Database Management Systems Flashcards, test questions and answers

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What is Database Management Systems?

A database management system (DBMS) is a software package designed to store, manage, and retrieve data from a computerized database. It consists of both hardware and software components that allow users to enter, store, modify, retrieve and analyze data in a structured format. The DBMS is also responsible for managing the integrity of the data, ensuring its accuracy and reliability.The primary purpose of a DBMS is to provide access to data stored in databases. By providing an efficient way to manage large sets of structured information, it allows users to access and manipulate specific pieces of information with ease. It also provides users with powerful tools for querying the database in order to obtain specific pieces of information. A DBMS also helps ensure data security by controlling user access rights and protecting against unauthorized access or modification of the data.DBMSs come in many different types that are tailored for specific applications such as financial transactions or customer relationship management (CRM). Common examples include Microsoft SQL Server, Oracle Database, MySQL and PostgreSQL. Each type has its own advantages and disadvantages depending on your needs; for example some are better suited for large-scale enterprise applications while others may be more suitable for small businesses or personal databases. No matter what type you choose though, it’s important that you consider all your options carefully before making any decisions about which one is right for you as they all have different capabilities which can affect the performance of your application or website significantly if chosen incorrectly.