Database Users and DBMS Approach
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Database Users and DBMS Approach

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Questions and Answers

What is the primary purpose of a database?

  • To store textual or numeric information
  • To enable multiple users and programs to access the database simultaneously
  • To represent some aspect of the real world (correct)
  • To maintain the database system and allow it to evolve over time

    • What is the main role of a database management system (DBMS)?

  • To generate reports from the database
  • To control industrial and manufacturing processes
  • To extract and analyze business information from large databases
  • To enable users to create and maintain a database (correct)

    • Which of the following is NOT a typical characteristic of a database?

  • Logically coherent collection of data
  • Ability to handle multimedia data like images and videos (correct)
  • Built for a specific purpose
  • Inherent meaning in the data

    • What is the purpose of a database catalog or dictionary?

    <p>To store the database definition or descriptive information</p> Signup and view all the answers

    Which of the following is a key advantage of using a DBMS approach?

    <p>Ability to share the database among multiple users and programs</p> Signup and view all the answers

    Which of the following is NOT a typical type of database application?

    <p>Transactional processing systems</p> Signup and view all the answers

    What is the role of an application program in a database system?

    <p>To access the database by sending queries to the DBMS</p> Signup and view all the answers

    Which of the following is a key function of a database management system (DBMS)?

    <p>To provide system and security protection for the database</p> Signup and view all the answers

    What is the purpose of the UNIVERSITY database example mentioned in the text?

    <p>To represent information concerning students, courses, and grades in a university environment</p> Signup and view all the answers

    Which of the following is NOT a typical characteristic of a database record?

    <p>Multimedia data like images and videos</p> Signup and view all the answers

    What is the main purpose of the DBMS software according to the text?

    <p>To implement and maintain a computerized database</p> Signup and view all the answers

    Which of the following is NOT a characteristic of the database approach mentioned in the text?

    <p>Strict control over data redundancy</p> Signup and view all the answers

    Which of the following is NOT a type of end user mentioned?

    <p>Privileged end user</p> Signup and view all the answers

    Which of the following is NOT an advantage of the database approach mentioned in the text?

    <p>Providing a single, centralized data repository</p> Signup and view all the answers

    What are the four main phases of database design mentioned in the text?

    <p>Requirements, conceptual, logical, physical</p> Signup and view all the answers

    What is the purpose of the 'transaction' concept in database applications according to the text?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is NOT a responsibility of the database administrators (DBA) mentioned in the text?

    <p>Identifying the data to be stored in the database</p> Signup and view all the answers

    When is it more desirable to use regular files instead of a DBMS?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of the 'data abstraction' concept mentioned in the text?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is NOT mentioned in the text as a benefit of the database approach?

    <p>Improved security and access control</p> Signup and view all the answers

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