Quiz 3 - Computational Thinking

T/F: In Python, = means equals, whereas == means assignment

False

T/F: The not operator has a lower precedence than the and and or operators

False

T/F: The or operator returns True if an only if both of its operands are true, and returns False otherwise

False

T/F: The comparison operators are applied after addition but before assignment

True

T/F: The if-else statement is the most common type of selection statement

True

T/F: When the step argument is a negative number, the range function generates a sequence of numbers from the first argument down to the second argument plus 1

True

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?

break

What is a count controlled loop?

loop that counts through a range of numbers to control when the loop ends

In evaluating a loop, you find the following statement: "value += 1". What happens to the value variable upon each iteration of the loop?

variable is increased by 1 each iteration through the loop

Given the following statement: "%4d" % var1, which of the following is accurate?

variable var1 must be an integer