System Analysis and Design
A common reason for changing an information system is

new requirements
problems in the existing system
All of these
None of these
new technology

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System Analysis and Design
The outstanding Invoice file should be stared on a Pardon Access Storage Device if

invoice data entry is on-line.
payment recording is done in a batch rode
last record points to the first record
None of these
inquires concerning payable are to be answered on-line

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System Analysis and Design
System prototyping helps the designer in

giving a demo of the software, to the system manager to whom he reports
making the programmers understand how the system will function.
all of the listed here
communicating to the user, quickly, how the system, when developed, will look like and get a feedback.

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System Analysis and Design
A pseudocode is

a machine code
an easy way to communicate the logic of a program, in English¬like statements
a computer generated random number
None of these
a protocol used in data communication

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