Question: The window size field in TCP specifies the:

Answer Options:

Amount of data the receiver is capable of processing Amount of data the sender is capable of processing Sequence number of the last received datagram Size of the window in the data center where the sender is located

Answer: Amount of data the receiver is capable of processing

 

Question: The advantages of segmentation in TCP include:

Answer Options:

Reduction in the amount of rework if a datagram is lost Simplification of router hardware Reduction in the likelihood of errors in each datagram All of the above

Answer: All of the above

 

Question: UDP can be useful for all cases except:

Answer Options:

Ordered and reliable delivery is required for an application Ordered and reliable delivery is not necessary for an application Large quantities of data are to be transferred Small quantities of data are to be transferred

Answer: Ordered and reliable delivery is required for an application

 

Question: The pull model of communication used on the web means that:

Answer Options:

None of the above Web sites are ranked based on how many visitors they pull in every month Site administrators must pull content on their web sites from other sites End users must choose to pull down content on web pages

Answer: End users must choose to pull down content on web pages

 

Question: Search advertising is:

Answer Options:

Advertising search engines on the Internet The placement of advertisements near web search results Allowing users to search for coupons on the Internet Searching for advertisements on the Internet

Answer: The placement of advertisements near web search results

 

Question: When the browser requests a web page using HTTP, it typically specifies:

Answer Options:

Only the file name of the web page requested The file name of the web page requested along with some useful information about itself None of the above Only its own identification

Answer: The file name of the web page requested along with some useful information about itself

 

Question: The web is an effective filter of information because:

Answer Options:

Most web pages are created by people or programs with a great interest in ensuring that the content on the page is correct and engaging Most web pages are automatically generated by computers Most web pages are located in exotic locations Most web pages are used for marketing

Answer: Most web pages are created by people or programs with a great interest in ensuring that the content on the page is correct and engaging

 

Question: SMTP is based on a ____ model of communication.

Answer Options:

Broadcast Pull Anycast Push

Answer: Push

 

Question: All of the following industries have been affected by the web except:

Answer Options:

Book selling Lawn mowing Travel reservations Stock brokerage

Answer: Lawn mowing

 

Question: Advantages of email include:

Answer Options:

All of the above The low cost of sending information to members in the organization The ability to communicate asynchronously The ability to eliminate cues related to age and gender

Answer: All of the above

 

Question: HTTP is an application layer protocol that enables the transfer of:

Answer Options:

Only text files and images between computers Only text files between computers Pairs of files between computers Files of any type between computers

Answer: Files of any type between computers

 

Question: IMAP and POP are used to:

Answer Options:

Manipulate the contents of the mailbox Access web pages Serve web pages Deliver email to the destination mail server

Answer: Deliver email to the destination mail server

 

Question: SMTP is used to:

Answer Options:

Manipulate the contents of the mailbox Access web pages Deliver email to the destination mail server Delete mail in the mailbox

Answer: Deliver email to the destination mail server

 

Question: DHCP:

Answer Options:

Translates IP addresses Automates the allocation of IP addresses Translates hostnames to IP addresses Defines non-routable IP addresses

Answer: Automates the allocation of IP addresses

 

Question: Clients locate the DHCP server on their network because:

Answer Options:

The DHCP DISCOVER message sent by the computer is broadcast on the network. The IP address of the DHCP server is typically programmed into the computer. Any computer on the network can act as a DHCP server. The client can act as its own DHCP server.

Answer: The DHCP DISCOVER message sent by the computer is broadcast on the network.

 

Question: In automatic allocation, IP addresses are assigned by DHCP:

Answer: Automatically and forever, based on a first-come-first-serve basis, from a pool of addresses.

 

Question: All of the following are RFC 1918 address blocks except:

Answer Options:

118.70.8/24 192.168.0.16 10.0.0.0/8 172.16.0.0/12

Answer: 118.70.8/24

 

Question: “Can you describe the circumstances leading up to _______?” is an example of what type of question:

Answer Options:

Comparison question Knowledge question Analytical question Application question

Answer: Analytical question