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School of Computer Science

Introduction to Programming Quiz 1

Sample

Question 1 - 7 marks

a) Perform a desk check on the following flowchart showing a new line for each change, and

b) Convert the flowchart diagram to Python3 code.

Question 2 - 1 mark

What will be the value of num after this code executes?

Question 3 - 1 mark

Given the following statement

What is printed to standard output?

Question 4 - 3 mark

Consider the Python3 code:

Evaluate the expressions for x, y and z:

Question 5 - 3 marks

Consider the code:

The program is run using

It produces an error. Describe the error:

Fix the code such that the program produces the output 15

Question 6 - 3 marks

What is the data type of each variable at each line of code? Write your answers in the given table

Question 7 - 5 marks

Write a program to print a message to the screen using the while loop.

N parrots are arranged in a line and one speaks after another. The message will print which parrot is talking from the first to the last.

The message to be printed is "Parrot #x is talking", where x is an integer in the range [1, N].

Given an input integer number n, loop over all the parrots and print which one is talking. After all parrots have spoken, print the words "The parrots have spoken!"

You cannot use any for loops in your answer.

Example: