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Question 1 What is data mining? Write Data Mining applications
Question 2 What is OLAP? Write the benefits of OLAP
Question 3 What is Business Intelligence? Explain the components of BI architecture
Question 4 Explain Statecharts and Activity Diagrams with examples
Question 5 Explain the need for data mining in security systems
Question 6 Explain the five levels of capability maturity models
Explain three main attributes of data.
Describe the storage structure of indexed sequential files and their access method. Ans: Index offers a lookup capability to rapidly reach the vicinity of the desired record.
How does the system cope up with a record crash when recovery is going on after the first crash? Ans: In a system the undo and redo operations are needed to be idempotent to c
What are the various properties of Relational tables? Relational tables have 6 properties: 1. Each row is unique. 2. Column values are of the same kind. 3. Values are
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
Control as a State Machine Engine First let us define the state machine: "the state machine is a machine which is an object but not an application object. It is a part of lang
Which product produces the relation that has attributes of R1 and R2 ? Cartesian product produce the relation which has attributes of R1 and R2
Fundamentals of Database Management 1. Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? 2. With a necess
Define outer union operation of the relational algebra. Compute the outer union for the relations R and S given below. Outer Join - If there are any values in one tabl
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