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Refer to the
exhibit. How many broadcast domains are shown?
*Three
How many
broadcast domains are shown in the diagram?
*three
*6
When using Category 5 UTP cable, which RJ-45 pin pairs are
used to exchange data between hosts on an Ethernet network?
*1 and 2; 3 and
6
An IT
administrator desires to install a Gigabit Ethernet link between the two
buildings shown in the exhibit. Conflicting suggestions have been given to the
administrator from a variety of sources. Which suggestion should the
administrator adopt to ensure the success of this project?
*A combination of UTP, repeaters, and multimode optical
fiber will reach 900 meters with Gigabit Ethernet.
*Existing NICs might need to be upgraded.
*Existing switches might need to be upgraded.
*Existing UTP must be tested for CAT 5e compatibility.
*The cable will be able to pass traffic between the
devices.
*The cable in Graphic A will produce more crosstalk.
*source port 1026, destination port 80, sequence number 1, ack number 0
*Replace Box 1
with a Layer 2 switch and Box 2 with a router.
Refer to the
exhibit. A network administrator has configured a network after subnetting the
network number 192.168.0.0/28. Workstation 1
is not able to communicate with Workstation 2. What is the cause of this loss
in communications?
*Workstation 1
is not on the same network that the Router 1
LAN interface is on.
Refer to the exhibit. The hub and the switch are operating
using factory default settings. Which hosts will receive the frame if host A
transmits a broadcast frame?
*Workstations B, C, D, E, and the router will receive the
data.
Workstation A
sends data to workstation B. What will have to be altered as the data passes
through the router? (Choose two.)
*Layer 1 bit
pattern
*Layer 2 frames
Refer to the exhibit. A network associate needs to
establish an Ethernet connection between Host A and Host B. However, the
distance between the two hosts is further than the cabling standards allow.
Which two devices that operate at the physical layer of the OSI can be used to
allow Host A and Host B to communicate? (Choose two.)
*hub
*repeater
Which of the
following devices extend a collision domain? (Choose two.)
*hub
*repeater
Refer to the exhibit. A network technician is trying to
determine the correct IP address configuration for Host A. What is a valid
configuration for Host A?
*IP address: 192.168.100.20; Subnet Mask: 255.255.255.240;
Default Gateway: 192.168.100.17
Refer to the
exhibit. Host A is being manually configured for connectivity to the LAN. Which
two addressing scheme combinations are possible configurations that can be
applied to the host for connectivity? (Choose two.)
*Address - 192.168.1.82
Gateway - 192.168.1.65
*Address - 192.168.1.70
Gateway - 192.168.1.65
Which devices will create multiple collision domains in an
Ethernet network? (Choose two.)
*switch
*router
*switch
*router
* an increase in the number of devices attached to the hub
Refer to the exhibit. What is the order of the TCP/IP
Protocol Data Units as data is moved as indicated through the OSI model?
*bits, frames, packets, segments, data
*data, segments, packets, frames, bits
Refer to the exhibit. The connections in the exhibit are
labeled A through E. Which of these indicate LAN links? (Choose two.)
*link A
*link E
Refer to the
exhibit. The connections in the exhibit are labeled A through E. Which of these
indicate WAN links? (Choose three.)
*link B
*link C
*link D
Refer to the exhibit. Which type of UTP cable should be
used to connect Host A to Switch1?
*straight-through
Refer to the
exhibit. Which type of UTP cable should be used to connect Switch1 to Switch2?
*crossover
*crossover
*crossover cable
*crossover
*straight-through cable
A wireless
workstation must scan to find an available access point. What are two
characteristics of a wireless workstation in passive scanning mode? (Choose
two.)
*The wireless node listens for beacons from an access
point advertising an SSID and then attempts to join the network.
*The wireless node listens for a beacon from an access
point with the same WEP key and is allowed to authenticate to the WLAN.
Based on the graphic above, which of the following occurs
as each host system comes on line in the topology?
*The switch adds MAC address to the bridge table as each
host sends a frame.
How does a switch learn the addresses of hosts connected
to its ports?
*The switch reads the source MAC address on incoming
frames and records it in CAM.
*The switch sends the frame out ports 2, 3, and 4.
Refer to the exhibit. Which diagram represents the network
topology that an administrator would prefer, and why would the administrator
prefer it?
*Diagram A. It will better provide available bandwidth to
the hosts.
