System Analysis and Design
Which of the following is not a requirement of structured design?

Each module should be as independent as possible of all other modules, except its parent
It should use many GOTO statements
It should be made up of a hierarchy of modules
The code should be executed in a top-to-bottom fashion within each module
None of these

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System Analysis and Design
An audit trial is

All of these
designed to permit tracing of any input record or process performed on a system, back toits original sources
None of these
post-auditing the system after its implementation
test data used by the system auditor

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System Analysis and Design
A square symbols

represents a process that transforms incoming data flow(s) into outgoing data flows
is a data store-data at rest, or a temporary repository of data
None of these
identifies data flow
defines a source or destination of system data

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