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For your chosen project, you need to identify the current problem that you wish your project to solve. Produce a Problem Statement. The Problem Statement should explain the purpose of the system and why a computerised application would benefit the area you have chosen.
Produce a Feasibility Study that describes how realistic it is going to be to create a program that meets all the identified requirements.
Create a project management document in the form of a Gantt Chart. The Gantt Chart should identify how long you intend to spend on each task, and when you plan to submit each stage for marking.
Create a Data Flow Diagram showing the processes of your system.
Critically explained the benefits and limitations of different database technologies with proper examples
What is the way a particular application views the data from the database that the application uses? Sub schema is the way a particular application views the data from the data
Data independence seems that "the application is independent of the access strategy and storage structure of data". In other words, the ability to change the schema definition in o
Example: //REVOKE ALL ON EMP FROM MCA12; (All permissions will be cancelled) You can also cancel only some of the permissions. Drop: A user-
What is a PROJECT operation? The project operation is a unary operation that returns its argument relation with particular attributes left out. Projection is shown by pie (π).
What is meant by Physical blocks? The input and output operations are completed in block units. The blocks residing on the disk are referred to as physical blocks.
Define the terms i) DDL ii) DML DDL: Data base schema is particular by a set of definitions expressed by a special language known as a data definition language. DML: A data
please give me introduction to full data in D B M S in a short assignment
brief history,definition,current trends and future trends if any of data fragmentation
Explain the shadow paging recovery technique. Ans: Shadow paging is a method used to acquire atomic and durable transactions, and provides the capability to manipulate pages i
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