonly used in Data Management, Business Intelligence
Enterprise Mobility
The trend of businesses allowing employees to work remotely and use mobile devices and cloud services to perform business tasks. Enterprise mobility can improve productivity but also introduces security challenges.
You will find this term commonly used in IT Management, Mobile Computing
Enterprise Mobility Management (EMM)
Solutions designed for companies to securely enable employee use of mobile devices and applications, manage mobile computing devices, and integrate mobile into their IT infrastructure.
You will find this term commonly used in IT Management, Security
Enterprise Resource Planning (ERP)
Integrated management software systems designed to automate core business processes, such as finance, HR, manufacturing, and supply chain management. ERPs provide a unified view of business processes and enhance efficiency across an organization.
You will find this term commonly used in Business Management, IT Systems
Enterprise Resource Planning (ERP) Systems
Integrated management of main business processes, often in real-time and mediated by software and technology. ERP systems can drive efficiency and decision-making by centralizing data and processes.
You will find this term commonly used in IT Management, Business Processes
Enterprise Service Bus (ESB)
An Enterprise Service Bus (ESB) is a software architecture model used for designing and implementing communication between mutually interacting software applications in a service-oriented architecture (SOA). It acts as a middleman that handles data translation, message routing, and other integration tasks.
You will find this term commonly used in Software Development
Entity
In the context of databases, an entity is a thing or object of importance about which data can be stored. It represents a set of properties or attributes relevant to the database.
You will find this term commonly used in Data Management
Entity Framework
Entity Framework is an open-source object-relational mapping framework for ADO.NET, part of the .NET framework. It enables developers to work with data in the form of domain-specific objects and properties, without having to concern themselves with the underlying database tables and columns where this data is stored. This facilitates data manipulation and querying in .NET applications.
You will find this term commonly used in Software Development
Entity Framework (EF)
An open-source object-relational mapping (ORM) framework for ADO.NET, part of the .NET framework by Microsoft. It allows developers to work with data using .NET objects, reducing the need for most data access code.
You will find this term commonly used in Software Development
Entity Framework Core
A lightweight, extensible, open-source version of Entity Framework, Microsoft's object-relational mapping (ORM) framework for .NET. It allows developers to work with databases using .NET objects.
You will find this term commonly used in Software Development
Entity Relationship Diagram (ERD)
A graphical representation of entities and their relationships to each other, typically used in computing in regard to the organization of data within databases or information systems.
You will find this term commonly used in Data Management
Entity Relationship Model (ERM)
A conceptual representation of data objects, the relationships between different data objects, and the rules which govern these relationships, commonly used in database design.
You will find this term commonly used in Data Management, Software Development
Entity Resolution
The process of identifying, linking, and merging records that correspond to the same real-world entities across different databases or datasets, despite discrepancies in the information.
You will find this term commonly used in Data Management, Machine Learning
Entity-Attribute-Value Model (EAV)
A data model that is used to describe entities where the number of attributes (properties, parameters) that can be used to describe them is potentially vast, but the number that will actually apply to a given entity is relatively modest.
You will find this term commonly used in Database Design, Data Modeling
Entity-Component-System (ECS)
A software architectural pattern mostly used in game development and simulation systems. It's a method of managing objects and behaviors in a game engine by separating data from logic.
You will find this term commonly used in Software Development, Game Development
Entity-Relationship Model
The Entity-Relationship (ER) Model is a conceptual tool for data modeling. It represents real-world entities and the relationships between them, aiding in the design of databases.
You will find this term commonly used in Data Management
Entropy
In the context of information theory, entropy is a measure of the randomness or disorder within a system. It is used in computing to discuss the unpredictability of data and the efficiency of compression algorithms.
You will find this term commonly used in Data Management, Security
Entropy in Cryptography
A measure of randomness or unpredictability in a data set, used in cryptography to strengthen encryption methods by making them harder to crack. High entropy in cryptographic keys increases their security against brute force attacks.
You will find this term commonly used in Cybersecurity, Cryptography
Environment
In software development, an environment is a setup where software and applications are developed, tested, and deployed. It can include specific hardware, a software stack, configurations, and data.
You will find this term commonly used in Software Development
Environment Variable
A dynamic-named value that can affect the way running processes will behave on a computer. They are part of the environment in which a process runs, often used to pass configuration information to applications.
You will find this term commonly used in Software Development, Operating Systems
Environment Variables
A dynamic-named value that can affect the way running processes will behave on a computer. They are part of the environment in which a process runs.
