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What are the fundamentals of database management systems and SQL?

Components, Database Management System, Notes / By / June 16, 2023

Fundamentals of Database Management Systems (DBMS) and SQL Database Management Systems (DBMS) and Structured Query Language (SQL) are essential components of modern data storage, retrieval, and management. DBMS provides a framework for creating, organizing, and manipulating databases, while SQL is a standard language used to interact with DBMS and perform various operations. Understanding the fundamentals …

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What is optical fiber? Briefly describe the structure of optical fiber. What are characteristics of optical fiber?

Characteristics, Components, Computer Fundamentals, Computer Networking, Data Communications, Definition / By / September 23, 2022

Optical Fiber Optical fiber is a type of dielectric (insulating) material, such as glass or plastic, capable of transporting light. High-speed data can be transmitted through optical fibers by total internal reflection of light. The biggest feature of optical fiber is that it transmits light signals instead of electrical signals. Currently available optical fibers have …

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Describe the components of the query processor. DBMS

Components, Database Management System, Notes / By / August 29, 2020

Query Processor: As query is very much necessary to find out only the data user need from tons of data of the database, query processor is very important to process these query requests. Query processors come with the following components, DDL Interpreter: It interprets the DDL statements and records the definitions in data dictionary.  DML …

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What is storage manager? Describe the components of storage manager. DBMS

Components, Database Management System, Definition, Notes / By / June 17, 2023

Storage Manager in a Database Management System in DBMS The Storage Manager is a crucial component of a Database Management System (DBMS) that handles the storage, retrieval, and management of data on secondary storage devices. It acts as a bridge between the higher-level components of the DBMS, such as the query processor and transaction manager, …

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