S3 Exam Revision Page3

Front

Python print statement

Back

print("Hello World")

Front

Python input example

Back

x = input('Enter your name:') print('Hello, ' + x)

Front

Basic if statement

Back

a = 33

b = 200

if b > a:

print("b is greater than a")

Front

Using elif in Python

Back

a = 33

b = 33

if b > a:

print("b is greater than a")

elif a == b:

print("a and b are equal")

Front

Using else in Python

Back

a = 200

b = 33

if b > a:

print("b is greater than a")

elif a == b:

print("a and b are equal")

else:

print("a is greater than b")

Front

Nested if statement

Back

x = 41 if x > 10:

print("Above ten,") if x > 20:

print("and also above 20!")

else:

print("but not above 20.")

Front

Fixed loop example

Back

for x in range(6):

print("I love Computing Science!")

Front

Running total algorithm

Back

for x in range(10):

num = int(input("Enter a number"))

total = total + num

Front

Purpose of elif

Back

To check multiple expressions for TRUE and execute a block of code as soon as one of the conditions is true.

Front

Purpose of else

Back

To execute a block of code if none of the previous conditions are true.