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21. 

If you want to override constructor default values for an object you are instantiating, you must also override
A. all other parameters to that constructor
B. all parameters to the left of that value
C. all parameters to the right of that value
D. no other parameters to that constructor
22. 

An unsigned double type of data
A. can have only positive values
B. does not exist
C. is always less than 1010
D. can have only negative values
E. None of the above
23. 

The extraction operator >> is a(n) _____
A. overloaded function
B. C++ class
C. C++ object
D. static reference variables
24. 

Modules in C++ programs are
A. functions
B. procedures
C. subroutines
D. miniprograms
25. 

The return type for all destructors is
A. the class
B. void
C. the same as the first data in the class
D. None