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IP XII

Date of Submission:03-11-09

Name of Teacher: Mrs.Hema.C.N

    1. What do you mean by a Transaction? Explain the ACID properties.
    2. Explain the COMMIT, ROLLBACK and SAVEPOINT commands.
    3. What do you mean by Distributed Databases? Explain its advantages.
    4. Explain fragmentation and replication.
    5. Explain the functions of TCP / IP components.
    6. Compare SQL with PL/SQL.
    7. How will you declare variables and constants in PL/SQL.
    8. Explain the structure of a PL/SQL block.
    9. Name the three types of variables in PL/SQL.
    10. What do you mean by Anchored variable declaration .What is its advantage?
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