September 2025

What is malicious software? Describe in brief different categories of viruses.

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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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Explain the advantages of LibreOffice over the other Office Suites. Also describe its various components.

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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.

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What is Operating system? Explain various features of a Linux based operating. Also make a comparison of ubuntu and windows.

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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

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Updated Master Post: BLI-223 Assignment Solutions – Organising and Managing Information (All 10 Questions)

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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.

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Describe the Semantic Web Activities of W3C.

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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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What is a KOS? Discuss its characteristics.

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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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Discuss the Principle of context Dependency.

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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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Define the inner forms of a library catalogue.

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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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Describe the qualities of Notation.

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Introduction In library classification, notation refers to the system of symbols (such as numbers, letters, or a combination) used to represent subjects. It is a coded form that helps classify, arrange, and locate books or other materials on the library shelves. A good notation makes the classification system effective and user-friendly. Qualities of Notation For

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Explain the features and advantages of OPACs.

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Introduction OPAC stands for Online Public Access Catalogue. It is a computerized system used by libraries to provide users access to the library’s collection through a computer or internet-connected device. OPAC replaces the traditional card catalogue and provides a modern, user-friendly, and efficient way to search for books, journals, and other library resources. Features of

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