Browse Definitions By Topic
- AppDev
- Business software
- Computer Science
- Consumer Tech
- Data Center
- IT Management
- Networking
- Security
- Storage and Data Mgmt
AppDev
Definitions about software applications and development including operating system vocabulary, programming terminology, words about Internet applications and terms used in app/dev.
- Agile, Scrum, XP
- Apple
- DevOps
- Internet applications
- Java
- Linux
- Microsoft
- Open source
- Operating systems
- Programming
- Software applications
- Software development
- Web services, SOA
Recently Published Definitions
- Scrum Master
A Scrum Master is a facilitator for an Agile development team.
- distributed computing
Distributed computing is a model in which components of a software system are shared among multiple computers.
Business software
Search or browse for definitions related to the procurement, implementation and management of line of business software applications that are vital to running an enterprise.
- Amazon Web Services (AWS)
- Google - Android
- Microsoft - Windows
- Open Source
- Oracle
- Salesforce
- SAP
- VMware
- Writing for Business
Recently Published Definitions
- Amazon Transcribe Medical
Amazon Transcribe Medical is an automatic speech recognition (ASR) service that converts physician dictated notes, consultations between physicians ...
- Google Pay (Android Pay)
Google Pay is the search company’s electronic wallet and payment service offering.
Computer Science
Definitions about computer science including computing fundamentals vocabulary, protocol and standards terminology, words about microprocessors and terms used in electronics.
- Algorithms
- Artificial intelligence - machine learning
- Computing fundamentals
- Electronics
- Fast references
- IT standards and organizations
- Learning guides
- Mathematics
- Microprocessors
- Nanotechnology
- Podcasts
- Protocols
- Quick Start Glossaries
- Quizzes
- Robotics
- Video Production
Recently Published Definitions
- CompTIA ITF+ practice test questions and answers
CompTIA's IT Fundamentals+ certification demonstrates general knowledge of computer components, operating systems and networks. This quiz will help ...
- quantum theory
Quantum theory is the theoretical basis of modern physics that explains the nature and behavior of matter and energy on the atomic and subatomic ...
Consumer Tech
Definitions about consumer technology including Internet acronyms, tech lingo, multimedia definitions, words about personal computing and peripherals as well as terms used in wireless and mobile computing.
- Desktops and laptops
- End user hardware
- Internet acronyms and lingo
- Internet technologies
- Multimedia and graphics
- Personal computing
- Printers
- Wireless and mobile
Recently Published Definitions
- network slicing
Network slicing overlays multiple virtual networks on top of a shared network.
- mobile hotspot
A mobile hotspot is an ad hoc wireless access point that is created by a dedicated hardware device or a smartphone feature that shares the phone's ...
Data Center
Definitions used in data center management, including hardware, virtualization and cloud computing.
- Cloud computing
- Converged infrastructure
- Data center management
- Disaster recovery
- Hardware
- IT Operations mgmt & monitoring
- Storage hardware
- Virtualization
Recently Published Definitions
- site reliability engineer
Site reliability engineer is a job title for a specialist who works with software developers to ensure that an organization's computing systems are ...
- real-time monitoring
Real-time (data) monitoring is the delivery of continuously updated information streaming at zero or low latency.
IT Management
Search or browse for definitions about information technology (IT) management. Many of our definitions are hosted on technology-specific websites to help you quickly learn about each definition's business and tech context.
- Business software
- Career paths and IT certifications
- Compliance, risk and governance
- Customer experience management
- Enterprise resource planning (ERP)
- Government IT
- Healthcare IT
- Human resource management
- IT service management & procurement
- Network management
- Project management
- Security management
- SEO
- Software asset management
- Storage management
Recently Published Definitions
- paging
Paging is a function of memory management where a computer will store and retrieve data from a device’s secondary storage to the primary storage.
- Zoom fatigue
Zoom fatigue, also known as virtual meeting fatigue, is the feeling of exhaustion that often occurs after attending a series of virtual video ...
Networking
Definitions about networking including routing and switching vocabulary, telecom terminology and words about email, messaging and mobile.
- Circuit switched services equipment and providers
- Data transmission
- Email and messaging
- High-speed networks
- Internet of Things
- Local area networks (LAN, campus LAN)
- Network hardware
- Network software
- Networking and communications
- Routing and switching
- Smart grid
- Telecom
- Voice over IP (VoIP)
- Wireless LANs
- Wireless technologies
Recently Published Definitions
- IPv4 address class
An IPv4 address class is a categorical division of internet protocol addresses in IPv4-based routing.
- RFC 1918
Request for Comment 1918 (RFC 1918), “Address Allocation for Private Internets,” is the Internet Engineering Task Force (IETF) memorandum on methods ...
Security
This cyber security glossary explains the meaning of terms about different types of computer security threats as well as words about application security, access control, network intrusion detection, security awareness training and computer forensics.
- Anti-virus, antimalware
- Application security
- Authentication, access control
- Malware
- Network security
- Threat management
Recently Published Definitions
- dropper
A dropper is a small helper program that facilitates the delivery and installation of malware. Sometimes droppers are bundled with free utility ...
- Presidential Policy Directive 21 (PPD-21)
Presidential Policy Directive 21 (PPD-21) is an infrastructure protection and resilience directive in the United States that aims to strengthen and ...
Storage and Data Mgmt
Definitions about storage and data management including backup/recovery vocabulary, business intelligence terminology, storage area networks and database management.
- Business intelligence - business analytics
- Customer data management
- Data and data management
- Data backup - disaster recovery
- Data deduplication
- Database management
- Enterprise content management
- Network-attached storage (NAS)
- Solid state (flash) storage
- Storage-area network (SAN)
Recently Published Definitions
- ROWE
A Results-Only Work Environment (ROWE) is one in which the most important criteria for evaluating employee performance is the completion of ...
- inductive reasoning
Inductive reasoning is a logical process in which multiple premises, all believed true or found true most of the time, are combined to obtain a ...
Word of the Day
SearchCompliance
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risk assessment
Risk assessment is the identification of hazards that could negatively impact an organization's ability to conduct business.
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PCI DSS (Payment Card Industry Data Security Standard)
The Payment Card Industry Data Security Standard (PCI DSS) is a widely accepted set of policies and procedures intended to ...
SearchSecurity
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Federal Information Security Management Act (FISMA)
The Federal Information Security Management Act (FISMA) is United States legislation that defines a framework of guidelines and ...
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CISO as a service (vCISO, virtual CISO, fractional CISO)
A CISO as a service (CISOaaS) is the outsourcing of CISO (chief information security officer) and information security leadership...
SearchHealthIT
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protected health information (PHI) or personal health information
Protected health information (PHI), also referred to as personal health information, generally refers to demographic information,...
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HIPAA (Health Insurance Portability and Accountability Act)
HIPAA (Health Insurance Portability and Accountability Act) is United States legislation that provides data privacy and security ...
SearchDisasterRecovery
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call tree
A call tree is a layered hierarchical communication model that is used to notify specific individuals of an event and coordinate ...
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Disaster Recovery as a Service (DRaaS)
Disaster recovery as a service (DRaaS) is the replication and hosting of physical or virtual servers by a third party to provide ...
SearchStorage
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What is a SAN? Ultimate storage area network guide
A storage area network (SAN) is a dedicated high-speed network or subnetwork that interconnects and presents shared pools of ...
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FCoE (Fibre Channel over Ethernet)
FCoE (Fibre Channel over Ethernet) is a storage protocol that enable Fibre Channel (FC) communications to run directly over ...
