Understanding Data and Its Uses

What is a primary source of data?

• A book written by an author

• A survey you conduct yourself

• A newspaper article

• A website

Which method is used to ensure data is entered correctly?

• Validation

• Estimation

• Approximation

• Guessing

What is a focus group?

• A group of people who watch a movie together

• A group of people who discuss their opinions on a topic

• A group of people who play games together

• A group of people who read books together

Why is it important to ensure data accuracy?

• To make data look pretty

• To ensure decisions are based on correct information

• To make data more colourful

• To make data easier to read

Which of the following is a method of collecting data?

• Painting

• Survey

• Cooking

• Dancing

What does 'ease of use' mean in user interfaces?

• How colourful the interface is

• How easy it is for people to use

• How fast the interface loads

• How many buttons it has

What is the purpose of data modelling?

• To create a fashion show

• To represent data in a structured way

• To make data look like a painting

• To hide data from others

Which of the following is a secondary source of data?

• A diary entry

• A research article

• A personal interview

• A direct observation

What is the role of verification in data accuracy?

• To make data more colourful

• To check data for errors

• To delete data

• To hide data

Which characteristic of a user interface helps people with disabilities?

• Accessibility

• Colourfulness

• Complexity

• Speed