System Analysis and Design
A Turnaround document

is output at one point which later comes back as an input
is circulated among all the staff of an organization.
All of these
is circulated among all the heads of departments of an organization.
None of these

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System Analysis and Design
The advantage of Purchase Option is (are)

No financing is requird. The risk of system obsolescence is shifted to the lessor
the flexibility of modifying the system at will
Insurances, maintenance, and other expenses are included in the rental charge
None of these
All of these

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System Analysis and Design
An open rectangle

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

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