What is an interest rate swap? What is the difference between a basis swap and a coupon

Question:

What is an interest rate swap? What is the difference between a basis swap and a swap?

Coupon
A coupon or coupon payment is the annual interest rate paid on a bond, expressed as a percentage of the face value and paid from issue date until maturity. Coupons are usually referred to in terms of the coupon rate (the sum of coupons paid in a...