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Master of
Business Administration - MBA Semester 3
ISM302 – Database
Management Systems
Set – 1
Q1. What are the properties of DBMS?
Answer. The following are the important
properties of database:
A database is a logical collection of data
having some implicit meaning. If the data are not related then it is not
Q2. Describe various notations of ER Model.
Answer. The basic representation of ER Model is given below.
After the requirements collection and analysis phase, we create its conceptual
schema step-by-step by using ER Model
Q3. Describe the construction of hard
disk drive.
Answer. The hard drive is also known as hard disk drive or
fixed disk drive. It is the main and largest storage device on the computer. It
is referred usually in the computer by C: drive. This
Set - 2
Q1. Identify the advantages of client
applications
Answer. In a
centralized database system, all system components such as data, DBMS software
and storage devices reside at a single computer or site, whereas in distributed
database system
Q2. Explain the basics of OOD.
Answer. Object-Oriented Designing (OOD) can be used to explain how a software design may be
represented as a set of interacting objects that manage their own states and
behaviours.
Q3. Explain kinds of joins are: simple
equi-join, self-join, outer join.
Answer. Simple equi-joins
We
must follow the guidelines given below to join two tables together:
Ø
Table names in
the FROM clause are separated by commas.
Ø
Use appropriate
joining condition. This means that the foreign key of Table 1 will be made
equal to the primary
SPRING-2018
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assignments at nominal price.
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