Question: Page Question 9 (1 point) In the network edge, you can see the following components except: 1) end systems 2) hosts 3) access networks 4)



Page Question 9 (1 point) In the network edge, you can see the following components except: 1) end systems 2) hosts 3) access networks 4) core routers Previous Page Next Page Page 9 of 30 Page Question 10 (1 point) Which of the following statements is not true for local DNS servers? 1) ISPs often provide default name servers. 2) A local DNS server performs like a proxy. 3) A local DNS server maintains a local cache to speed up. 4) A local DNS server provides publicly accessible DNS records that map the names of the hosts within the organization to IP addresses. Previous Page Next Page Page 10 of 30 Question 11 (1 point) The standard DNS service includes various functions except: 1) host aliasing 2) mail server aliasing 3) dynamic address allocation 4) load balancing Previous Page Next Page Page Previous Page Next Page Page 12 of 3 Question 12 (1 point) Which of the following statements is not true? 1) Cookies can be used to create a user session layer on top of stateless HTTP. 2) A cookie is a network entity that satisfies HTTP requests by keeping copies of Web objects. 3) By using cookies, it is possible for sites to keep track of users. 4) The use of cookies is controversial due to privacy concerns. Previous Page Next Page Page 12 of 30
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