1.
Which WAN technology is cell-based and well suited to carry voice and video traffic?
VSAT
ISDN
Frame Relay
ATM*
2
Which WAN connectivity method would be used in a remote location where there are no service provider networks?
VPN
WiMAX
cable
VSAT*
3
Which network scenario will require the use of a WAN?
Employees need to access web pages that are hosted on the corporate web servers in the DMZ within their building.
Employees need to connect to the corporate email server through a VPN while traveling.*
Employee workstations need to obtain dynamically assigned IP addresses.
Employees
in the branch office need to share files with the headquarters office
that is located in a separate building on the same campus network.
4
Which two technologies use the PSTN network to provide an Internet connection? (Choose two.)
ATM
ISDN*
Frame Relay
MPLS
dialup*
5
Which geographic scope requirement would be considered a distributed WAN scope?
regional
one-to-one
global
local
one-to-many
many-to-many*
6
What are two advantages of packet switching over circuit switching? (Choose two.)
A connection through the service provider network is established quickly before communications start.
There are fewer delays in the data communications processes.
The communication costs are lower.
Multiple pairs of nodes can communicate over the same network channel.*
A dedicated secure circuit is established between each pair of communicating nodes.
7
Which
connectivity method would be best for a corporate employee who works
from home two days a week, but needs secure access to internal corporate
databases?
VPN*
WiMAX
DSL
cable
8
Place the options in the following order:
- not scored –
CPE
Local Loop
– not scored –
DTE
DCE
9
Which wireless technology provides Internet access through cellular networks?
satellite
municipal WiFi
LTE*
WiMAX
10
What is a requirement of a connectionless packet-switched network?
Full addressing information must be carried in each data packet.*
A virtual circuit is created for the duration of the packet delivery.
Each packet has to carry only an identifier.
The network predetermines the route for a packet.
11
A
customer needs a WAN virtual connection that provides high-speed,
dedicated bandwidth between two sites. Which type of WAN connection
would best fulfill this need?
circuit-switched network
packet-switched network
MPLS
Ethernet WAN*
12
Which WAN technology establishes a dedicated constant point-to-point connection between two sites?
ATM
Frame Relay
leased lines*
ISDN
13
A
company needs to interconnect several branch offices across a
metropolitan area. The network engineer is seeking a solution that
provides high-speed converged traffic, including voice, video, and data
on the same network infrastructure. The company also wants easy
integration to their existing LAN infrastructure in their office
locations. Which technology should be recommended?
Frame Relay
Ethernet WAN*
ISDN
VSAT
14
A
home user lives within 10 miles (16 kilometers) of the Internet
provider network. Which type of technology provides high-speed broadband
service with wireless access for this home user?
WiMAX*
DSL
802.11
municipal Wi-Fi
15
Which
two devices are needed when a digital leased line is used to provide a
connection between the customer and the service provider? (Choose two.)
dialup modem
access server
DSU*
CSU*
Layer 2 switch
16
Place the options in the following order:
uses traditional video network
uses traditional phone network
set up by a city to provide free Internet access
slow access (upload speed is about one-tenth download speed)
– not scored -
17
What is a feature of dense wavelength-division multiplexing (DWDM) technology?
It replaces SONET and SDH technologies.
It provides Layer 3 support for long distance data communications.
It provides a 10 Gb/s multiplexed signal over analog copper telephone lines.
It enables bidirectional communications over one strand of fiber.*
18
What
is the recommended technology to use over a public WAN infrastructure
when a branch office is connected to the corporate site?
municipal Wi-Fi
VPN*
ATM
ISDN
19
A
small company with 10 employees uses a single LAN to share information
between computers. Which type of connection to the Internet would be
appropriate for this company?
a broadband service, such as DSL, through their local service provider*
a dialup connection that is supplied by their local telephone service provider
Virtual Private Networks that would enable the company to connect easily and securely with employees
private dedicated lines through their local service provider
20
What
is a long distance fiber-optic media technology that supports both
SONET and SDH, and assigns incoming optical signals to specific
wavelengths of light?
ATM
MPLS
ISDN
DWDM*
21
A
new corporation needs a data network that must meet certain
requirements. The network must provide a low cost connection to sales
people dispersed over a large geographical area. Which two types of WAN
infrastructure would meet the requirements? (Choose two.)
private infrastructure
dedicated
public infrastructure*
Internet*
satellite
22
What are two common high-bandwidth fiber-optic media standards? (Choose two.)
ITU
ANSI
ATM
SDH*
SONET*
Home » Routing And Switching Connecting Networks V5 Answers » CCNA 4 Chapter 2 v5.0 Exam Answers 2014
CCNA 4 Chapter 2 v5.0 Exam Answers 2014
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