True or False? In a proprietary system, a commercial vendor opens their technology to other companies. True False What is network bandwidth? What is a domain name server? Solution 7) Is a proprietary system a commercial vendor opens their technology to other companies Ans- False 8) Ans Network bandwidth is usually expressed in bits per second (bps); modern networks typically have speeds measured in the millions of bits per second (megabits per second, or Mbps) or billions of bits per second (gigabits per second, or Gbps). 9) Ans Domain Name Servers (DNS) are the Internet\'s equivalent of a phone book. They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses. This is necessary because, although domain names are easy for people to remember, computers or machines, access websites based on IP addresses. .