Database Management Systems Quiz
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Questions and Answers

What is a primary advantage of using a database over traditional file organization?

  • It complicates data access and management.
  • Data is stored in separate files for each application.
  • It increases redundancy across multiple systems.
  • Data is centralized, reducing redundancy. (correct)
  • Which of the following best describes a Database Management System (DBMS)?

  • Software that organizes and manages data systematically. (correct)
  • A manual process of data entry and retrieval.
  • Hardware that physically stores data.
  • A collection of files maintained individually by applications.
  • Which feature is typically included in a DBMS?

  • Management of security and access controls. (correct)
  • Automatic data entry without user input.
  • Exclusively storing data in cloud systems.
  • Manual file sorting capabilities.
  • What does a DBMS primarily allow users to do with databases?

    <p>Create, modify, and query databases.</p> Signup and view all the answers

    What role does a centralized database play in a corporation's information systems?

    <p>It supports multiple applications using a single data source.</p> Signup and view all the answers

    Which feature of a DBMS is primarily responsible for ensuring that multiple users can access the database without conflicts?

    <p>Concurrency Control</p> Signup and view all the answers

    What is the main purpose of the Data Manipulation Language (DML) in a DBMS?

    <p>To perform queries and interact with databases</p> Signup and view all the answers

    Which advantage of a DBMS helps in minimizing redundant data?

    <p>Data Redundancy and Inconsistency Reduction</p> Signup and view all the answers

    What does 'Uncoupling of Data and Programs' in a DBMS imply?

    <p>Programs depend less on specific data structures managed by the DBMS</p> Signup and view all the answers

    Which of the following is NOT a mechanism provided by a DBMS for data management?

    <p>Data Mining</p> Signup and view all the answers

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