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With an All-Access Pass, you get access to every current and future ITU course. Access over 2,500 hours of on-demand IT Training 24/7. With over 13,000 on-demand training videos and 19,000+ practice questions, you'll have the tools to excel in the critical IT skills needed to elevate your IT Career. Our All-Access pass is available in three affordable plans.
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CompTIA
Train for a globally recognized IT certification with our comprehensive CompTIA courses.
A+ | Network+ | Security+
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Master the art of combating cybersecurity threats and become a cyber hero.
Ethical Hacking (CEH) | CISSP | CISM
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An essential skill set in today's IT environments. Learn cloud computing platforms
Azure Administrator | Google Cloud | AWS Practitioner
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Key to successful projects, learn the skills and methodolgy behind project management.
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Definition: User Acceptance Environment A User Acceptance Environment (often abbreviated as UAT, for User Acceptance Testing environment) is a specialized testing platform where software systems are tested in real-world scenarios that mimic those that users will encounter once the software is released. This environment allows end users, stakeholders, or Quality Assurance (QA) teams to validate …
Definition: Service Mesh A Service Mesh is an infrastructure layer designed to facilitate complex service-to-service communications within microservices architectures. It manages network-based inter-process communication (IPC) primarily in cloud-native environments, offering features such as service discovery, load balancing, encryption, authorization, and observability without requiring changes to the microservices themselves. Expanded Explanation Service meshes are pivotal in …
Definition: Storage Area Network (SAN) A Storage Area Network (SAN) is a high-speed network of storage devices that allows these storage devices to connect with servers and provide a block-level storage that can be accessed by multiple servers. SANs are typically used in enterprise environments to enhance storage capacity, performance, and flexibility by allowing servers …
Definition: Build Server A Build Server is a dedicated server or service used to perform software builds, which include compiling code, running tests, and packaging binary code. The primary purpose of a build server is to automate the build process, providing a consistent and controlled environment for software development, testing, and deployment. Overview of Build …
Definition: Java Decompiler A Java Decompiler is a programming tool that converts compiled Java bytecode back into readable Java source code. Since Java programs are typically compiled into platform-independent bytecode executed by the Java Virtual Machine (JVM), a decompiler helps in retrieving the original source code from these compiled .class files or from .jar archives, …
Definition: Extensible Application Markup Language (XAML) Extensible Application Markup Language (XAML) is a declarative XML-based language used primarily to design and develop user interfaces in Microsoft .NET Framework environments. XAML simplifies creating a UI in applications by separating the UI design from the runtime logic. Overview of XAML XAML was introduced by Microsoft as part …
What Is Extensible Application Markup Language (XAML)? Read More »
Definition: Reactive Programming Reactive Programming is a programming paradigm oriented around data streams and the propagation of change. This means it employs asynchronous data streams (which can include data emitted over time, such as user-generated events, system messages, or sensor outputs) that are fully reactive and update automatically as new data becomes available. Overview of …
Definition: Ethereum Ethereum is a decentralized, open-source blockchain system that features smart contract functionality. It is a platform upon which developers can build and deploy decentralized applications (dApps) and new cryptocurrencies. Overview of Ethereum Ethereum was proposed in 2013 by programmer Vitalik Buterin and development was crowdfunded in 2014, with the network going live on …
Definition: Gnutella Gnutella is a peer-to-peer (P2P) network protocol designed for the decentralized sharing of files over the Internet. Unlike traditional file-sharing services, Gnutella allows users to connect directly with each other without the need for a central server, facilitating the direct exchange of files such as music, videos, and software. Overview of Gnutella Gnutella …
Definition: Peer-to-Peer (P2P) Peer-to-Peer (P2P) is a decentralized communications model in which each party has the same capabilities and either party can initiate a communication session. Unlike traditional client-server models where the client makes a service request and the server fulfills the request, a P2P network allows each node, or “peer,” to function as both …
Definition: OpenID Authentication OpenID Authentication is a decentralized authentication protocol that allows users to be authenticated by certain co-operating sites (known as Relying Parties, or RPs) using a third-party service. This method eliminates the need for web developers to provide their own ad hoc login systems and allows users to log into multiple unrelated websites …
Definition: Data Mesh Data Mesh is an innovative architectural and organizational approach to data management and analytics. It emphasizes decentralized data ownership and architecture, empowering domain-specific teams to act as both data producers and data consumers. This concept shifts away from traditional centralized data lakes or data warehouses, promoting a more scalable and flexible model …
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