BSA crescent institute of science and technology

A Database Management System (DBMS) is software that stores, manages, and retrieves data efficiently. It ensures data integrity, security, and easy access. Types of DBMS 1. Hierarchical DBMS – Tree-like structure (e.g., IBM IMS). 2. Network DBMS – Graph structure (e.g., IDMS). 3. Relational DBMS (RDBMS) – Table-based (e.g., MySQL, PostgreSQL). 4. NoSQL DBMS – Handles unstructured data (e.g., MongoDB). Examples of DBMS SQL-based: MySQL, Oracle, SQL Server. ...

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Complete notes for Drugs acting on cardiovascular system

Complete notes for Drugs acting on cardiovascular system

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The document titled "Simple Machines, Varignon's Theorem, and Centre of Gravity" likely discusses topics related to physics and mechanics. Here is a general overview of the content you might find in such a document: 1. Simple Machines: This section would introduce and explain the concept of simple machines, which are basic mechanical devices that enable us to perform work more easily. It may cover fundamental types of simple machines such as levers, pulleys, inclined planes, wedges, screws...