Competencies

jpg - photographic
gif - Flash movie image
html -website page (code)

Vector image vs bitmap image

Vector images are clear, can be zoomed on, without lost of clarity
Bitmaps are pixels

Wave mp4 files - Music files

Gig - Space
The gigabyte is a multiple of the unit byte for digital information storage. The prefix giga means 10 in the International System of Units (SI), therefore 1 gigabyte is 1000000000bytes
terabyte
A terabyte is a multiple of the unit byte for digital information. The prefix tera means 10¹² in the International System of Units (SI), and therefore 1 terabyte is 1000000000000bytes, or 1 trillion (short scale) bytes, or 1000 gigabytes. 1 terabyte in binary prefixes is 0.9095 tebibytes, or 931.32 gibibytes. The unit symbol for the terabyte is TB or Tbyte. 



Zoom in -Command + , Command - (Zoom Out)
Apple D  - De-select
Apple T - Free Transform
Command C & V - Copy & Paste
Command S - Save
Clone tool - Alt tab and clone then make a new layer
Canvas Size & Image Size
PSP - Photoshop document