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

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

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System Analysis and Design
Acceptance testing is

running the system with line data by the actual user
testing changes made in an existing or a new program
is checking the logic of one or more programs in the candidate systems
making sure that the new programs do in fact process certain transactions according to Specifications

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