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Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
In problems 1 - 4, you are given the columns of a table, and a set of functional dependencies. Determine the normal form of this table. Remember that the normal form is the HIGHE
Project Description: The work is about founding the best skilled person for the job. I will give you the job description. Skills required are Data Entry, Database Administrat
Define identify relationship? Identifying relationship: An identifying relationship means in which the child table cannot be uniquely recognize without the parent. For exampl
What is an ERD?
Before we talk about the relational model in more detail, let us first define some very basic terms used in this model. Tuple Every row in a table shows a record and is cal
What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
Command Line Interfaces: These are interactive interfaces, character-based that let you use the complete power and functionality of the DBMS query language directly. They permit yo
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
why three level architecture had been developed/
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