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WorksheetsCisco ITN Final Exam Review
Total questions: 45
Worksheet time: 45mins
Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?
internet
extranet
intranet
extendednet
A small business user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used?
DSL
dial-up
cell modem
cable modem
Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem?
The entire command, configure terminal, must be used.
The administrator is already in global configuration mode.
The administrator must first enter privileged EXEC mode before issuing the command.
The administrator must connect via the console port to access global configuration mode.
Which keys act as a hot key combination that is used to interrupt an IOS process?
Ctrl-Shift-X
Ctrl-Shift-6
Ctrl-Z
Ctrl-C
Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses Telnet to connect to the switch, which password is needed to access user EXEC mode?
letmein
secretin
lineconin
linevtyin
A network administrator enters the service password-encryption command into the configuration mode of a router. What does this command accomplish?
This command encrypts passwords as they are transmitted across serial WAN links.
This command prevents someone from viewing the running configuration passwords.
This command enables a strong encryption algorithm for the enable secret password command.
This command provides an exclusive encrypted password for external service personnel who are required to do router maintenance.Navigation Bar This command provides an exclusive encrypted password for external service personnel who are required to do router maintenance.
What is the purpose of the SVI on a Cisco switch?
The SVI provides a physical interface for remote access to the switch.
The SVI provides a faster method for switching traffic between ports on the switch.
The SVI adds Layer 4 connectivity between VLANs.
The SVI provides a virtual interface for remote access to the switch.
Which message delivery option is used when all devices need to receive the same message simultaneously?
duplex
unicast
multicast
broadcast
Which two protocols function at the internet layer? (Choose two.)
POP
BOOTP
ICMP
IP
PPP
What PDU is associated with the transport layer?
segment
packet
frame
bits
What is done to an IP packet before it is transmitted over the physical medium?
It is tagged with information guaranteeing reliable delivery.
It is segmented into smaller individual pieces.
It is encapsulated into a TCP segment.
It is encapsulated in a Layer 2 frame.
What type of communication medium is used with a wireless LAN connection?
fiber
radio waves
microwave
UTP
In addition to the cable length, what two factors could interfere with the communication carried over UTP cables? (Choose two.)
crosstalk
bandwidth
size of the network
signal modulation technique
electromagnetic interference
What are the two sublayers of the OSI model data link layer? (Choose two.)
internet
phyiscal
LLC
transport
MAC
A technician has been asked to develop a physical topology for a network that provides a high level of redundancy. Which physical topology requires that every node is attached to every other node on the network?
bus
hierarchical
mesh
ring
What type of communication rule would best describe CSMA/CD?
access method
flow control
message encapsulation
message encoding
If data is being sent over a wireless network, then connects to an Ethernet network, and eventually connects to a DSL connection, which header will be replaced each time the data travels through a network infrastructure device?
layer 3
data link
physical
layer 4
What best describes the destination IPv4 address that is used by multicasting?
a single IP multicast address that is used by all destinations in a group
an IP address that is unique for each destination in the group
a group address that shares the last 23 bits with the source IPv4 address
a 48 bit address that is determined by the number of members in the multicast group
In an Ethernet network, when a device receives a frame of 1200 bytes, what will it do?
drop the frame
process the frame as is
send an error message to the sending device
add random data bytes to make the frame 1518 bytes long and then forward it
What important information is examined in the Ethernet frame header by a Layer 2 device in order to forward the data onward?
source MAC address
source IP address
destination MAC address
destination IP address
What is a characteristic of a fault tolerant network?
a network that protects confidential information from unauthorized access
a network that can expand quickly to support new users and applications without impacting the performance of the service delivered to existing users
a network that supports a mechanism for managing congestion and ensuring reliable delivery of content to all users
a network that recovers quickly when a failure occurs and depends on redundancy to limit the impact of a failure
Three bank employees are using the corporate network. The first employee uses a web browser to view a company web page in order to read some announcements. The second employee accesses the corporate database to perform some financial transactions. The third employee participates in an important live audio conference with other corporate managers in branch offices. If QoS is implemented on this network, what will be the priorities from highest to lowest of the different data types?
audio conference, financial transactions, web page
financial transactions, web page, audio conference
audio conference, web page, financial transactions
financial transactions, audio conference, web page
An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes?
to restart the ping process
to interrupt the ping process
to exit to a different configuration mode
to allow the user to complete the command
Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses a console connection to connect to the switch, which password is needed to access user EXEC mode?
letmein
secretin
lineconin
linevtyin
On which switch interface would an administrator configure an IP address so that the switch can be managed remotely?
