____ participate in alpha and beta test cycles of software.

How does the computer know the IP addresses of other computers?

A) Your computer uses a "spider" to access a file that contains all users' IP addresses at all times. B) Your computer consults the IPv6 protocol to determine the IP address of another computer on the Internet. C) Your computer uses a search engine like Google to access other IP addresses. D) Your computer consults a database maintained on a domain name server (DNS) to determine other IP addresses.

When a URL begins with https://, it indicates the Web site is _____.

A. phishing for information B. filtered C. secure D. backed up