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

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

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System Analysis and Design
Most algorithms begin by _____.

Displaying the output items
Processing the input items by doing some calculations on them
Entering the input items into the computer
Displaying the input items
Entering the output items into the computer

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System Analysis and Design
Data manipulation language (DML)

all of the listed here
determine how data must be structured to produce the user's view
describes how data are structured in the data base
specifies for the DBMS what is required; the techniques used to process data

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