mba-3-sem-erdms-using-oracle-march-2014

mba-3-sem-erdms-using-oracle-march-2014

Master of Business Administration (MBA) Examination

III Semester

(RDMS Using ORACLE)

Time : 3 Hours]                                                                                               [Max. Marks : 80


1.         What is E-R modeling? What are different symbols used in E-R diagram?

OR

Explain the difference between strong entity and weak entity.

2.         Which of the following plays an important role in representing information about the real world in a data base :

(a)        DDL

(b)        DML

OR

Explain various types of joins with example.

3.         Write short note on : trigger

OR

Explain PL / SQL with example.

4.         Explain the term data mining.

OR

Write short note on : failure.

5.         Write 12 Cod’s rules for DBMS.