(TCO A) A program whose job is to create, process, and admin…

(TCO A) A program whose job is to create, process, and administer databases is called a _____. (Points : 5)       database modeling system database management system data business model system relational model manager data business management service dynamic locks. explicit locks. implicit locks. optimistic locks. pessimistic locks.


A program whose job is to create, process, and administer databases is called a database management system (DBMS). A DBMS is a software application that allows users to manage and control the creation, modification, and retrieval of data in a database.

DBMSs are essential tools in modern information systems as they provide a structured way to store and organize large amounts of data efficiently. They enable users to query and manipulate the data using a standardized language called Structured Query Language (SQL), which allows for powerful and flexible operations on data.

There are several essential features and components of a DBMS that make it an effective tool for managing databases. One of the main features is data modeling, which involves creating a logical and physical representation of the data. The DBMS uses this model to organize and structure the data in a way that is efficient for storage and retrieval.

Another important feature of a DBMS is data manipulation, which includes tasks such as inserting, updating, and deleting records in the database. The DBMS provides mechanisms to ensure data integrity and consistency during these operations, such as enforcing unique constraints and referential integrity.

Additionally, a DBMS provides data administration capabilities, allowing users to define and manage access controls and permissions for different users or groups. It also supports backup and recovery mechanisms to protect data from loss or corruption.

In terms of database administration, a DBMS offers tools for monitoring and tuning the performance of the database system. It provides optimization techniques to improve query execution time and minimize resource usage, such as query optimization and indexing.

There are several types of DBMSs available today, including relational DBMSs, object-oriented DBMSs, and NoSQL DBMSs. Relational DBMSs, like Oracle and MySQL, are based on the relational model and use tables to store and organize data. Object-oriented DBMSs, such as MongoDB, are designed to handle complex data structures and support object-oriented programming paradigms. NoSQL DBMSs, such as Cassandra and MongoDB, are used for handling massive amounts of unstructured or semi-structured data.

In conclusion, a database management system (DBMS) is a program that is responsible for creating, processing, and administering databases. It provides essential features such as data modeling, data manipulation, data administration, and database performance optimization. There are different types of DBMSs available, each designed to handle specific data management requirements.

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