Database Concepts Model Question Paper

12th Standard EM

    Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 40
    5 x 1 = 5
  1. Who is called Father of Relational Database from the following?

    (a)

    Chris Date

    (b)

    Hugh Darween

    (c)

    Edgar Frank Codd

    (d)

    Edgar Frank Cadd

  2. Which of the following is an RDBMS?

    (a)

    Dbase

    (b)

    Foxpro

    (c)

    Microsoft Access

    (d)

    SQLite

  3. Who developed ER model?

    (a)

    Chen

    (b)

    EF Codd

    (c)

    Chend

    (d)

    Chand

  4. Which of the following a data contain?

    (a)

    Character

    (b)

    text

    (c)

    Word

    (d)

    Number

    (e)

    All of these

  5. In which of the following data organized in a way that, it can be easily accessed, managed and updated?

    (a)

    Database

    (b)

    DBMS

    (c)

    Structure

    (d)

    Object

  6. 5 x 2 = 10
  7. What is data consistency?

  8. What is the difference between Hierarchical and Network data model?

  9. List the characteristics of DBMS.

  10. List the types of RDBMS software.

  11. What is E F Codd rules?

  12. 5 x 3 = 15
  13. Explain Object Model with example.

  14. Write a note on different types of DBMS users.

  15. Write the advantages of DBMS.

  16. List the components of DBMS

  17. Write a short note on the database model, in which relationship are created by dividing the object into entity.

  18. 2 x 5 = 10
  19. Explain the characteristics of DBMS.

  20. Explain the components of DBMS

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