18- Graphic creation

 

a 1 mark per bullet [13]: 

• Rectangle created. 

• Triangle created and positioned central to rectangle. 

• Outline of both objects is dark blue 

• … … less than 4 pt thick. 

• Gradient fill used for television. 

• Text says Titania 

• … inside the television • ..in green 

• … sans-serif font • … in an arc. 

• Font is a suitable size for the television. 

• Image saved as vector 

• … no more than 250 by 250 pixels

b. 1 mark per bullet [4]:

 • Vector is made of points and calculations 

• … when it is resized the proportions are kept 

• … it does not pixelate 

• … unlike a bitmap.

c 1 mark per bullet [6]: 

• Lossy compression removes some data. 

• … the decompressed image is not the same as the original.

* Reduce the number of colours 

• … fewer colours means less data to store per pixel. 

• Reduce the resolution 

• … means fewer pixels to store therefore less data.

a 1 mark per bullet [15]: 

• Rectangle created 

• … warped/distorted on the top edge only 

• … appropriate level of distortion to match image. 

• Six circles added 

 • … in black 

• … all identical 

• … and evenly spaced. 

• Black rectangle drawn 

• … outline only. 

• Word rollercoaster added 

• … in green 

• … in sans-serif font 

• … set to an arc 

• … inside the rollercoaster rectangle 

• … an appropriate size. 

 b For example [3]: 

• .jpg 

• Compresses the image to reduce the file size.

 • There is no transparency. 

 c 1 mark per bullet [4]: 

• RGB colours are made up of red green and blue 

• … values between 0 and 255/FF for each colour. 

• CMYK are made of cyan, magenta, yellow and black 

• … values are a percentage between 0 and 100.