C4_Requirements Modelling

____ enable a systems analyst to identify a problem, evaluate the key elements, and develop a useful solution.

• Interpersonal skills

• Artistic skills

• Analytical skills

• Confrontational skills

RAD relies heavily on ____.

• agile methods

• prototyping

• management direction

• communication

____ are especially important to a systems analyst who must work with people at all organizational levels, balance conflicting needs of users, and communicate effectively.

• Confrontational skills

• Interpersonal skills

• Analytical skills

• Artistic skills

The primary advantage of RAD is that ____.

• the decelerated time cycle allows more time to develop quality, consistency, and design standards

• systems are developed more slowly with fewer bugs

• the company’s strategic business needs are emphasized and the mechanics of the system are not stressed

• systems can be developed more quickly with significant cost savings

Using a(n) ____, an analyst can show business functions and break them down into lower-level functions and processes.

• Unified Modeling Language (UML)

• Functional Decomposition Diagrams (FDD)

• Total Cost of Ownership (TCO)

• Rapid Economic Justification (REJ)

A(n) ____ diagram shows the timing of interactions between objects as they occur.

• sequence

• ordering

• orientation

• timing

Which of the following is a general category of system requirements?

• login security

• daily reports

• inputs

• response time

____ is a typical example of a system requirement for the output category.

• The system must support 25 users simultaneously

• The contact management system must generate a daily reminder list for all sales reps

• Manufacturing employees must swipe their ID cards into data collection terminals that record labor costs

• The student records system must allow record access by either the student name or the student number

____ is a typical example of a system requirement for the input category.

• As a final step in year-end processing, the payroll system must update employee salaries, bonuses, and benefits

• Response time must not exceed four seconds

• The system must provide log-on security at the operating system level and at the application level

• Student grades must be entered on machine-scannable forms prepared by the instructor

____ is a typical example of a system requirement for the process category.

• The Web site must report online volume statistics every four hours and hourly during peak periods

• The system must be operated seven days a week, 365 days a year

• The equipment rental system must not execute new rental transactions for customers who have overdue tapes

• All transactions must have audit trails