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Data Base Management System
1. Draw the Architecture of MySQL and explain about its subsystems briefly.
2. Elaborate with the help of an example the concept of Primary key and foreign key in Relational Database management system.
3. Explain View? With an example, use the format of view statement to create view.
4. What types of anomalies are found in relational database? Explain briefly.
5. Explain the three phases that a query passes through during the DBMS processing of that query? Explain briefly.
6. Write down the advantages of Advantages of Object Oriented Database Management.
Determine the term- Active values An active value is that has dependent values. Every dependent value registers itself with active value that contains a set of dependent values
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:
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For every multivalued attribute 'A', we make a new relation R that contains an attribute corresponding to plus the primary key attribute k of the relation that shows the entity typ
Explain the Fundamental concepts of object-orientation Software developers, data base administrators (DBAs) need to be familiar with fundamental concepts of object-orientation.
What is the function of a Domain? A domain defines the technical settings of a table field. A domain describes a value range, which sets the permissible data values for the
explain in detail about crash recovery
What is called block-level striping? Block level striping stripes blocks across many disks. It treats the array of disks as a large disk, and provides blocks logical numbers
Different stages of DDLC ?
Define the concept of aggregation. Give two examples where this concept is useful. Ans: Aggregation transforms a relationship among the objects into a higher-level object. A
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