6


THE INTERNET 6.1 Vocabulary paraphrasing at sentence level A Study the words in the blue box.


1 Copy and complete the table. Put the words in one or more boxes, in each case.


2 Add affixes to make words for the empty boxes. (Some will not be possible.)


3 What is the special meaning of each word in relation to the Internet?


4 Find a synonym for each word in the blue box.


5 Group the words in the blue box according to their stress pattern.


B Study Figure 1 on the opposite page. Discuss these questions using words from Exercise A.


1 What do the screenshots show?


2 What are the similarities and differences between the two images?


C Study Figure 2 on the opposite page. 1 What does the graph show?


2 What connection is there between Figure 1 and Figure 2?


3 What use could be made of the data for each of the protocols?


D Student A has written about changes in data transfers over the Internet, but there are some


mistakes. Change the blue words, so the sentences are true.


E Student B has also written about changes in data transfers over the Internet. Match each sentence


with a corrected sentence from Exercise D.


F Look at Figures 3a and 3b on the opposite page. 1 What do the two diagrams show?


2 Add the missing words to the spaces in 3a and 3b, using words from the blue box and your own knowledge.


3 Write a description of what is happening at each stage, indicated by the number.


4 Identify the similarities and differences between the two diagrams.


46


browser cache connection distribution host hypertext interaction layer link packet peer request response scale server spider stream visit


Noun visit


Student A


1 The proportion of P2P traffic has risen considerably since 2007.


2 By 2010, data using VoIP protocols was decreasing rapidly.


3 HTTP usage decreased sharply between 2007 and 2009.


4 Gaming has shrunk as a proportion of traffic overall.


5 Streaming more than halved between 2007 and 2010.


6 P2P ceased to be the most common protocol on the Internet in 2010.


Student B


a In 2010, the P2P protocol was still used more than any other protocol on the Internet.


b After 2007, transfers of data using P2P protocols declined significantly.


c The ratio of data using gaming protocols has increased relative to overall traffic on the Internet.


d The proportion of Internet data using streaming protocols in 2009 was over twice as much as it had been in 2007.


e From 2007 to 2009, there was a gradual decline in the use of the HTTP protocol.


f Beginning in 2010, there was rapid growth in VoIP data traffic.


Verb visit


Adjective


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