Images & Binary

What is a pixel?

• A tiny square of colour.

• A tiny circle of colour.

• A tiny piece of music.

• A tiny triangle of colour.

What is pixel an abbreviation for?

• Piece of colour

• Picture Element

• Picture Colour

• Precise Element

Each pixel has its own number, what does this tell the computer?

• Where the pixel is located.

• Which user can see the pixel.

• What colour the pixel should be.

• How much storage is in the pixel.

What is the process of turning an image into a set of pixels?

• Computerisation

• Digitisation

• Breakdown

• Pixely

An image that is stored in a grid of pixels is called a bitmap image.

• True

• False

All images are represented with pixels.

• True

• False

Changing an image contrast will make the image... (choose 2)

• Duller

• Lighter

• More vibrant

• Smoother

How do we represent more colours other than black and white in our images?

• We use more bits per pixel

• We stop using binary

• We just type the colour in that we want

• I don't know

The number of bits used to store each pixel is called colour depth

• True

• False

Images that use more colours are stored in smaller files than those with a small amount of colours

• True

• False