Bitmap v Vector Images

What is a bitmapped image?

• An image composed of many tiny pixels, in which each individual pixel can be edited
• An image or graphic taken from the internet
• An image that can be scaled up or down with no loss of quality
• An image composed of individual objects.

What is a vector image?

• An image composed of many tiny pixels, in which each individual pixel can be edited
• An image or graphic taken from the internet
• An image that can be scaled up or down with no loss of quality
• An image composed of individual objects.

What is an advantage of a bitmapped image?

• Images can be scaled up or down with no loss of quality
• Individual pixels can be changed, which makes very detailed editing possible
• They have a small file size
• Images can be scaled up or down with no loss of quality

What is an advantage of a vector image?

• Images can be scaled up or down with no loss of quality
• Individual pixels can be changed, which makes very detailed editing possible
• They have a large file size
• They look real

What is an disadvantage of a bitmapped image?

• They don't look as realistic as vector graphics.
• They are not as colourful.
• They have a small file size
• They have a large file size because information has to be stored about every pixel

What is an disadvantage of a vector image?

• They don't look as realistic as bitmap graphics
•   They cannot be resized
• They have a small file size
• They have a large file size because information has to be stored about every pixel

Identify the common file formats for bitmapped images:

• .html, .htm
•   .svg, .eps, .xml
• .doc, .ppt, .xls
•   .bmp, .jpg, .gif

Identify the common file formats for vector images:

• .html, .htm
•   .svg, .eps, .xml
• .doc, .ppt, .xls
•   .bmp, .jpg, .gif

Which one of these would you use to create vector graphics?

• Photoshop
• Audacity
• Illustrator
• Word

Which one of these would you use to create bitmap graphics?

• Photoshop
• Audacity
• Illustrator
• Word