A(n) ______ is a number(s) or character(s) appended to or inserted in a primary key value.

A. validator
B. value-add
C. address
D. check digit

Answer: D

Computer Science & Information Technology

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What will be an ideal response?

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When you declare a global variable with the global keyword, you do not need to assign the variable a(n) ____. 

A. value B. definition C. function D. name

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