Final answer:
The first type of sales promotion is consumer-oriented, while the second type is trade-oriented.
Step-by-step explanation:
The first type of sales promotion mentioned, where Dell sends a specified amount of money to consumers who purchase one of their more expensive computers, is a consumer-oriented sales promotion. This promotion is designed to incentivize individual customers to buy Dell computers directly from the company's website or through retailers such as Best Buy.
The second type of sales promotion mentioned, where Dell agrees to pay resellers certain amounts of money for providing promotional efforts like advertising or point-of-purchase displays, is a trade-oriented sales promotion. This promotion aims to encourage resellers to actively promote and sell Dell computers.