5. (5%) Write a Python code fragment that swaps the values of the variables A an

Question

5. (5%) Write a Python code fragment that swaps the values of the variables A and B (that is, the value of A become the value of b, and the value of B becomes the value of A). 6. (5%) Write a Python code fragment that prompts the user to enter a number and then prints the square root of that number. Do not import any modules. 7. (8%) Write a Python rode fragment that prompts the user to enter a string and then prints the entered string with the prefix 'a ' (less the quotes) and suffix 'er' (less the quotes). For example, if I enter 'sell', your code shall print 'a seller'.

Explanation / Answer

5)

temp = a

a = b

b = temp

6)

num = int(raw_input())

print num**0.5

7)

str = raw_input()

print 'a'+str+'er'

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