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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?
Given the following set of functional dependencies {cf?bg, g?d, cdg?f, b?de, d?c} defined on R(b,c,d,e,f,g) a.Find a non-redundant cover. b.Find a canonical cover.
Question : (a) Data mining is one of the best ways to analyse data and using software method, hidden and unexpected patterns and relationships in sets of data can be extracte
Type of views : Simple views and Difficult Views Feature Simple Views Complex Views Number of tables One
Consider the entity type dependent related to employee entity, which is used to keep track of the dependents of every employee. The attributes of dependents are: name, sex, birth d
need a DBMS system on any data for assignment.
Complete replication: It implies maintaining of a whole copy of the database at every site. Thus, the reliability & availability and performance for query response are maximized.
What is E-R model? This data model is based on real world that having of basic objects called entities and of relationship between these objects. Entities are explained in a da
Explain Composite attribute in SQL ? Composite attribute: A composite attribute has many components, each of that is atomic or composite.
Suppose that in an organisation, an employee may do different roles in dissimilar projects. Say, RAM is doing coding in one project and doing designing in another. Suppose that the
What is association? Give an example of association Association is used for establishing relationships among classes. Association describe links among/between classes. For exa
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