Exam 4: Network Management and Mobility

What is significant about 4G networks is that they do not have a __________,which both 2G and 3G networks do have.

Multiple networks were needed to transmit documents,voice,and video because:

__________ is a general term that means fast transmission speed.

The 802.11b standard improves upon other 802.11 Wi-Fi standards by adding multiple-input multiple-output (MIMO)and many other newer features.

High performance __________ provide fantastic opportunities for mobility,mobile commerce,collaboration,supply chain management,remote work,and other productivity gains.

Virtual private networks (VPN)are private tunnels in the Internet that are created by __________.

A __________ is a set of rules that govern how devices on a network exchange information and function in order to "talk to each other."

Messaging and collaboration tools include older communications media such as e-mail,videoconferencing,fax,and IM-and Web 2.0 media such as blogs,podcasts,RSS,wikis,and VoIP.

__________ was created by the U.S.Department of Defense to ensure data integrity and maintain communications in the event of catastrophic war.

__________ are standards or a set of rules that govern how devices on a network communicate and how they need to function in order to "talk to each other."

Why did the New Mexico Department of Transportation start offering passengers free public 4G WiMAX Internet to make public transportation more attractive to commuters?

Transmission of a signal over a series of networks is made possible by switches and routers,which are hardware devices,and nodes on the network.

__________ are networks that are capable of transmitting data at very fast rates,but operate in a limited area,such as an office building,campus,or home.

Wireless networks use packet switching and wireless routers to forward packets from one network to another network.

When evaluating mobile network solutions,the factors to consider include all of the following except:

Major companies face small but powerful challenges and competitors that are undermining traditional business models.Explain those challenges and competitors.

The distinguishing characteristic of packet switching is that once a connection is made between the source and destination,the path of the signal along the nodes is dedicated and exclusive.

Plain old telephone service (POTS)and most wired telephone calls are transmitted,at least in part,over a __________.

An enterprise's network capability depends on all of the following except:

Connectivity and mobility are __________ issues.