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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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Gray Code, also known as reflected binary code, is a binary numeral system where two successive values differ in only one bit. Named after Frank Gray, who patented the concept in 1947, Gray Code is widely used in digital communications and error correction to minimize errors and ensure smoother transitions between values. This coding system …
WebAssembly, often abbreviated as WASM, is a cutting-edge technology designed to enable high-performance applications on the web. It is an open standard that defines a binary format and a corresponding assembly-like text format for executable code in web pages. WebAssembly is designed to work alongside JavaScript, allowing both to work together to create complex applications …
The User Datagram Protocol (UDP) is a fundamental part of the Internet Protocol Suite, crucial for the efficient dispatch of datagrams across network boundaries. Operating at the transport layer, UDP facilitates the exchange of messages (datagrams) between devices on a network without requiring prior communications to set up special transmission channels or data paths. Its …
In the world of digital communication, a datagram plays a crucial role. It’s a unit of data that’s transmitted across a network without prior arrangement or setup between the sending and receiving parties. This method of data transfer is fundamental to the design of the Internet, particularly within the User Datagram Protocol (UDP), which is …
A NAND gate, one of the fundamental building blocks of digital electronics, stands as a testament to the power of logic synthesis and circuit design. Integral to the architecture of digital systems, a NAND gate is essentially a logic gate that outputs a low signal only when all its inputs are high; otherwise, it outputs …
A blacklist is a list or register of entities denied a particular privilege, service, mobility, access, or recognition. In the context of information technology, blacklists are commonly used to restrict, limit, or outright deny access to certain resources, services, or functionalities. They are pivotal in cybersecurity measures, where they prevent access to known malicious websites, …
Electronic components are the building blocks of electronic circuits; they are the individual pieces that, when combined, create the functionality of electronic devices. These components can be classified broadly into two main categories: active components, which can add energy to a circuit (such as transistors and integrated circuits), and passive components, which cannot (such as …
Hexadecimal, often abbreviated as “hex,” is a base-16 numeral system used in mathematics and computing. It utilizes sixteen distinct symbols: 0-9 to represent values zero to nine, and A-F (or a-f) to represent values ten to fifteen. Hexadecimal is particularly useful in computer science because it provides a more human-friendly representation of binary-coded values. Each …
Continuous Data Protection (CDP), also known as real-time data protection, refers to the method of backing up data by automatically saving a copy of every change made to that data, essentially capturing every version of the data that the user saves. This approach allows users or administrators to restore data to any point in time, …
A subnet mask is a 32-bit number that divides an IP address into network and host parts, identifying the network’s address and the devices (hosts) within that network. Subnet masks are fundamental to the operation and management of IP networks, ensuring efficient and secure communication between devices. Understanding Subnet Masks Subnet masks work by masking …
A Universally Unique Identifier (UUID) is a 128-bit number used to uniquely identify information in computer systems. The concept of UUID is vital in software development, databases, and systems integration, where a unique identifier is necessary to distinguish between entities without significant coordination among the distributed systems involved. UUIDs are designed to be globally unique …
An Analog-to-Digital Converter (ADC) is a crucial component in modern electronics, bridging the gap between the analog world of natural phenomena and the digital realm of computing and digital signal processing. ADCs convert continuous physical quantities, such as sound or light intensity, into a digital number that represents the quantity’s intensity at a specific moment …
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