The DVLA System Case Study ( ISD) - Essay Example

Therefore, these companies can immediately get in touch with DVLA for updating their vehicle data base. Individual is generally required to inform the DVLA when they buy or sell a used vehicle. If the registration document is a two part registration document (V5) then DVLA is to be informed as soon as the individual buys a used vehicle, generally by completing the back of the registration document. In case it is the three part (V5), then the person selling the vehicle must complete buyer details in the top (blue) section.

Both the buyer and the seller need to sign the declaration. The seller then sends it to DVLA. If the registration certificate is V5C, then the seller is to complete section 6 new keeper or new name/new address details of the V5C. Both buyer and seller need to sign the declaration in section 8. Then the seller sends it to DVLA. This information will be passed on to the DVLA Distribution department. This department sorts out data depending upon whether the car is old or new. This finalized information is then kept in the ‘car information file’ for further reference and action.

VED department then generates the reports for further action depending upon the cost, size criteria of the cars. Reports are also generated about the mileage of cars and accordingly taxes are determined. VED also keeps track of the sense of discipline during, amongst the drivers. This helps in encouraging sensible drivers and punishing the errant ones’. DVLA sales department is also a source of revenue for the agency. It sells the personalized number plates to desirous one’s. The information search department takes input from the system and helps in keeping track of all types of information.

An entity is something that is supposed to have a distinct, separate existence and identity. In this category, generally we take person, place, thing, event, or concept, about which information is to be stored.