System Analysis and Design
Which of the following statements is not true

a checksum digit is used for detecting Errors in data transmission
None of these
pointers are useful in traversing a linked list
at example of a hierarchical data structure is tree
All of these

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System Analysis and Design
A Turnaround document

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

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