Introduction The Von Neumann Architecture is a computer design model proposed by mathematician John von Neumann in 1945. It forms the foundation of most modern computers. The key concept is that both data and instructions are stored in the same memory space. Main Components of Von Neumann Architecture 1. Central Processing Unit (CPU) Control Unit […]
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Introduction Storage devices are hardware components used to store digital data. They are essential parts of any computer system and help retain data permanently or temporarily. Storage devices can be internal (inside the computer) or external (connected through USB or other ports). Main Types of Storage Devices 1. Primary Storage (Main Memory) RAM (Random Access
Introduction Malicious software, commonly known as malware, refers to any software designed to harm, exploit, or disrupt computers, networks, or data. It is intentionally created to damage systems, steal information, or spy on users without their consent. Malware can spread through emails, infected websites, USB drives, and software downloads. What is Malware? Malware is a
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Introduction LibreOffice is a free and open-source office suite developed by The Document Foundation. It offers a powerful and user-friendly set of tools for word processing, spreadsheets, presentations, databases, and more. It is considered a strong alternative to paid office suites like Microsoft Office and Apple iWork. Advantages of LibreOffice Over Other Office Suites 1.
Introduction An Operating System (OS) is system software that manages computer hardware and software resources and provides services for computer programs. It acts as a bridge between the user and the computer hardware, allowing users to interact with the machine efficiently. Examples include Windows, Linux, macOS, etc. Functions of an Operating System Process Management: Manages
Introduction This updated post includes all 10 answers for the IGNOU assignment BLI-223: Organising and Managing Information for the July 2025 and January 2026 sessions. Every answer is written in simple, student-friendly language and based on the latest syllabus guidelines. Complete List of Questions with Links Explain the rules in AACR-2R cataloguing of non-book materials.
Introduction The Semantic Web is a vision of the internet where data is structured in a way that machines can understand, interpret, and process information more meaningfully. The World Wide Web Consortium (W3C) is the international body responsible for developing open standards to enable the long-term growth of the web. W3C is actively involved in
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Introduction KOS stands for Knowledge Organization System. It refers to a structured method used to organize, manage, and retrieve information effectively. KOS includes tools like classification schemes, thesauri, subject heading lists, taxonomies, and ontologies. These systems play a key role in libraries, databases, and digital platforms for categorizing knowledge. What is a Knowledge Organization System
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Introduction In library classification and knowledge organization, the Principle of Context Dependency is an important concept. It highlights how the meaning and classification of a subject can depend on the context in which it appears. This principle is especially important in faceted classification systems, such as Colon Classification developed by Dr. S. R. Ranganathan. What
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Introduction A library catalogue is a tool used to list and describe all the materials held by a library. It helps users find books and other resources by providing bibliographic details like title, author, subject, and classification number. The inner form of a library catalogue refers to the physical or digital structure used to present
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