quiz Bus System Analysis

Question 1

1.  

A data flow element in a DFD must be conntected at both ends.  

Answer

True

False

1 points  

Question 2

1.  

Data Flow Diagrams are intended to be used with one very specific programming language.

Answer

True

False

1 points  

Question 3

1.  

Which of these defines the boundaries of a system?

Answer

		Physical Process
		Logical Process
		Data Dictionary
		Context Diagram

1 points  

Question 4

1.  

A very useful information gathering tool which helps the analyst understand processes and create a DFD or part of a DFD is called a(n)

Answer

		programming kit
		digital camera
		use case
		sample case

1 points  

Question 5

1.  

The term 'CRUD' when used in DFD context outlines anything that can be done to:

Answer

		system users
		the software application which will be developed
		processes in a top level diagram
		records in a data store

1 points  

Question 6

1.  

A data flow symbol in a DFD can be connected to a process, a data store, or an external entity.

Answer

True

False

1 points  

Question 7

1.  

An advantage to using DFD's is that the analyst does not have to communicate with users or programmers.

Answer

True

False

1 points  

Question 8

1.  

The following processes are modeled in a DFD:  

1)  Customer picking up item from shelf

2)  Cashier ringing up item on cash register

3)  Customer offering cash or credit card

This diagram is a(n) ___________ DFD

Answer

		Physical
		Logical
		Merchant
		Financial

1 points  

Question 9

1.  

A low level process in a DFD (one that will not be exploded or broken down any further is called a(n)

Answer

		cornerstone
		primitive
		primary
		core

1 points  

Question 10

1.  

A process with a number of '0' is alway associated with a(n)

Answer

		site map
		context diagram
		inactive process
		terminated process