System Analysis and Design
Mistakes made in the requirements analysis stage show up in

System testing
System development
None of these
System implementation
System design

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System Analysis and Design
A couple:

is a data item that moves from one module to another
means that the upper module has the capability of calling the lower module
None of these
is represented by a line joining two modules
None of these

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System Analysis and Design
An audit trial is

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

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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
defines a source or destination of system data
None of these
identifies data flow

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