The values Excel uses to evaluate a function are known as ________

What is the name of the operator that can be used to get string input from the keyboard?

A. insertion B. extraction C. modulus D. ternary

In a FLWOR query structure, the _____ clause iterates through a sequence of values, calculating an expression for each item in the sequence.

A. ?for B. ?let C. ?where D. ?order by