homework 05

Directions: Answer the following questions. Homework answers must
be typed. For multiple choice questions, list the correct letter and write
out the answer. Consult your book for determining if a question is
multiple choice or not.  You should be able to type the information
into the text boxes, and immediately print it from the web page.

1. What is a procedure?

2. Write a procedure (which would be called from another procedure) named subtract which takes two
parameter variables of type single. 

3.What is the default value of a numeric variable?

4.What is the default value of a string variable?