Week 3 - DCS1101 (Problem Solving)

Week 3 - Intro to Problem Solving

Draw

Can you show me how you make toast?

Poll

Can a solution be correct but still be a bad solution?

• Yes

• No

Open Ended

What happens if we misunderstand the problem at the start?

Draw

Draw the steps of making tea.

Open Ended

Now, list down the steps of withdrawing money from ATM.

Open Ended

Finally, list down the steps for a teacher to calculate total marks of 3 subjects (English, Maths, Science) from a student.

Multiple Choice

What is the first step in problem solving?

• Writing the code

• Testing the program

• Understanding the problem

• Drawing the flowchart

Multiple Choice

Which of the following best describes a problem analysis?

• Writing C++ syntax

• Breaking a problem into inputs, processes, and outputs

• Drawing a flowchart only

• Testing the program

Multiple Choice

In a Problem Analysis Chart, which part describes calculations or actions?

• Input

• Output

• Process

• Problem

Multiple Choice

What is an algorithm?

• A programming language

• A flowchart symbol

• A step-by-step solution to a problem

• A step-by-step solution to a problem

Draw

Draw the flowchart symbol represents input or output.