1. A function (or program) whose sole purpose is to test other functions is called a(n) ____________ function (or program).
|E.|| concluding 2. Which of the following is syntactically legal in C++?
3. When you write an interactive program, you should always precede an input statement with a __________ so the user will know what s/he is
4. A __________ activates a function.
5.______can be called several times from several different places in a program.