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Question 1 Explain the concept of database recovery management. Explain the different levels of backup used for recovering data
Question 2 What are the different types of partitioning techniques? Describe in detail
Question 3 Discuss the concept of Type Hierarchies and Inheritance with example. Also illustrate multiple inheritances
Question 4 Explain the functions and components of DDBMS
Question 5 Differentiate between RDBMS, OODBMS and ORDBMS
Question 6 What is active database? Explain what are the active rules for oracle?
What are the different kinds of database end users? Discuss the major activities of each? End-Users - End-users are the people whose jobs need access to the database for que
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
Write short notes on tuple relational calculus. The tuple relational calculation is anon procedural query language. It defines the desired information without giving a particul
What is a virtual table that draws its data from the result of an SQL SELECT statement? View is a virtual table that draws its data from the result of an SQL SELECT statement.
Decompose the table with the following description and functional dependencies into a set of equivalent tables normalized to 3NF or BCNF. A long-standing international treaty am
List the Armstrong's axioms for functional dependencies. What do you understand by soundness and completeness of these axioms? Ans: The Armstrong's axioms are: F1:
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
What is Relational calculus? Relational calculus is a Non- Procedural language.
#question. acompani datdbase needs to store information about employees (identified by a social security number,with salary and phone as attributes) and departments (identified by
What types of adjustments are required to increase chances of inheritance. a) Some attributes can be added or ignored in the base class operation b) Some changes can be
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