CMPT 100 Lecture : CMPT 100

35. Recall that a domain name, e.g. www.eecs.yorku.ca, is used to identify computers on the Internet. The main responsibility of a Domain Name Server (DNS) is to a) Keep track of registered domain names and their associated IP addresses. X b) Administer the assignment of IP addresses over the internet. c) Administer assignment of domain names on the Internet. d) Promote open development of the Internet for global benefit. e) None of the above

which of the following best describes an IP address class:

1. The class is the version of IP addressing standard used by the address.
2. The class defines the type of device that the address is assigned to (i.e. server, printer, workstation).
3. The class refers to the range of IP addresses that a DHCP server has been authorized to sign.
4. The class defines the default network address portion of the IP address.

30. A major characteristic of private IP addresses is that they a. are not routable on the internet b. are classes addresses c. have the length of 64 bits d. do not require MAC physical addresses