Exam 3: Loops and Selection Statements

A condition expresses a hypothesis about the state of its world at that point in time.

Inside of a loop, after a termination condition has been met, what statement can be used to cause an exit from the loop and execute the remainder of the script?

A while loop can be used for a count-controlled loop.

In Python, = means equals, whereas == means assignment.

Simple Boolean expressions consist of the Boolean values True or False, variables bound to those values, function calls that return Boolean values, or comparisons.

Assuming that the value of x is 4, and the value of y is 6, what is the value of the following expression? (x - y)**2 > y

When using the range function, what effect does the specification of a third argument have?

An off-by-one error is an example of what type of error in programming?

The or operator returns True if and only if both of its operands are true, and returns False otherwise.

In a conditional iteration loop, such as a while loop, what is a sentinel value?

The augmented assignment operations have a higher precedence than the standard assignment operation.

The use of +=, -=, and *= are all examples of what type of operators?

Loop statements allow a computer to make choices.

The if-else statement is the most common type of selection statement.

If A is True, what will the statement "not A" return?

"A"

What is the minimum number of spaces that should be used to create an indented statement?

For the most part, off-by-one errors result when the programmer incorrectly specifies the lower bound of the loop.

In programming, what is a prototype?

What is a count controlled loop?