Exam 7: The Internet

The key features of the DNA database are:

When using circuit switching,a dedicated path of transmission facilities is established between the communicating parties.

The Internet grew out of a Department of Education project.

The development of an internationally distributed collection of multimedia files addressed using universal resource locators led to the:

The ________ is one of a number of major Internet interconnection points that serve to tie all the ISPs together.

Each packet includes a unique numeric address of the destination host,which is referred to as an __________ because the address is carried in an IP packet.

If you receive an IP address automatically,the address of the DNS server can be provided at the same time.

_________ are programs that extract information from name servers in response to client requests.

ARPANET was the first message-switching network.

A ________ refers to a group of hosts that are under the administrative control of a single entity,such as a company or government agency.

The layout of the browser display is controlled by the __________ standard,which defines embedded commands in text files that specify features of the browser display,such as the fonts,colors,images and their placement on the display,and the location of the locations where the user can invoke the hyperlinks and their targets.

DNS is actually a huge collection of servers working together in hierarchy.

The ________ is a company that provides backbone service to an ISP.

The National Science Foundation was responsible for many of the policy decisions that led to the modern Internet.

The first "killer application" for the ARPANET was ________.

End users typically contact all of the company servers by IP address rather than by name.

Hosts connected to the Internet are identified by a unique 24-bit number that identifies a network and specific host within that network.

The _________ is the place where telephone companies terminate customer lines and locate switching equipment to interconnect those lines with other networks.

The first two important applications developed for the ARPANET were:

The problem of using IP numbers for addressing hosts in the Internet are resolved using __________.