FastEthernet0/1
VLAN 1
vty 0
console 0
What is an advantage to using a protocol that is defined by an open standard?
A company can monopolize the market.
The protocol can only be run on equipment from a specific vendor.
An open standard protocol is not controlled or regulated by standards organizations.
It encourages competition and promotes choices.
Which two OSI model layers have the same functionality as two layers of the TCP/IP model? (Choose two.)
data link
network
physical
transport
Which name is assigned to the transport layer PDU?
bits
data
frame
packet
segment
A network administrator is troubleshooting connectivity issues on a server. Using a tester, the administrator notices that the signals generated by the server NIC are distorted and not usable. In which layer of the OSI model is the error categorized?
presentation layer
network layer
physical layer
data link layer
What is a characteristic of UTP cabling?
cancellation
cladding
immunity to hazards
woven braid with plastic foil
A network team is comparing physical WAN topologies for connecting remote sites to a headquarters building. Which topology provides high availability and connects some, but not all, remote sites?
mesh
partial mesh
point-to-point
hub and spoke
What method is used to manage contention-based access on a wireless network?
CSMA/CD
token passing
CSMA/CA
wireless access
Which frame forwarding method receives the entire frame and performs a CRC check to detect errors before forwarding the frame?
cut-through switching
store-and-forward switching
fragment-free switching
fast-forward switching
What addresses are mapped by ARP?
destination MAC address to a destination IPv4 address
destination IPv4 address to the source MAC address
destination IPv4 address to the destination host name
destination MAC address to the source IPv4 address
What is the dotted decimal representation of the IPv4 address 11001011.00000000.01110001.11010011?
192.0.2.199
198.51.100.201
203.0.113.211
209.165.201.223
What are the three ranges of IP addresses that are reserved for internal private use? (Choose three.)
10.0.0.0/8
64.100.0.0/14
172.16.0.0/12
192.168.0.0/16
172.64.18.4/12
What purpose does NAT64 serve in IPv6?
It converts IPv6 packets into IPv4 packets.
It translates private IPv6 addresses into public IPv6 addresses.
It enables companies to use IPv6 unique local addresses in the network.
It converts regular IPv6 addresses into 64-bit addresses that can be used on the Internet.
What is a key characteristic of the peer-to-peer networking model?
wireless networking
social networking without the Internet
network printing using a print server
resource sharing without a dedicated server
A technician can ping the IP address of the web server of a remote company but cannot successfully ping the URL address of the same web server. Which software utility can the technician use to diagnose the problem?
nslookup
netstat
ipconfig
tracert
A wireless host needs to request an IP address. What protocol would be used to process the request?
FTP
HTTP
DHCP
SNMP
When applied to a router, which command would help mitigate brute-force password attacks against the router?
exec-timeout 30
service password-encryption
banner motd $Max failed logins = 5$
login block-for 60 attempts 5 within 60
Where are Cisco IOS debug output messages sent by default?
memory buffers
vty lines
syslog
console line
A network technician suspects that a particular network connection between two Cisco switches is having a duplex mismatch. Which command would the technician use to see the Layer 1 and Layer 2 details of a switch port?
show interfaces
show running-config
show ip interface brief
show mac-address-table
Which example of malicious code would be classified as a Trojan horse?
malware that can automatically spread from one system to another by exploiting a vulnerability in the target
malware that requires manual user intervention to spread between systems
malware that was written to look like a video game
malware that attaches itself to a legitimate program and spreads to other programs when launched
Which domain name would be an example of a top-level domain?
www.cisco.com
cisco.com
.com
root.cisco.com