After an unsuccessful ping to the local router, the
technician decides to investigate the router. The technician observes that the
lights and fan on the router are not operational. In which layer of the OSI
model is the problem most likely occurring?
*physical
*physical
Refer to the
exhibit. What device does Device X represent in the graphic to allow PC1 to
ping PC4?
*router
A user initiates three simultaneous FTP connections from
the local host to the same FTP server. Which OSI layer is responsible for
establishing and managing these different FTP connections?
*session
Which
technologies are considered to be LAN technologies? (Choose two.)
*Token Ring
*Ethernet
A router interface has been assigned an IP address of
172.16.192.166 with a mask of 255.255.255.248. To which subnet does the IP
address belong?
*172.16.192.160
A NIC of a
computer has been assigned an IP address of 172.31.192.166 with a mask of
255.255.255.248. To which subnet does the IP address belong?
*172.31.192.160
What is the correct number of usable subnetworks and hosts
for the IP network address 192.168.35.0 subnetted with a /28 mask?
*14 networks / 14 hosts
What is the
correct number of usable subnetworks and hosts for the IP network address
192.168.99.0 subnetted with a /29 mask?
*30 networks / 6 hosts
*172.16.128.0 255.255.224.0
In the exhibit, the connections between the devices are
labeled A, B, C, D, and E. For each connection, what is the correct UTP cable
to use?
*A=rollover, B=straight, C=straight, D=crossover,
E=crossover
Refer to the
exhibit. Which type of cabling should be used at each of the connection points
shown?
*A-straight-through B-crossover C-straight-through D-fiber
E-straight-through
Refer to the exhibit. What must be configured on Host B to
allow it to communicate with the file server? (Choose three.)
*a unique host IP address
*the subnet mask for the LAN
*the default gateway address
*a unique host IP address
*the default gateway address
*the subnet mask for the LAN
*source MAC address: 5555.AAAA.6666
*destination IP address: 192.168.10.134
What is the decimal representation of the binary number
11111000?
*248
Which binary
number is a representation of the decimal number 248?
*11111000
A large company has a network that is constantly changing.
The routing tables in the routers need to be adjusted to reflect the changes in
the routing paths. What type of routing would the network administrator
implement?
*dynamic routing protocols
What type of
routing is it when the network administrator manually configures a route?
*static
Which network device creates the highest amount of
latency?
*router
*repeater
Why do vendors utilize the OSI model when designing
networking products?
*It ensures greater compatibility and interoperability
with equipment from different vendors.
Which type of address is 192.168.170.112/28?
*subnetwork address
*multicast address
A router determines the path to deliver a packet. What
layer of the OSI model does this fact represent?
*network
*session
Which layer of the OSI model defines the process of adding
the source and destination IP address to a data packet?
*network
Refer to the exhibit. Host A has been added to the
network. However, host A cannot communicate with the server B or the Internet.
All cables have been tested and are functioning to standards. At which layer of
the OSI model is this problem occurring?
*Layer 3
When the receiving workstation detects an error in the
data it has received, it does not acknowledge receipt of the data. The source
workstation retransmits the unacknowledged data. Which layer of the OSI model
supports this process of retransmission?
*transport
What are important characteristics to consider when
purchasing a network interface card? (Choose two.)
*media used on the network
*system bus used on the computer
Which subnet masks could be used when subnetting a Class B
IP address? (Choose two.)
*255.255.255.240
*255.255.192.0
Which subnet
masks would be valid for a subnetted Class B address? (Choose two.)
*255.255.252.0
*255.255.255.192
Refer to the exhibit. The network administrator wants to
create a subnet for the point-to-point connection between the two routers.
Which subnetwork mask would provide enough addresses for the point-to-point
link with the least number of wasted addresses?
*255.255.255.252
Refer to the
exhibit. The internetwork in the exhibit has been assigned the IP address
172.20.0.0. What would be the appropriate subnet mask to maximize the number of
networks available for future growth?
*255.255.252.0
-currently has 25 subnets-uses a Class B IP address-has a
maximum of 300 computers on any network segment-needs to leave the fewest
unused addresses in each subnet
What subnet mask is appropriate to use in this company?
*255.255.254.0
Which characteristics are common to both UDP and TCP?
(Choose two.)
*uses port numbers
*classified as a transport layer protocol
Refer to the diagram. Which statements describe the transfer
of data between Host A and the HTTP server? (Choose three.)
*Host A uses UDP and creates a three-way handshake to
synchronize sequence numbers. Window sizes are the same at the source and
destination. The number of acknowledgments sent is less than or equal to the
number of data segments received.
