Which of the Following Are Improvements of the 802

question 15

Multiple Choice

Which of the following are improvements of the 802.11n standard over previous 802.11 standards? (Choose all that apply.)

• A)data rates up to 1.2 Gbps
• B)coverage area
• C)security
• D)different frequencies reduce interference

---

Definitions:

Lockbox System

A system used by companies to expedite the collection of check payments by having them processed through a bank's PO Box.

Treasury Bills

Short-term government securities issued at a discount from the face value and maturing at their face value to create a return to the investors.

Collection Time

The average period it takes for a business to receive payments owed by its customers after a sale has been made.

Lockbox System

A service provided by banks to companies for receiving payments from customers; payments are sent to a post office box and then quickly processed by the bank.