• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

Data flow diagram

Extracts from this document...


Data flow diagram A customer orders some videos from Eddies store. All customers are given 30 days credit. The customer is looked up on the customer file, and if they are a new customer, then their details will be stored there so then they can return to buy more videos. ...read more.


An invoice is printed and given to the customer along with the video just so they know how long they have it for and what the price is. This is just a bit of evidence so they don't get overcharged or undercharged. Details of the sales are stored in the sales file so he can see what is happening with the sales of each and every one of his various types of videos. ...read more.


Below is a table with all of the processes, inputs and outputs that I have based my data flow diagram on. Project Input Process Output Video shop system Details of video members, details of video and loan returns Query to find overdue videos, most popular videos, monthly loans etc Reminder to members about overdue video(s), reports on most popular videos, monthly loans etc ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our GCSE ICT Systems and Application section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related GCSE ICT Systems and Application essays

  1. a level ict project

    A maximum of 3 days training must be needed for a user to operate the fundamental features of the database Input - Process - Output of the Proposed System System flowchart of current system Design Possible solutions for the new system A potential solution to the problem presented to Victor,

  2. IT system for local video store.

    ask for the customers membership card and find the appropriate customers details inside the black box, a black box signifies a member that has not taken any titles out to rent. For security reasons there is a password on the card so that nobody apart from the customer can actually

  1. Moviezone video rental system.

    Thank you for taking the time to complete it. Please hand it in to receive your free rental voucher (one per customer only). Interview questions Sample documents Problem Description This project will aim to solve the information handling problems of MovieZone Video a video rental service based in Kidsgrove, Stoke-on-Trent.

  2. Video Rental Shop I.T. System

    So when someone returns a video a check of the notes have to be done to see if that video is in fact over due. This is also time consuming. So to make the life of the shop assistants easier I have decided to set up a database system.

  1. An I.T. System for a Video Rental Store

    number of existing customers, number of new customers each year/month) * Any hardware or software constraints. My evaluation will be based firstly on whether it works properly, secondly that it is faster in finding a particular video or client than the existing manual system and thirdly that my Grandfather finds it easy to use.


    Achieved When the user clicks on this button, the enter marks opens immediately: It is clear what data needs to be put in each cell and there are titles at each stage, so the user knows what they are doing.

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work