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What is object identity?
An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
Do you have experts of the dbms
Explain the differences between structured data and unstructured data. Structured data are facts concerning objects and events. The most significant structured data are numeric
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
Explain Data Dictionary in short?
What are temporary tables? Temporary tables exist solely for a particular session or whose data persists for the duration of the transaction.
What are the several kinds of the update operations on relations? Also explain the constraints on these update operation. Give instance in support of your answer. There are th
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
Describe association design of an object by giving one suitable example of it. The Design of Associations Associations are "glue" of advanced object oriented analysis and
What are the advantages and disadvantages of using a database system. Sol. Advantages of Database System (DBMS) : (1) Data Redundancy and Inconsistency: Since differen
1. Determine the set of minimal functional dependencies for the following data. The local bakery, Happy Cakes, needs your help designing a database that will support a kiosk in
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