Exam 7: Telecommunications, the Internet, and Wireless Technology

Network neutrality is the idea that Internet service providers must allow customers ________.

________ is the dominant LAN standard at the physical network level,specifying the physical medium to carry signals between computers.

Contemporary digital networks and the Internet are based on three key technologies: ________,the use of packet switching,and the development of widely used communications standards for linking disparate networks and computers.

Passive RFID tags

The transport layer is responsible for providing the ________ layer with communication and packet services.

The Internet is based on which three key technologies?

________ are very simple devices that connect network components,sending a packet of data to all other connected devices.

________ is the manner in which the components of a network are connected.

A ________ is a device that translates digital signals from a computer into analog form so that they can be transmitted over analog telephone lines.

Increasingly,voice and data communication as well as Internet access are taking place over broadband wireless platforms,such as cell phones,handheld digital devices,and PCs in wireless networks.

________ are worldwide discussion groups posted on Internet electronic bulletin boards on which people share information and ideas on a defined topic,such as radiology or rock bands.

Proponents of ________ also argue that a neutral Internet encourages everyone to innovate without permission from the phone and cable companies or other authorities,and this level playing field has spawned countless new businesses.

________ establishes a connection between the computers,sequences the transfer of packets,and acknowledges the packets sent.

Murray is trying to decide what type of telecommunication transmission media and what type of network he might use at the University of Lethbridge.Murray goes to the IS faculty to learn about these subjects in a general way.Describe to Murray what the main telecommunications transmission media and type of network the university would use.

WiMax has a wireless access range of up to 300 feet.

The ________ is the English-like name that corresponds to the unique 32-bit numeric IP address for each computer connected to the Internet.

The most appropriate wireless networking standard for creating PANs is

________ and Next-Generation Internet (NGI)are consortia representing 200 universities,private businesses,and government agencies in the United States working on a new,robust,high-bandwidth version of the Internet.

A digital signal is represented by a continuous waveform that passes through a communications medium;analog signals are used for voice communication.

The four layers of the TCP/IP reference model are