Indicate whether the following statements are true or false:

• The industry standard resolution for printed images is 300 DPI (dots per inch)
  • True
    • Correct.
  • False
    • Incorrect. 300 DPI produces a good quality of printed image.
• Vector graphics are suitable for diagrams and graphs
  • True
    • Correct.
  • False
    • Incorrect. Vector graphics are images based on computer-generated shapes and colours, so are well-suited to diagrams and graphs.
• PDF is the best file format for sharing OER (open educational resources)
  • True
    • Incorrect. Because PDFs are not easy to edit, they do not make it easy to adapt images or text for re-use – a core feature of OER.
  • False
    • Correct. Because PDFs are not easy to edit, they do not make it easy to adapt images or text for re-use – a core feature of OER.
• You are free to re-use any svg file on the internet
  • True
    • Incorrect. Only files which are openly licensed or in the public domain can be re-used.
  • False
    • Correct. Only files which are openly licensed or in the public domain can be re-used.

• When downloading an image from Flickr for use on a printed worksheet, which file size should you select? (Select one.)
  • Square
    • Incorrect. The resolution on this file is likely to be too low for printing.
  • Small
    • Incorrect. The resolution on this file is likely to be too low for printing.
  • Medium
    • Incorrect. The resolution on this file is likely to be too low for printing.
  • Large
    • Correct. The resolution on this file is likely to be high enough for printing.
• Which of the following file types are vector file formats? (Select all that apply.)
  • .JPG
    • Incorrect. .jpg is a raster file type.
  • .EPS
    • Correct.
  • .SVG
    • Correct.
  • .PNG
    • Incorrect. .png is a raster file type.
• A pixel is a small coloured square in a … (Select one.)
  • Printed image
    • Incorrect. Pixels are elements of digital images only.
  • .SVG file
    • Incorrect. An .SVG file is a vector graphic format, so is made up of mathematically defined points, lines and curves.
  • Vector graphic
    • Incorrect. A vector graphic is made up of mathematically defined points, lines and curves..
  • Raster image
    • Correct.
• Which of the following statements about vector graphics are true? (Select all that apply.)
  • Vector graphics allow you to re-colour small elements of photographs
    • Incorrect. Photographs cannot be saved and edited as vector graphics (although they can be included as a component of a vector graphic).
  • Vector graphics can be enlarged without loss of quality
    • Correct.
  • Vector graphic files are much smaller than raster images
    • Correct.
  • .SVG is the most common vector file format
    • Correct.