Computing

What is an instruction?

• A musical instrument
• A piece of clothing
• A type of food
• A direction or order given to someone to tell them what they should do.

Why do instructions have to be in order?

• To ensure that tasks are completed correctly

• To waste time
• To confuse people
• To make things more difficult

Why is it really important to make your instructions clear?

• To avoid confusion and mistakes.
• To add an element of surprise
• To see if people are paying attention
• To make things more complicated

What is a prediction?

• What will happen or might happen in the future

• A statement about what will never happen
• A random guess

• A description of what has already happened

Choose the prediction below.

• The sky is blue.

• The capital of France is Paris.

• I think today might be sunny.

• the number 14

Where might we find code?

• In a dictionary, on a map, and in a newspaper
• In a library, at a museum, and in a park
• In a cookbook, on a recipe card, and in a grocery store
• In software, websites, and programmes

What is an algorithm?

• A type of flower
• A type of bird
• A type of car
• A set of instructions designed to perform a specific task

Why might you have to change your algorithm?

• Because it's fun
• To confuse others
• To make it more complicated
• To make room for new things and to fix errors.

Which of these might use an algorithm?

• Watering plants
• Playing basketball
• Solving a crossword puzzle
• Cooking recipes, sorting data and brushing your teeth.

Why should you 'test' your algorithms?

• To make them run faster
• To confuse other programmers
• To ensure they are correct and actually work.