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Introduction to Database Management System 2 Mark Book Back Question Paper With Answer Key

12th Standard

    Reg.No. :
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Computer Applications

Time : 00:30:00 Hrs
Total Marks : 20

    2 Marks

    10 x 2 = 20
  1. Define Data Model and list the types of data model used.

  2. List few disadvantages of file processing system.

  3. Define Single and Multi valued attributes.

  4. List any two DDL and DML commands with its Syntax.

  5. What are the ACID properties?

  6. Which command is used to make permanent changes done by a transaction?

  7. What is view in SQL?

  8. Write the difference between SQL and MySQL

  9. What is Relationship and List its types.

  10. State few advantages of Relational databases.

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