1.1.4 - Starter Task/Storage Types

What is a bitmap image made up of?

• Pixels

• Vectors

• RGB

Answer explanation

A bitmap image is made up of pixels, not vectors or RGB. Pixels are the smallest unit of a digital image, forming the grid that makes up the image.

What is meant by resolution?

• The size of an images

• The depth of colour of an image

• Number of pixels stored per inch

Answer explanation

Resolution refers to the number of pixels stored per inch in an image, determining its quality and clarity.

What is a vector graphic made up of?

• Pixels

• Straight lines only

• Curved lines only

• Lines and curves

Answer explanation

A vector graphic is made up of lines and curves, allowing for scalable and high-quality images.

Name 2 types of compression

What data is in the form of sound waves?

• Digital

• Analogue

Answer explanation

Sound waves are represented in the form of analogue data, making it the correct choice for this question.

What process is used to record analogue sound at regular intervals so it can be converted to digital?

What format is digital data?

Name two types of primary storage

What type of storage is used to store files for long-term use?

What term is used to describe data that is lost when the computer is switched off?