Osmania University (OU) 2006 B.C.A Computer Application -System Analysis and Logical Design - Question Paper

UNIT-III

6. Starting with the situation diagram, draw as many nested DFDs as you consider necessary to represent all the details of the employees hiring system defined in the following:

Interspace company is an software development company with 500 employees. The company keeps records on all employees, their skills, projects assigned and departments worked in. New employees are hired by the personnel manager based on the data in the application form and evaluations collected from other managers who interview the job candidates. Prospective employees may apply at any time. Managers notify personnel manager when a job opens and list the characteristics necessary to be eligible for the job. The personnel manager compares the qualifications of the available pool of applicants with the characteristics of open job, then schedules interviews ranging from the manager incharge of the open position and 3 best candidates from the pool. After receiving evaluations on every interview from the manager, the personnel manager makes the hiring decision based upon the evaluations and the applications of the candidates and the characteristics of the job, and the notify the interviews and the manager about the decision. Applications of rejected applicants are retained for 1 year, after which time the application is purged. When hired, a new employee completes a nondisclosure agreement, which filed with other info about the employee.

OR

7. Sushmita is trying to decide what graduate programs she will apply to. She wants to stay in South India, but if a program is considered 1 of the top 10 in the country, she is willing to move to a different part of the country. Sushmita is interested in MBA, MIT and MIS programs. An MBA program must have atleast 1 well known faculty member and meet her location recruitment's before she will consider applying to it. Use a decision tree and decision table to represent this logic.

UNIT-IV

8. A cat rental company wants to develop an automated system that would handle car reservations, customer billing and car auctions. Usually a customer reserves a car, picks it up and then returns if after certain period of time. When car is returned, the customer receives a bill and pays the specified amount. In addition to renting out cars, every 6 months of so, the auto rental company auctions the cars that have accumulated over 20,000 miles. Draw a use-case diagrams for capturing the requirements of the system to be developed. Extend the diagram to capture corporate billing, where corporate customers are billed in the name of corporation and payments are made sometime later.

OR

9. Draw a class diagram, showing the relevant classes, attributes, operations and relationships for the subsequent situation :

A hospital has a large number of registered physicians. Attributes of physician include physicianId(primary key) and speciality. Patients are admitted to the hospital by physicians. Attributes of patient include patientId(primary key) and patient Name. Any patient who is admitted must have exactly 1 admitted physician. A physician can admit any number of patients. Once admitted, a provided patient must be treated by at lowest 1 physician. A particular physician may treat any number of patients. Whenever a patient is treated by a physician, the hospital wished to record the details of the treatment by including the date,time and the outcomes of the treatment.

UNIT-V

10. explain the benefits, issues and general design process for the use of color when designing system output.

OR

11. define 5 methods of interacting with system.

Earning:   Approval pending.