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An object-oriented design process
1. Define the context and modes2. Designs the system architecture 3. Identifies the principal system objects 4. Identifies concurrency in the problem 5. Handling boundary conditions 6. Develops design models 7. Specifies object interfaces
Object oriented design is concerned with creating OO model of software systems to implement identified requirement during analysis phase.
Figure: Software life cycle activity
Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the
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Question: (a) With the help of a diagram, explain the TOGAF framework for enterprise architectures. (b) Where would you position enterprise architectures in an enterpri
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the A
Consider a bank that has a collection of sites, each running a database system. Suppose the only way the databases interact is by electronic transfer of money between one another,
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Write a short note on built in function in QBE? Built in function in QBE: QBE involves various built in functions like AVG, MAX,MIN,SUM and CNT. We must prefix these operator
What is Natural Language Interfaces? Natural Language Interfaces - These interfaces accept requests written within English or a few other language and attempt to "understand" t
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