What is accomplished by segmenting a LAN with a bridge?
(True)increase large collision domains
reduce large collision domains
reduce small broadcast domains
increase small broadcast domains
How many Telnet sessions can take place simultaneously on a router running a sta
ndard edition of the IOS?
What is a disadvantage of cut-through switching?
(True)no error checking
a decrease in error checking
decrease in number of collision domains
decrease in bandwidth
Which of the following are data link layer encapsulation details? (Choose two.)
(True)Packets are put into frames.
Data is packaged into a packet.
Data is segmented into segments.
Data is converted for Internet travel.
(True)An address is added to identify the directly connected device.
Select the characteristics specified by 10BaseT. (Choose three.)
(True)twisted pair cable
T style connectors
10 gigabits per second data rate
(True)10 megabits per second data rate
decimal encoded data transmission
A LAN is to be added to an unused router Ethernet interface. What steps must be
performed to configure this interface to allow connectivity to the hosts on this
LAN? (Choose two.)
(True)Enter the command no shutdown.
A password must be set on the interface.
The interface DCE clock rate must be set.
The interface must be configured for virtual terminal access.
(True)The interface must be configured with an IP address and subnet mask.
The router must be put in setup mode in order for the interface to be configured
Which media types can be used in an implementation of a 10BASE-T network? (Choos
Category 5 UTP (True)
Category 5e UTP (True)
Category 3 UTP (True)
single mode fiber
If 4 bits are borrowed from the host field of a Class C address to create subnet
s, what will the range of usable host addresses be in the last subnet?
.224 to .239
.225 to .239
.225 to .254
.241 to .254
.241 to .255
(True).240 to .255
Which of the following describe how a device on a LAN builds a table of MAC addr
esses? (Choose two.)
(True)by monitoring the traffic that occurs on the local network segment
via FTP from the nearest router
by sending a request to the nearest domain name server
(True)by broadcasting an ARP request
Which of the following best describes how the Gigabit Ethernet, Media Access Con
trol method views the link?
What is the purpose of Positive Acknowledgment and Retransmission (PAR)?
PAR allows the presentation layer to request that data be resent in a format the
destination host can process.
PAR provides a mechanism for the receiving device to request that all segments b
e retransmitted if one segment is corrupt.
(True)PAR helps ensure that a number of data segments sent by one host are received b
y another host before additional data segments are sent.
PAR is used to renegotiate the window size during the synchronization process.
Which criteria identify a Class B address? (Choose two.)
decimal number in first octet between 127-191
decimal number in first octect between 128-192
(True)decimal number in first octect between 128-191
first bit of binary IP address is 0
(True)first two bits of binary IP address are 10
first three bits of IP binary address are 110
An administrator has made routing protocol changes to a router's configuration.
To ensure that the changes are implemented, the active configuration is saved an
d the router is reloaded. After the router has initialized, the output on the sc
reen displays "Would you like to enter the initial configuration dialog?[yes/no]
:" Why did this dialog appear?
There was a POST failure.
The incorrect IOS loaded.
There was an error in the startup configuration file.
(True)The configuration register was set to ignore NVRAM.
What operations are performed during router initialization? (Choose three.)
(True)The IOS is loaded into RAM.
(True)The generic bootstrap loader tests all interfaces.
All directly connected network devices are identified.
(True)A valid configuration file is loaded from NVRAM if specified by the configurati
A question driven setup menu is presented if a valid configuration file cannot b
For a network manager planning the installation of a new network, which of the f
ollowing will be needed to implement a typical 10BASE-T network installation? (C
RJ-48 patch cables
RJ-45 connectors (True)
Category 5 UTP cables (True)
hubs or switches (True)
A company with a Class B license needs to have a minimum of 1,000 subnets with e
ach subnet capable of accommodating 50 hosts. Which mask below is the appropriat
A network administrator can establish a remote session to a host using the Route
r> telnet 192.168.1.1 command but is unsuccessful when using the Router> telnet
Boston command to connect to the same interface. Which of the following could be
the problem? (Choose two.)
(True)The ip host table on the router is not configured.
The command telnet Boston was issued from the wrong router prompt.
The routing table is missing.
(True)Domain name services are not available.
Which of the following network components would be considered Layer 1 devices? (
What is the maximum distance that 10BASE-T will transmit data before signal atte
nuation affects the data delivery?
What is the result of executing the erase startup-config command?
It deletes the active configuration file from RAM.
(True)It deletes the backup configuration file in NVRAM.
It deletes the saved configuration file from ROM.
It deletes the saved configuration file from the C: drive.
Which of the following imposes boundaries on broadcast traffic?
Which utility shows the route a packet takes to reach its destination?
Which device is considered a multi-port bridge?
What organization developed the TCP/IP reference model?
Internet Engineering Task Force (IETF)
National Intstitute of Standards and Technology (NIST)
Department of the Navy (DoN)
Department of Defense (DoD) (True)
Massachusetts Institute of Technology (MIT)
25 Which of the following is true regarding CDP and the graphic shown?
CDP running on Router D will gather information about routers A, B, C, and E.
(True)By default, Router A will receive CDP advertisements from routers B and C.
