Which concept is used to implement late binding?
A. Virtual functions
B. Operator functions
C. Constant functions
D. Static functions
Answer: Option A
A. Virtual functions
B. Operator functions
C. Constant functions
D. Static functions
Answer: Option A
What does the 'cin' object in C++ represent?
A. File output stream
B. File input stream
C. Standard output stream
D. Standard input stream
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