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Q1) Draw the E-R diagram which models an online bookstore.
a. List the entity sets and their primary keys.
b. Suppose the bookstore adds music cassettes and compact disks to its collection. The same music item may be present in cassette or compact disk format, with differing prices. Extend the E-R diagram to model this addition, ignoring the effect on shopping baskets.
c. Now extend the E-R diagram, using generalization, to model the case where a shopping basket may contain any combination of books, music cassettes, or compact disks.
If you have five critical errors, two main faults, and five minor errors, what is the standard error
Create a 'Weather' object using the no-argument constructor
Sketch a document flowchart to depict each situations: Physical goods are shipped back to the supplier.
Describe purpose of the keyword super in programs
Design document flowchart to depict this situation. Individual invoices from credit sales must be temporarily stored.
A context diagram, also called a Data Flow Diagram (DFD), documents the scope of the new customer support system. It focuses primarily on output from the system.
Analysis, design and development of a small software system.
Develop a DTD for a catalog of cars, where each car has child elements make, model, year, color, engine, number_of_doors, transmission_type, and accessories.
Draw an E/R diagram for the following situation: Doctors prescribe drugs for patients. A given doctor can prescribe many drugs for a certain patient.
Draw a flowchart to accept two number and any one of the follwing characters: +,-,*, and / . based on the character entered, the number should be added.
Draw a flow chart or write the pseudocode for an application that allows a user to enter a credit card balance. Interest rate is 1 percent per month.
What is a test plan? List out the processes that are covered in a test plan. What is the need to identify test deliverables?
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