IT Glossary: Technical Terms Clearly Explained
From API to Zero-Downtime Deployment – find comprehensive explanations of terms from software development, AI, legacy modernization, and IT projects. Each term includes a definition, examples, pros & cons, and FAQ.
203 terms across 23 categories – Page 4 of 7
Clear explanations for decision-makers and project teams – definitions, examples, and FAQs for modern software, AI, and cloud projects.
How to use this IT glossary
The glossary lists 203 terms across 23 categories – from software architecture and cloud computing to AI, cybersecurity, and DevOps.
What each glossary entry includes
- Definition and practical examples
- Pros and cons for project decisions
- FAQs so you can place terms in tenders and delivery
Navigate and go deeper
Use the letter navigation or search on this page to jump to a term. For costs, delivery, and typical project steps, see the linked hubs below.
You are on page 4 of 7. The full alphabetical index starts on page 1 of the glossary.
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For deeper guidance see our services, topic pages, and cost calculators. Back to page 1 of the glossary.
J
- JavaScriptTechnology
- The main language of the web – runs in the browser and on the server (Node.js). Foundation for React, Angular, Vue.js and Next.js.
- JSONBasics
- JavaScript Object Notation – a lightweight format for structured data. The de facto standard for REST APIs and config files.
K
- KanbanMethods
- Agile method to visualize and control work on a board with columns (To Do, In Progress, Done) and WIP limits for continuous flow.
- KotlinTechnology
- Modern language from JetBrains; Google’s preferred language for Android. Interoperable with Java, more concise and safer.
- KubernetesDevOps
- Open-source platform for container orchestration. Automates deployment, scaling and management of containerized applications in clusters.
L
- LAN / WLANInfrastructure
- Local Area Network – a local network connecting devices in an office or building. WLAN is the wireless variant over Wi-Fi.
- LaravelDevelopment
- Laravel is an open-source PHP framework for building modern web applications, known for elegant syntax, rich features and a strong ecosystem.
- Large Language Model (LLM)AI & Data
- A large language model is an AI model trained on vast text corpora that can understand, generate and complete natural language.
- Lead managementFranchise & Business
- Lead management is the end-to-end process of capturing, qualifying, assigning and following up sales leads until they convert or exit the funnel.
- Legacy ModernizationModernization
- Updating legacy systems through refactoring, migration or gradual replacement. Goal: preserve business value while improving maintainability and security.
- Legacy SystemModernization
- Older software still in production that may be technically outdated. Often business-critical but hard to maintain, extend and secure.
- Load BalancingInfrastructure
- Load balancing distributes incoming network traffic across multiple servers to optimize utilization, ensure resilience and minimize response times for users.
- Load TestDevOps
- A load test checks how an application, API, database or infrastructure behaves under expected or increased load. It measures response time, throughput, error rate and scaling behaviour before real users hit problems.
- Low-Code / No-CodeDevelopment
- Development platforms with visual building blocks instead of code. Enable fast prototypes and simple applications without developer expertise.
M
- Machine LearningTechnology
- Subfield of artificial intelligence where algorithms learn from data and recognise patterns without being explicitly programmed.
- MagentoTechnology
- Magento (Adobe Commerce) is a powerful open-source e-commerce platform for building and running professional online shops with extensive customization options.
- Make AutomationAutomation
- Make automation refers to the visual automation of workflows between apps, APIs, data sources and business processes using the Make platform. It suits quickly implementable integrations without classic custom development.
- Managed ServicesServices
- Managed services are the outsourcing of IT operations to an external provider who proactively monitors, maintains and optimizes systems.
- Message QueueArchitecture
- A message queue is an asynchronous communication mechanism where messages are stored in a queue until the consumer can process them.
- MicroservicesArchitecture
- Architecture pattern where an application consists of many small, independently deployed services that communicate via APIs.
- Microsoft CopilotAI
- Microsoft Copilot is an AI assistant within the Microsoft ecosystem that supports users with text, research, summarisation, analysis and workflows. Its value depends heavily on data quality, permissions, training and governance.
- MiddlewareArchitecture
- Middleware is software that acts as a mediation layer between applications, systems or services and enables their communication and data exchange.
- MongoDBTechnology
- MongoDB is a document-oriented NoSQL database that stores data in flexible JSON-like documents (BSON) and is well suited for agile development and large data volumes.
- Monitoring / LoggingDevOps
- Monitoring observes the availability and performance of IT systems in real time; logging is the structured recording of events and errors.
- MonolithArchitecture
- Software architecture where all functionality is in a single, cohesive codebase and one shared deployment artefact.
- Multi-TenancyArchitecture
- Multi-tenancy is an architecture principle where a single software instance serves multiple customers (tenants) while keeping their data strictly separated.
- MVPMethods
- The first working version of a product with only core features, to validate a business idea quickly in the market.
- MySQLTechnology
- MySQL is a relational open-source database management system (RDBMS) that uses SQL for data management and is the world's most widely used open-source database.
N
- n8nAutomation
- n8n is a workflow automation platform that connects applications, APIs, data sources and processes. It is especially flexible, allows self-hosting and suits orchestrating existing APIs and data flows.
- Native AppDevelopment
- App developed specifically for one operating system (iOS or Android) in its native language, with full access to all device features.
IT Glossary – Over 100 Terms Clearly Explained
From API to Zero-Downtime Deployment – find comprehensive explanations of terms from software development, AI, legacy modernization, and IT projects. Each term includes a definition, examples, pros & cons, and FAQ.
203 terms in 23 categories – Page 4 of 7
Services & Topic Pages
Many glossary terms link to our service pages and topic pages. There you will find concrete applications, costs, and processes.
You are on page 4 of our IT glossary with a total of 203 terms from software development, cloud computing, AI, and digitalization. Each term is explained with a precise definition, practical examples, pros and cons, and FAQs. The full list of all terms is on page 1 of the glossary.
The glossary is sorted alphabetically and divided into categories. Use the letter navigation above to jump to the desired initial letter on this page. For deeper dives and concrete applications we recommend our services and topic pages.
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