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Write short notes on relational model
The relational model uses a collection of tables to show both data and the relationships between those data. The relational model is an example of a record based model.
Describe the development process of Object oriented methods Object oriented methods have roots which are strongly anchored back in the 60s, functional and structured methods we
Problem 1. Write the SQL queries using Data Manipulation Language (DML) statements. Insert values into student table with field names using insert command Display the
Define page. The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
Design a gennalization and specialization hierarchy for an automobile sales company
Define average latency time. The average latency time of the disk is one-half the time for a full rotation of the disk.
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
Define deadlock avoidance. An alternative method for avoiding deadlocks is to needs additional information about how resources are to be requested. Each request requires the s
Why 'AS' clause is used in SQL ? 'As' clause is used for Rename operation. ‘AS' clause is used in SQL for rename operation. (e.g., SELECT ENO AS EMPLOYEE_NO FROM EMP)
The database will enable college administrators the ability to track students initial major. This will help college officials decide how best to prepare students for their goals an
Give some encryption techniques? A) DES B) AES C) Public key encryption
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