Mn405 Data And Information Management Assessment Answers
On completion of this assignment students will be able to:
a.Model organisational information requirements using conceptual data modelling techniques.
Convert the conceptual data models into relational data model
B.Implement above database on MS Access. You are required to create the above 4 tables with the given attributes. Name the database as ‘OrientalBank’.
C.Enter at least 10 data records for each table in the database you created in (a) above. Here you have to enter data into all 4 tables.
D.Write 4 examples of report cards that can be generated using the ‘OrientalBank’ database.
E.Write down the shorthand representation (database schema) of the structure of a relational database for the above E-R diagram
F.What is a primary key? What is the primary key for each table in the ‘OrientalBank’ database.
(20 Marks)
A.Creating the four tables.
B.How many accounts have a balance greater than $500.
C.Display the Name, of all accounts with a balance greater than the average balance.
D.Find the ID, Name, Transaction number, date and type of the second account.
E.Find details of customers having their account in the second bank branch.
F.List the numbers and names of all customers.
G.List the complete account table.
H.List the account number and name of all customers that have opened their accounts in the second branch and that have a balance less than $1,000.
I.List the number and name of all customers that have opened their accounts in the second branch or that have a balance less than $1,000.
J.List the number and name of all customers who have opened an account in the “Melbourne city” branch.
K.Find the total of the balances for all accounts.
Answer:
Task 1
A) In the given Entity-Relationship diagram, there are four main entities Customer, Branch, Transaction and Account. The purpose depicted from this ER diagram is: It shows the operations of a banking database application where various customers has their accounts. The customer has been given an id which is the unique identification of the customer. The customer can have their account in various branches of the same bank. Every branch has its own unique code and a name. A distinct account number is provided to every customer that holds their private transactions such as Account Type and Balance. All the transactions made by the bank customers are recorded in the bank database and every single transaction made by any of the customer possesses a unique identification number. The date and type of transaction is recorded and if it is monetary transaction then amount used is also recorded in the database. In brief it depicts that, a customer has an account in some branch of the given bank and performs transaction on his account which all gets recorded in database.
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