*Host A uses TCP and creates segments of data. Destination
port numbers are assigned dynamically and the source port number will be fixed
to 80.
*The transport layer is responsible for information flow
control as well as establishing, maintaining, and terminating virtual
connections between the client and server.
Two peer hosts are exchanging data using TFTP. During the
current session, a Cisco devices fails to arrive at the destination. Which
statement is true regarding the retransmission of the Cisco devices?
*Cisco devices retransmission is controlled by the
application.
Which protocols are TCP/IP application layer protocols?
(Choose two.)
*TFTP
*DNS
Which protocols
are TCP/IP application layer protocols? (Choose two.)
*FTP
*SMTP
*FTP uses TCP to establish a session before any data is
transferred.
*The TCP/IP stack of the local host is installed correctly.
*forces the retransmission of unacknowledged packets
*creates a virtual session between end-user applications
*is responsible for breaking messages into segments and
reassembling them at their destination
Which of the following statements are correct about
CSMA/CD? (Choose three.)
*It is a media access method used in LANs.
*When a device needs to transmit, it checks to see if the
media is available.
*Only one device can successfully transmit at a time.
*After the jam signal, all transmission stops for a random
period.
*When the backoff period expires, each host checks to see
whether the networking media is idle and then attempts to transmit.
*When the collision is detected, the hosts continue to
transmit using a jam pattern for a short time to ensure that all hosts detect
the collision.
Consider the networks shown in the exhibit. Host A is
sending packets to host B. Which layer of the OSI model is being used when the
router is making the calculated decision to determine which interface to send
the packet out?
*network
An Ethernet host receives a frame, calculates the FCS, and
compares the calculated FCS to the FCS received in the frame. The host finds
that the two FCS values do not match. What action will be taken by the host?
*The host discards the frame.
A computer technician is asked to make a network cable.
One end of the cable is pinned as a 568A and the other as a 568B. For what
purhuhus can this cable be used? (Choose two.)
*to connect a switch to a switch
*to connect a hub to a switch
Why would a company install a switch instead of a hub when
building or expanding a corporate network?
*A switch provides more bandwidth by sending frames only
out the port to which the destination device is attached. A hub sends the frame
out all ports except the source port.
Refer to the exhibit. A newly hired technician has a task
of terminating CAT 5 UTP cables. The network administrator visually examined
the cables the technician terminated. Some of the cables have connectors as
shown in the exhibit. What should the network administrator explain to the
technician about the cables?
*The cable in Graphic A will produce more crosstalk.
Refer to the topology in the graphic. Which characteristic
does this type of topology possess?
*Communication continues in the event of a break in any
one connection.
Which cable diagram displays the end to end pinout for a
console cable used with Cisco devices?
*Cable B
Which cable diagram displays the end to end pinout for a
crossover cable used with Cisco devices?
*Cable C
Refer to the exhibit. Workstation 1 pings the Fa0/1
interface of Router 1. Which MAC
address will workstation 1 obtain
during the ARP request for this communication?
*00-08-A3-B6-CE-02
Refer to the
received frame in the exhibit. In what two ways is the information from the
received frame used by a switch? (Choose two.)
*192.168.10.11 is left intact as the frame is forwarded.
*To make the forwarding decision, the switch looks in its
switch table for address aaaa.bbbb.cccc.
A technician is
testing connectivity between the devices using the ping command. Pings between
Host B and Host A were successful. The technician could not ping the R3 address
172.16.3.2 from Host A. The technician issued ipconfig from Host A and saw the
information displayed in the exhibit. What is the most likely problem?
*The default gateway of Host A is incorrect.
Refer to the exhibit. The physical documentation shows a
portion of the internetwork of the ABC Company. Which segments will be free of
collisions?
*segments 3, 4, and 5
The ping command can be used to test connectivity between
hosts. Which OSI model layers are verified by this test?
*Layers 1, 2 and
3
Which physical network topology is easy to monitor and
troubleshoot, easy to add new devices to as the network expands, but subject to
complete failure when a central hub or switch ceases to work?
*star
Which statement
describes a star topology?
*Each host is connected to a hub or switch, either of
which acts as a central point for all network connections.
*Network communication continues in the event of a break.
*The hub will be continually producing a jam signal.
*DSL
*Frame Relay
*100 Mbps
Refer to the
exhibit. What is the purpose of the highlighted address?
*It allows the NIC to communicate with other devices on
the same network.