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6. 

The best-written classes have
A. all functions private
B. all data public
C. no functions
D. None of the above
7. 

Making class members inaccessible to nonmember functions is an example of
A. polymorphism
B. data hiding
C. redundancy
D. recursion
8. 

Providing two or more constructors for the same class _____
A. requires different argument lists
B. requires different constructor names
C. requires different constructor types
D. is illegal
9. 

3 is a _____ constant
A. character literal
B. named literal
C. numeric literal
D. string literal
10. 

_____ variables remain in memory until the statement block ends
A. Area
B. Global
C. Local
D. Reference
E. Value