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February 8, 2005

Database research





grade 9 homework


Grade 9 Homework: Due Week ending 24/02/05

Answer all of the following, you may need
to do some research (try wikipedia, how stuff works, hyperdictionery etc.

For database design, provide written definitions and explain why the following are important:
Data integrity, Validation, Atomicity, Date stamping, Redundancy

As far as you can, define normalisation (what is first normal form, second normal form and third normal form).

Analyse the following
In a doctor's surgery a database is being installed to store appointment details, medical records and stock control in the drug dispensary.

Information from the database can be accessed by

The Doctors
The receptionist - appointment arrangers
The dispensing chemists

The database will contain at least the following information fields:

Patient details

Name

Address

Photo

Phone No.

Social security No.

Medical details

Date of consultation

Complaint or ailment

Action taken

Drugs prescribed

Referral to hospital

 

Allergies

Long-term illnesses

Alcohol intake

Tobacco usage

Follow-up

 

operations

Blood pressure

Resting pulse

Lifestyle information

Addiction

Dispensary details

Drug name

Current stock

Stock remaining

Stock  reminders

 


Which information fields should be accessible to:

    Doctors
    Receptionist/ appointment arranger
    Dispensing Chemist

    Justify your answers with a brief explanation