If routers D and E are running different routing protocols, they will not exchan
ge CDP information.
Router E can use CDP to identify the IOS running on Router B.
How would an administrator configure a static route for use if a primary route f
configure the route with a metric greater than the default value
configure the route and the router will activate it as needed
configure the route to activate by using the redistribute static command
(True)configure the route with an administrative distance greater than the default va
Convert the Hexadecimal number A2 into its Base 10 equivalent. Select the correc
t answer from the list below.
What happens on an Ethernet network after a collision occurs? (Choose three.)
(True)A backoff algorithm is invoked and transmission is stopped.
Devices involved in the collision have a random period of time for priority retr
ansmission of the damaged packet.
The devices involved in the collision release a token indicating the time each s
tation may begin retransmitting.
(True)The devices involved in the collision do not have priority to transmit data.
(True)The devices with data to transmit return to a listen-before-transmit mode.
Transmit work will restart with the reissuance of all data.
Which of the following types of networks pass a token sequentially to each host?
What is the length of a MAC address?
31 Which of the following are TCP services? (Choose three.)
(True)reliability of data delivery
Routers have different types of memory. Choose the answer that describes RAM.
(True)provides working storage
stores a fully functional IOS image
stores the startup configuration file
initializes the code used in router startup
Which command will display routing table information about all known networks an
Router# show ip interfaces
Router# show ip connections
(True)Router# show ip route
Router# show ip networks
Which of the following statements describe distance vector routing updates? (Cho
Topology changes are transmitted to all routers at once.
(True)Routers send their entire routing tables in distance vector updates.
(True)Path cost metrics for each route are included in the updates.
Periodic updates are sent directly to every router in the network.
(True)Routing updates are sent periodically to adjacent routers.
Routers send only the state of their own links in distance vector updates.
Which ICMP message type notifies source hosts that a receiving host or network i
s not available?
How many total subnets are created by applying the subnet mask 255.255.252.0 to
a Class B network?
Which of the following conditions will cause a router using holddown timers to i
gnore an update?
an update from a different router with a better metric
an update from a different router with a poorer metric
an update from the same router with a better metric
(True)an update from the same router with a poorer metric
Which IP packet field will prevent endless loops?
Which of the following is a network type that is widely used in dialup networking?
extended shared media
When a network administrator applies the subnet mask 255.255.255.248 to a Class
A address, for any given subnet, how many IP addresses are available to be assig
ned to devices?
Cisco Discovery Protocol (CDP) operates at which OSI Layer?
(True)data link layer
Which protocol can be used to load or retrieve Cisco IOS images to or from a rou
Which of the following is a transport layer protocol of the TCP/IP model?
Which of the following is created with switched full-duplex transmission?
more collision domains
fewer collision domains
(True)no collision domains
no increase in broadcast domains
more broadcast domains
Which of the following IP addresses are broadcast addresses if the subnet mask i
s 255.255.255.240? (Choose three.)
46 What type of routing uses information that is manually entered into the routi
What is used to resolve known IP addresses to unknown MAC addresses?
Which of the following OSI layers offers reliable, connection-oriented data comm
Which of the following are benefits of creating a subnetwork structure in an IP
network? (Choose three.)
permits network address duplication
(True)allows for address flexibility
(True)prevents address replication
provides broadcast containment
(True)adds low-level security
allows for more network hosts available
How many IP addresses can be assigned to host devices on each subnet of a Class
B network with a subnet mask of 255.255.255.248?
After a Telnet session has been suspended, which actions will restart the sessio
n? (Choose two.)
(True)pressing Enter to restart the most recent session
(True)using the resume command followed by a session ID
typing the session ID followed by pressing Enter
using the resume command followed by the IP address
Which layer of the OSI model covers physical media?
Which protocol is used by FTP to transfer files over the Internet?
Which of the following factors should be considered when selecting a routing pro
tocol to be implemented in an enterprise network? (Choose three.)
(True)router memory requirements
spanning tree size
(True)router processor capability
flow control capability
A ping 22.214.171.124 command is issued on workstation A to determine if workstation
B can be reached. What events will occur if this command is successful? (Choose
The router will block the ping request message.
The router will reply to the echo request with a proxy ping response.
Workstation A will send a UDP ping request message to workstation B.
Workstation B will send a UDP ping reply message to workstation A.
(True)Workstation A will send an ICMP echo request message to workstation B.
(True)Workstation B will send an ICMP echo reply message to workstation A.
Which mode will a router enter if it is unable to locate a valid startup configu
ration file during the boot process?
Which protocol of the TCP/IP model internet layer provides connectionless, best-
effort-delivery of datagrams?
Which of the following does a router use to make a forwarding decision?
(True)destination IP address
source IP address
Routers have different types of memory. Choose the answer that describes NVRAM.
provides working storage
stores a fully functional IOS image
(True)stores the startup configuration file
initializes the code that is used to boot the router
Which statement is correct concerning routing and routed protocols?
A routed protocol allows the routers to communicate with other routers and maint
ain tables for a routing protocol.
(True)A routing protocol allows routers to communicate with other routers and maintai
n tables for a routed protocol.
Routers only need to use routing protocols to work properly.
There is no difference between routed and routing protocols.