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Exam 7: Networks: Mobile Business

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Question 21

Multiple Choice

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What is the conversion of IP addresses that identifies labels that use a variety of recognizable naming conventions?

A) Domain grades
B) URL spaces
C) Domain national sequences (DNS)
D) Domain name system (DNS)

E) None of the above
F) A) and B)

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Question 22

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The packet header lists the destination (for example in IP packets the destination is the IP address)along with the length of the message data.

A) True
B) False

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Question 23

Multiple Choice

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What is a single unit of binary data routed through a network?

What is dynamic host configuration protocol (DHCP) ?

A wide area network (WAN)connects a group of computers in close proximity,such as in an office building,school,or home.

Which tags do not depend on a silicon microchip and use plastic or conductive polymers instead of silicon-based microchips allowing them to be washed or exposed to water without damaging the chip?

What lists the destination (for example in IP packets the destination is the IP address) along with the length of the message data?

Broadband over power line (BPL)technology makes possible high-speed Internet access over ordinary residential electrical lines and offers an alternative to DSL or high-speed cable modems.

What measures network performance by the maximum amount of data that can pass from one point to another in a unit of time?

Hotspots are designated locations where Wi-Fi access points are publicly available.

A repeater distributes digital video content using IP across the Internet and private IP networks.

To create an SSL connection,a Web server requires a ______________,which is an electronic document that confirms the identity of a website or server and verifies that a public key belongs to a trustworthy individual or company.

What is a geographic information system (GIS) ?

A wireless WAN (WWAN) is a wide area network that uses radio signals to transmit and receive data and can be divided into which two categories?

The main challenges facing networks include security,social,ethical and political issues.

Streaming 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.

What is a wireless PAN technology that transmits signals over short distances among cell phones,computers,and other devices?

Which of the following terms refers to the smallest element of data and has a value of either 0 or 1?

Which of the below statements is inaccurate in reference to unified communications?

Mobile device management (MDM)administers and delivers applications to corporate and personal smart phones and tablets.