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Which one of the following allows client to update their DNS entry as their IP address change?
A. dynamic dns
A. dynamic dns
See lessIf a server has no clue about where to find the address for a hostname then
A. server asks to the root server
A. server asks to the root server
See lessDNS database contains _____
D. all of the mentioned
D. all of the mentioned
See lessServers handle requests for other domains _______
B. by contacting remote dns server
B. by contacting remote dns server
See lessA DNS client is called _______
B. dns resolver
B. dns resolver
See lessThe entire hostname has a maximum of
A. 255 characters
A. 255 characters
See lessThe OSI model has ___ layers.
D. 7
D. 7
See lessOSI stands for
A. Open system interconnection
A. Open system interconnection
See lessWhen displaying a web page, the application layer uses the
A. http protocol
A. http protocol
See lessWhich one of the following is not correct?
C. both (a) and (b)
C. both (a) and (b)
See less