Quiz 3a Question Preview (ID: 48022)


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How are wide area networks (WANs) created?
a) By distributing network equipment among two or more buildings
b) By connecting LANs to one another via public carriers
c) By consolidating network equipment into one physical location
d) By connecting LANs to one another via network clients

What is the primary function of a network server?
a) To connect network nodes together to form clients
b) To connect LANs together to form WANs
c) To act as a central repository of programs and data to which all users connected to the network have access
d) To request a service from another computer

To request a service from another computer
a) Each browser uses different protocols to access the Webpage.
b) Each browser utilizes network bandwidth differently.
c) Each browser interprets HTML somewhat differently.
d) Each browser may interpret the Webpage differently based on the page's W3C-compliance.

Question 8 :In the client/server model:
a) nodes interact with one another through a central client to which they are all connected.
b) the server is responsible for storing and providing information.
c) servers interact with one another through a central client to which they are all connected.
d) the client is responsible for storing and providing information.

What is a wide area network (WAN)?
a) A node on a network that serves as a portal to other networks
b) Two or more local area networks (LANs) that span a wide geographic area
c) A set of protocols that enable clients and servers to communicate
d) A group of computers connected within a confined geographic area

What is a top-level domain in the Domain Name System (DNS)?
a) The left-side component of a domain name, which categorizes domains into groups by server name
b) The right-side component of a domain name, which categorizes domains into groups by common type or geography
c) The left-side component of a domain name, which categorizes domains into groups by common type or geography
d) The right-side component of a domain name, which categorizes domains into groups by server name

What are E carriers?
a) Dedicated digital telephone lines used in North America
b) The signaling channels in an ISDN line
c) Dedicated digital telephone lines used in Europe
d) The data channels in an ISDN line

Which server type provides text output that users can access at their convenience and also allows multi-person input?
a) Web server
b) Email server
c) News server
d) Database server

What is Internet Protocol (IP)?
a) The protocol by which digital data is turned into analog data
b) The protocol by which data is turned into blocks of data known as packets
c) The protocol by which data is sent from one computer to another on the Internet
d) The protocol by which analog data is turned into digital data

What is the term for a server at the highest level of the Domain Name System (DNS)?
a) Top-level server
b) TCP/IP server
c) Root-level server
d) Fully qualified domain name server

Which of the following is used solely to resolve human-readable domain names into their computer-readable IP addresses?
a) Virtual domain name servers
b) Domain name servers
c) Reverse domain name servers
d) Shared domain name servers

What is the term for a collection of related HTML documents located on a host computer on the Internet?
a) Web browser
b) Website
c) Web link
d) Webpage

Which of the following is a common advantage of cloud computing?
a) Speed
b) Unlimited access
c) Cost reduction
d) Connectivity

What are fractional T and E lines?
a) Digital phone lines consisting of shorter lengths of T or E carrier line than the standard lengths available for purchase
b) T or E carriers that support more bandwidth than standard T or E carriers
c) T or E carriers that are interchangeable anywhere in the world
d) Digital phone lines consisting of one or more individual T or E carrier channels, rather than the entire T or E carrier line

A LAN can be connected to the Internet by a router, provided that the LAN uses:
a) T or E carriers appropriate for its geographic location.
b) Transmission Control Protocol/Internet Protocol (TCP/IP).
c) an Internet Service Provider (ISP).
d) wireless connections.

Direct Internet connections:
a) use temporary network connections to provide Internet access.
b) provide continuous access to the Internet through permanent network connections.
c) require digital terminal adapters to transfer data over digital phone lines
d) require activation for each usage period.

What is the term for a software application that enables users to access and view Web pages on the Internet?
a) Web form
b) Website
c) Web browser
d) Web link

What happens when you click a hypertext link?
a) Another location in the same Webpage or another Webpage appears.
b) The current Web browser closes.
c) All other open Webpages close.
d) Another Web browser opens.

What is a dotted quad?
a) A manufacturer's serial number for a computer
b) A series of numbers divided into four segments that identifies a unique resource on the Internet
c) A default password to access a router or wireless access point
d) A protocol for how data is exchanged between computers

Which of the following connection types provides the fastest direct connection speed?
a) T1 line
b) T3 line
c) Cable modem
d) Fiber-optic cable

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