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Question:
(a) Why is it important to know the architecture rather than to start requirement capture when designing a large scale system?
(b) Who are the different people involved in a large scale project?
(c) Show about component-based development.
Explain natural join? Natural Join - Similar as equi-join except in which the join attributes (having similar names) are not involved in the resulting relation. Only one sets
Whst is logical schema ? Logical schema is the entire database.
What are the various states through which a transaction passes through in its lifetime? Briefly discuss all the events that causes transition from one state to another. Ans:
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
what is 3nf
Explain how the object classes are mapped to tables. Each object class maps to one or more than one tables in the database. The objects in the class may be partitioned horizont
Question : Mr. Smith Harry has a car manufacturing company which has recently integrated management information system. He wishes to obtain more information on ethics and socia
What is schema
Write short notes on relational constraints? Relational Constraints are: 1. NOT NULL 2. Unique 3. Primary key 4. Foreign key 5. Table check
(a) Provide the description of the following ODMG schema in the Object Definition Language (ODL). (b) Based on the above object database, write the following queries i
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