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What are the Objectives of Advance object design After this unit, you shall be able to: combine three OOAD models to obtain operations on the classes; develop algo
, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
State as Location within a Program In this traditional approach, location of control inside a program totally defines the program state. Any finite state machine may be implem
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
why data in an RDMS need to be normalised
What is a value? A data value is used for identity. This form of identity is used in relational systems.eg: The primary key value of a tuple recognize the tuple.
What are the two main goals of parallelism? Load -balance multiple small accesses, so that the throughput of such accesses enhances. Parallelize large accesses so that the res
Define NULL value NULL value NULL means something is unknown. It does NOT mean null (the digit 0). Null is as well employed as attribute value for a particular entity in which
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