Browse Definitions by Topic

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

Computer Science

Definitions about computer science including computing fundamentals vocabulary, protocol and standards terminology, words about microprocessors and terms used in electronics.

• Artificial intelligence - machine learning
• Computing fundamentals
• Electronics
• Fast references
• IT standards and organizations
• Learning guides
• Mathematics

• Microprocessors
• Nanotechnology
• Podcasts
• Protocols
• Quizzes
• Robotics
• Video Production

Consumer Technology

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

Data Center Management

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

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

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

Quick Study Resources

Browse our learning and research resources to get up to speed about an IT topic quickly. Our quick study resources include buyer's guides, topical learning guides, cheat sheets, quizzes and quick look-up fast references.

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

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)