File Types

Question 1

What file format is PNG?

Answer 1

Raster

Question 2

What is a vector file made of?

Answer 2

Mathematics. Lines and anchors.

Question 3

What file format is PDF?

Answer 3

Vector

Question 4

What file format is AI?

Answer 4

Vector

Question 5

What file format is RAW?

Answer 5

Raster

Question 6

What is a lossy format?

Answer 6

These have smaller file sizes but do not store a perfect copy of the image. They are best suited to photographs and other images where perfect accuracy is not important. They are also commonly used on the web to save bandwidth. Example: JPEG.

Question 7

What is a raster file made of?

Answer 7

Pixels

Question 8

What file format is JPG?

Answer 8

Raster

Question 9

What file format is TIFF?

Answer 9

Raster

Question 10

What file format is EPS?

Answer 10

Vector

Question 11

What file format is PSD?

Answer 11

Raster

Question 12

What file format is GIF?

Answer 12

Raster

Question 13

Can GIF support transparent backgrounds?

Answer 13

Yes

Question 14

What is a lossless format?

Answer 14

These store an exact pixel-by-pixel representation of the image, but require more space. They are more suitable for things like logos. Arguably the best of these formats is PNG, which is Vector Magic’s recommended bitmap format for logos. It is widely supported and has very good compression. Examples: PNG, GIF, BMP, and TIFF.

Question 15

What file extensions are most commonly used for the web?

Answer 15

JPG & PNG

Question 16

What are web images optimized for?

Answer 16

Download speed

Question 17

What file format is used in a professionally printed piece?

Answer 17

TIFF

Question 18

What would be the best file format to upload a brochure to the web?

Answer 18

PDF

Question 19

Which type of file is best suited for image manipulation?

Answer 19

Raster

Question 20

Which type of file is best suited for illustration?

Answer 20

Vector

Question 21

What questions should you ask yourself before you choose what file format to use?

Answer 21

• What are you going to do with the file?
• Is your graphic raster?
• Is your graphic vector?

Question 22

Raster Graphics

Answer 22

• Created with pixels
• Resolution dependent
• Scaling compromises the resolution
• Scaling can compromise the quality

Question 23

Vector Graphics

Answer 23

• Created with paths
• Points, lines and shapes
• Mathematic equations and geometry to create
• Resolution independent
• Scalable without loss of quality – postage stamp to billboard and beyond

Question 24

What are some features of a JPG?

Answer 24

• Acronym: Joint Photographic Experts Group
• Most common file type
• Does not retain layers or transparency
• Quality of image decreases every time file is saved
• Lossy compression
• Best for: web, raster
• Not for: print

Question 25

What are some features of a PNG?

Answer 25

- Acronym: Portable Network Graphics - Supports transparency - Sharper image - Lossless compression - Best for: web, raster - Not for: print (but can be) - Raster

Question 26

What are some features of a GIF?

Answer 26

- Acronym: Graphic Interchange Format - Animate images - Smaller file size - Loads quickly for web - Best for: web, raster - Not for: print, vector - Raster

Question 27

What are some features of a TIF?

Answer 27

- Acronym: Tagged Image File Format - Options for type of compression - Larger file size - Lossless compression - Best for: print, raster - Not for: web

Question 28

What are some features of a PSD?

Answer 28

- Photoshop document - Files created in Adobe Photoshop - Retains layers - Lossless compression - Best for: print, raster - Not for: web

Question 29

What are some features of a RAW or DNG

Answer 29

- Digital Negative - Unprocessed by the Camera - Uncompressed data - Edits are only filed in metadata - Original data is preserved when camera raw images are adjusted - RAW Capture more values, tones, shades, colors - Editing in "Camera Raw" keeps the data intact - Lossless compression - Best for: print, raster - Not for: web

Question 30

What are some features of an EPS?

Answer 30

- Acronym: Encapsulated Postscript - Vector - Originally an image needed to be an EPS to be placed into a page layout program - Postscript file with a preview - An older file format - Best for: print, vector, raster - Not for: web

Question 31

What are some features of an AI?

Answer 31

- Adobe Illustrator Document - Vector - Creates vector files - Scalable without loss of quality - Best for: Vector, print - Not for: Web, raster

Question 32

What are some features of an PDF?

Answer 32

- Portable Document Format - Invented by Adobe - Most print work flows are PDFs - Can contain links, buttons, form fields, audio and video - Best for: print, web, vector, raster - Not for: making changes

Question 33

What are some features of HEIC and HEIF file formats?

Answer 33

- HEIC: Video | - HEIF: Photo, high efficiency image file format, format for individual images and image sequences

Question 34

What can happen if you've used the wrong file format?

Answer 34

- Rejected by printer - Incompatible with a computer - Slower download times - Complete disaster

Question 35

What's another name for raster?

Answer 35

BMP