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यह पुस्तक “An Introduction to Political Theory” — O. P. Gauba (9th Edition, Thoroughly Revised) है। यह राजनीतिक सिद्धांत की मूल अवधारणाओं, विचारधाराओं और प्रमुख सिद्धांतों को सरल व व्यवस्थित रूप में समझाने वाली पुस्तक है, जो BA/MA Political Science और प्रतियोगी परीक्षाओं के लिए उपयोगी मानी जाती है। -
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Key Topics Covered
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Core Architecture: Covers the Three-level ANSI-SPARC architecture and the importance of physical and logical data independence.
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Data Modeling: Detailed explanation of the Entity-Relationship (ER) Model, Enhanced ER (EER), and Object-Oriented database models.
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Relational Databases: Deep dive into Relational Algebra, Relational Calculus, and SQL (including DDL, DML, and view definition).
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Database Design: Focuses on functional dependencies and Normalization (from 1NF to BCNF) to reduce data redundancy.
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Storage & Indexing: Explores physical storage media, RAID technology, and file organization techniques like B-trees and hashing.
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Transaction Management: Detailed study of concurrency control, database recovery systems, and security protocols.
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This book by T.S. Grewal explains the concepts of Analysis of Financial Statements for CBSE Class XII students in a simple and practical manner. It includes project work and past examination questions to help students understand financial analysis and prepare well for exams. 📘📊
