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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.
You will be analysing a set of financial data of your choice. It is not necessary to collect any primary data of your own, and publicly available secondary data will be sufficient
For the relations R and S given below: R S A B C 1 4 7 2 5 8 3 6 9
Explain the term High level DML? High level DML A high-level or non-procedural DML permit the user to specify what data is needed without specifying how it is to be acquired.
Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
explain in detail about crash recovery
What is a database graph? The partial ordering implies that the set D may now be viewed as a directed acyclic graph, known as a database graph.
What is an entity relationship model? The entity relationship model is a set of basic objects known as entities and relationship between those objects. An entity is a thing or
Define Query by Example QBE is a query language relies upon domain calculus and has two dimensional syntax. The queries are written in the horizontal and vertical dimensions of
Difference between SQL and SQL*Plus SQL SQL*Plus SQL is a language SQL *Plus is an environment It is bas
a. Define the term "deadlock". There are four conditions that must hold before deadlock is possible. Name them. b. Outline an algorithm that detects whether there is a deadlock.
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