You will find this term commonly used in Software Development
Environmental Control System
Systems used to monitor and manage the environmental conditions in data centers and other IT facilities, including temperature, humidity, and airflow to ensure optimal performance of IT equipment.
You will find this term commonly used in IT Management, Data Centers
Environmental Monitoring
In IT, environmental monitoring refers to the practice of tracking environmental conditions like temperature, humidity, and airflow in data centers and server rooms. This is crucial for ensuring the optimal performance and reliability of IT equipment.
You will find this term commonly used in General IT, Infrastructure
Environmental Sensing
The use of technology to detect and measure environmental parameters such as temperature, humidity, air quality, and light intensity, often employed in smart buildings, agricultural technology, and environmental monitoring.
You will find this term commonly used in IoT, Environmental Technology
Environmental Variable Management
The practice of managing and configuring the environmental variables in software development environments. These variables can influence the behavior of software applications and development tools.
You will find this term commonly used in Software Development, DevOps
Ephemeral Data
Temporary data that is created, used, and deleted in a short period of time. It often refers to encryption keys, session data, or any data that is meant to exist temporarily for security purposes.
You will find this term commonly used in Security, Data Management
Ephemeral Environment
A temporary deployment environment used for testing or previewing applications in a state close to production, without affecting the actual production environment. They are often automatically created and destroyed.
You will find this term commonly used in DevOps, Cloud Computing
Ephemeral Key
An ephemeral key is a temporary, short-lived cryptographic key used in secure communications. The use of ephemeral keys enhances security as they are discarded after a single use, reducing the risk of key compromise. They are commonly used in protocols like Diffie-Hellman key exchange.
You will find this term commonly used in Security, Cybersecurity
Ephemeral Keys
Temporary encryption keys used in secure communications that are discarded at the end of a session. Using ephemeral keys enhances security, as the keys cannot be reused for decrypting other communications if intercepted.
You will find this term commonly used in Cybersecurity, Cryptography
Ephemeral Messaging
Messaging systems where messages are only available for a short duration before they disappear from the recipient's device and are deleted from the server. It's a feature aimed at enhancing privacy and security in digital communications.
You will find this term commonly used in Digital Communication, Security
Ephemeral Ports
Temporary network ports assigned by a computer's operating system when establishing an Internet connection, used for the short duration of a communication session.
You will find this term commonly used in Networking
EPROM (Erasable Programmable Read-Only Memory)
A type of memory chip that retains its data when its power supply is switched off but can be erased and reprogrammed under certain conditions.
You will find this term commonly used in Hardware, Electronics
EPUB
A free and open e-book standard by the International Digital Publishing Forum (IDPF). Files have the extension .epub and are designed for reflowable content, meaning that the text display can be optimized for the particular display device.
You will find this term commonly used in Digital Media, Software Development
Equalization
In telecommunications, equalization is the process of adjusting the balance between frequency components within an electronic signal. It is used in different forms of communications and audio processing.
You will find this term commonly used in Networking, Audio/Video Technology
Equalization (EQ)
The process of adjusting the balance between frequency components within an electronic signal, commonly used in audio processing to adjust sound on various playback devices.
You will find this term commonly used in Audio/Video Technology, Hardware
ERP (Enterprise Resource Planning)
ERP systems integrate various functions like finance, HR, manufacturing, and supply chain into a single system, streamlining processes and information across the organization. This enhances decision-making and efficiency by providing a cohesive view of business operations.
You will find this term commonly used in General IT, Business Management
Error Budget
A concept in site reliability engineering (SRE) that quantifies the allowable downtime or error rate for a service within a specific period, promoting a balance between innovation and reliability.
You will find this term commonly used in IT Management, Site Reliability Engineering
Error Code
A numerical or alphanumeric code that is used to determine the nature of an error within a system and to suggest a possible solution. Error codes are used by software developers to debug and fix issues.
You will find this term commonly used in Software Development, IT Support
Error Correcting Code Memory (ECC Memory)
A type of computer data storage that can detect and correct the most common kinds of internal data corruption. ECC memory is used in high-end servers where data corruption cannot be tolerated.
You will find this term commonly used in Hardware, Data Management
Error Detection and Correction
Techniques used in telecommunications and computing to detect and correct errors in data transmission and storage. This includes methods like parity checks, checksums, and more sophisticated algorithms.
You will find this term commonly used in Networking, Data Management
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