CS 1401, Quiz #5

Date: Tuesday, February 20, 2007
Name: ____________________________________________________________
Class section (9:00 am or 10:30 am): _______________________________

1. For each of the following topics, write "yes" or "no" depending on whether this topic is covered in Chapter 5, the chapter that you were supposed to read before the class:

while loops

2-dimensional arrays

for loops

user-defined methods

2. Draw truth tables for "and" and "or" and use these truth tables to find the truth value of the statement ((3 > 2) || (2 > 3)) && (2 + 2 == 4).

3. Write down a statement that, given three real numbers a, b, and x, assigns, to a Boolean variable in:

the value true if x is within the closed interval [a, b] (i.e., if a <= x <= b) and
value false otherwise.