Square Knot
Used to join two lines of equal size and material together.
Bowline
Used to put a temporary eye in the line.
Clove Hitch
Used to make fast a single line to a piling or railing.
Slip Cove Hitch
Same as clove hitch with a quick release.
Round Turn with Two Half Hitches
Used to make fast a line to a ring, eye, or anchor.