Question 4-1.
What is a statement?
Question 4-2.
What is a code element that acts on an expression?
Question 4-3.
What does an operator combine?
Question 4-4.
What is the plus (+) sign?
Question 4-5.
What is a binary operator?
Question 4-6.
What is a ternary operator?
Question 4-7.
Do mathematical operators take letters as operands?
Question 4-8.
What type of operand is an Array Index?
Question 4-9.
If you use two ampersands (&&) instead of one (&), will you get an error?
Question 4-10.
What does isset() do?
Question 4-11.
Write a switch statement that adds, subtracts, multiplies, or divides x using the action variable.
Question 4-12.
What does the break keyword do?
Question 4-13.
Write a for loop to count from 10 to 1.
See the Appendix for the answers to these questions.
