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Exam 7: Networks: Mobile Business

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Question 141

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What is a packet?

A) A single unit of binary data routed through a network
B) Lists the destination (for example,in IP packets the destination is the IP address) along with the length of the message data
C) Represents the end of the packet or transmission end
D) A utility application that monitors the network path of packet data sent to a remote computer

E) B) and C)
F) A) and B)

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Question 142

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Companies can establish direct private network links among themselves or create private,secure Internet access,in effect a private tunnel within the Internet,called a virtual private network (VPN).

A) True
B) False

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Question 143

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The network access technologies include DSL,cable modem,and broadband.

Which domain is reserved for accredited postsecondary institutions?

An extranet is not available for use by a(n) _______________.

RFID accelerometer is a device that measures the acceleration (the rate of change of velocity)of an item and is used to track truck speeds or taxi cab speeds.

A voice over LTE is the computer or network device that serves as an interface between devices and the network.Each computer initially connects to the access point and then to other computers on the network.

Wired equivalent privacy (WEP)is an encryption algorithm designed to protect wireless transmission data.

What is a feature of IPTV?

Device customization is the blending of personal and business use of technology devices and applications.

Cell phones have morphed into ___________________ that offer more advanced computing ability and connectivity than basic cell phones.

Geographic information system (GIS)stores,views,and analyzes geographic data creating multidimensional charts or maps.For example,GIS are monitoring global warming by measuring the speed of glaciers melting in Canada,Greenland,and Antarctica.

Traceroute formats include a packet header,packet body containing the original message,and packet footer.

Mobile device management is a method of sending audio and video files over the Internet in such a way that the user can view the file while it is being transferred.

Two methods for encrypting network traffic on the Web are secure sockets layer and secure hypertext transfer protocol.

What measures bandwidth in terms of numbers transferred or received per unit of time?

An access point (AP)is the computer or network device that serves as an interface between devices and the network.Each computer initially connects to the access point and then to other computers on the network.

Which domain is the most common and reserved for commercial organizations and businesses?

Which domain is reserved for the U.S.military?

Which of the following is not a primary use of GIS?