A method that provides conceptional freedom for representing processes and flows in a business system is the ____.
A. database
B. entity-relationship diagram
C. data flow diagram
D. flow chart
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Which of these is () a guideline for developing a prototype?()
A. Build the system slowly and carefully.
B. Modify the prototype in successive iterations.
C. Emphasize the user interface.
D. Work in manageable modules.
Which of the following is a reason why a systems analyst would want perform sampling?()
A. thorough collection of data
B. increasing user involvement
C. accuracy is not a project requirement
D. reducing bias
Which is () a quality of a convenience sample?()
A. unrestricted samples
B. non-probability samples
C. the most difficult samples to arrange
D. the most unreliable samples
Which of these interview structures begins with the general and ends with the specific?()
A. circle
B. diamond
C. funnel
D. pyramid
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