What is the output of the following statement? cout

Name: What is the output of the following statement? cout << tolower(toupper('Z')) << endl; A) upper case Z B) lower case z C) a lower case z followed by an upper case Z D) a compiler error E) None of these
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Question

What is the output of the following statement? cout << tolower(toupper('Z')) << endl;
A) upper case Z
B) lower case z
C) a lower case z followed by an upper case Z
D) a compiler error
E) None of these

Quizplus · Accepted Answer

The inner function toupper('Z') will convert the character 'Z' to uppercase, and the outer function tolower() will then convert it back to lowercase. Therefore, the output will be 'z'.

What Is the Output of the Following Statement? Cout