MAC spoofing occurs when an attacker is able to eavesdrop on network traffic and identify the MAC address of a computer with network privileges

Which of the following is true of a letter of credit in international trade?

A. No cash deposit or collateral is required from the importer. B. The exporter pays the trusted third party (usually a bank) a fee for the service. C. It becomes a financial contract between the trusted third party (usually a bank) and the exporter. D. It is issued by the exporter at the request of the importer. E. The creditworthiness of the importer is irrelevant when issuing a letter of credit.

Payment of interest required only when earnings are made available from which to make a payment is characteristic of a(n) ________

A) floating rate bond B) income bond C) mortgage bond D) equipment trust certificate