Exercises

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Exercise 4.4 What is the purpose of the ”def” keyword in Python?

a) It is slang that means ”the following code is really cool”

b) It indicates the start of a function

c) It indicates that the following indented section of code is to be stored for later

d) b and c are both true

e) None of the above

Exercise 4.5 What will the following Python program print out?

def fred():    print "Zap"

def jane():    print "ABC"

jane()fred()jane()

Exercise 4.6 Rewrite your pay computation with time-and-a-half for overtime and create a function called computepay which takes two parameters (hours and rate).

Enter Hours: 45Enter Rate: 10Pay: 475.0

Exercise 4.7 Rewrite the grade program from the previous chapter using a function called computegrade that takes a score as its parameter and returns a grade as a string.

Score

Grade

>0.9

A

>0.8

B

>0.7

C

>0.6

D

<=0.6

F

Program Execution:

Enter score: 0.95A

Enter score: perfectBad score

Enter score: 10.0Bad score

Enter score: 0.75C

Enter score: 0.5F

Run the program repeatedly to test the various different values for input.