Tech Talk: Web Server Quiz

Web servers are the machines that retrieve and send Web pages to your browser while you're surfing the Internet. How do these machines work?
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Question 1 of 10

What does the acronym URL stand for?
unknown reference location
uniform resource locator
The letters URL stand for uniform resource locator. A URL is like an address and represents a specific Internet resource.
unfamiliar rodent lounge

Question 2 of 10

What is the common term for the core infrastructure of the Internet?
backbone
The core of the Internet is the backbone, a system of fiber-optic lines, cables, satellite links and Internet service providers that connect the various networks on the Internet together.
master control program (MCP)
the matrix

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Question 3 of 10

The series of numbers representing a Web address are better known as what?
URL
IP address
Web servers locate specific Web pages with Internet Protocol (IP) addresses, which are written out as a series of numbers.
HTTP

Question 4 of 10

What are the four numbers in an IP address commonly called?
complex numbers
rational numbers
octets
The four numbers in an IP address are called octets because they can have values from 0 to 255. The number of possible values is therefore 2 to the 8th power.

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Question 5 of 10

What is the command on a Unix machine to see a machine's current IP address?
ifconfig
Unix users can type in ifconfig and the name of the machine at the command prompt to see their current IP address. A Windows XP user would need to use the IPCONFIG.EXE command.
IPCONFIG
ipretrieve

Question 6 of 10

What kind of servers make it possible to create Web addresses using words instead of numbers?
FTP servers
domain name servers
We can thank domain name servers (DNS) for making it possible to type in an address like www.howstuffworks.com instead of a long series of numbers.
XML servers

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Question 7 of 10

What are the three parts of a Web site's address?
host name, folder name, subfolder name
domain name, subdomain name, machine address
host name, domain name, top-level domain name
The three parts include the host name, the domain name, and the top-level domain name (.com or .org, for example).

Question 8 of 10

What do server machines use to designate each of their services?
routers
ports
Server machines use numbered ports for each of their services. For example, a server machine running a Web server and an FTP server will use different port numbers for each service.
hubs

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Question 9 of 10

What's the term for the security measure that hides the identity of sensitive information sent across Web servers?
distortion
ciphers
encryption
Web servers use encryption to keep sensitive information secure. To decode encrypted information, a machine must have the proper encryption key.

Question 10 of 10

What is the term for a machine that contacts a server for information?
client
A machine asking for information from a server is a client. Machines can act as both clients and servers, depending on what action they're performing at the time.
master
host

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