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Big Data refers to extremely large and complex datasets that cannot be easily processed using traditional methods. It is characterized by volume, velocity, and variety. Big data uses technologies like distributed systems and tools such as Apache Hadoop and Apache Spark to store and analyze data, hel...

Blockchain is a decentralized digital ledger that records transactions securely across multiple computers. Data is stored in blocks linked together, making it transparent and hard to alter. It powers cryptocurrencies like Bitcoin and enables secure applications such as smart contracts, improving tru...

Programming is the process of writing instructions that a computer can follow to perform tasks. It uses languages like Python, Java, or C++ to create software, apps, and systems. Programming involves problem-solving, logic, and designing algorithms to achieve specific goals, enabling computers to au...

A Node.js engineer is a software developer who specializes in building server-side applications using Node.js, a runtime environment that allows JavaScript to run outside the browser. Node.js is widely used for creating fast, scalable, and real-time web applications, making Node.js engineers highly ...

A DevOps engineer is a technology professional who combines software development and IT operations to improve the speed, quality, and reliability of software delivery. The term “DevOps” comes from “development” and “operations,” and it represents both a role and a culture focused on collaboration, a...

A UI developer (User Interface developer) is a software professional who focuses on building the visual and interactive parts of a website or application the elements that users see and interact with directly. While UI/UX designers create the look and feel of a product, UI developers bring those des...

A User Interface (UI) is the point of interaction between a user and a system, application, website, or device. It consists of the visual elements, controls, and layouts that allow users to communicate with software and hardware. Whether using a smartphone, website, smartwatch, ATM, or smart televis...

Penetration Testing (Pentesting) is a cybersecurity practice where experts simulate attacks on systems, networks, or applications to find vulnerabilities. It helps identify security weaknesses before hackers exploit them. Pentesting uses tools, ethical hacking techniques, and follows standards like ...

Server-Side Request Forgery (SSRF) is a web security vulnerability that allows an attacker to trick a server into making requests to unintended internal or external resources. Instead of communicating directly with a target system, the attacker abuses a vulnerable application to send requests on the...