final
What is the subnet ID associated with the IPv6 address 2001:DA48:FC5:A4:3D1B::1/64?
2001:DA48:FC5:A4::/64
What service is provided by HTTP?
A basic set
destination port number of 21
FTP
What mechanism is used by a router to prevent a received IPv4 packet from traveling endlessly on a network?
It decrements the value of the TTL field by 1 and if the result is 0, it discards the packet and sends a Time Exceeded message to the source host.
What is an advantage to using a protocol that is defined by an open standard?
It encourages
ISP diagramw H1
R1: G0/0
What is the purpose of the TCP sliding window?
to request
4 network display
128
Which subnet would include the address 192.168.1.96 as a usable host address?
192.168.1.64/26
Which protocol was responsible for building the table that is shown?
ARP
A client packet is received by a server. The packet has a destination port number of 67. What service is the client requesting?
DHCP
A client packet is received by a server. The packet has a destination port number of 53. What service is the client requesting?
DNS
Which type of server relies on record types such as A, NS, AAAA, and MX in order to provide services?
DNS
A user is attempting to access http://www.cisco.com/ without success.
DNS server default gateway
Which two statements are correct about MAC and IP addresses during data transmission if NAT is not involved?
Destination and source, Destination IP
Which range of link-local addresses can be assigned to an IPv6-enabled interface?
FE80::/10
destination port number of 80.
HTTP
What two pieces of information are displayed in the output of the show ip interface brief command?
IP addresses Layer 1 statuses
A client is using SLAAC to obtain an IPv6 address for its interface. After an address has been generated and applied to the interface, what must the client do before it can begin to use this IPv6 address?
It must send an ICMPv6 Neighbor Solicitation message to ensure that the address is not already in use on the network.
What service is provided by BOOTP?
Legacy
What attribute of a NIC would place it at the data link layer of the OSI model?
MAC address
What is an advantage for small organizations of adopting IMAP instead of POP?
Messages are kept
What is a benefit of using cloud computing in networking?
Network capabilities
What are two ICMPv6 messages
Router, Neighbor
A network administrator needs to keep the user ID, password,
SSH
A technician with a PC
The data flow is being tracked based on the source port number that is used by each application.
What service is provided by HTTPS?
Uses encryption to secure
What are two features of ARP?
if a device if a host
Which two functions are performed at the MAC sublayer of the OSI Data Link Layer to facilitate Ethernet communication?
integrates, implements
Network Characteristics
quality fault security
A disgruntled employee is using some free wireless networking tools
reconnaissance
Refer to the exhibit. If PC1 is sending a packet to PC2 and routing has been configured between the two routers, what will R1 do with the Ethernet frame header attached by PC1?
remove the Ethernet
Two pings were issued from a host on a local network.
Security rules
estination port number of 69
TFTP
What is the consequence of configuring a router with the ipv6 unicast-routing global configuration command?
The IPv6
What is the consequence of configuring a router with the ipv6 unicast-routing global configuration command?
The IPv6
What command can be used on a Windows PC to see the IP configuration of that computer?
ipconfig
What does the term "attenuation" mean in data communication?
loss of signal strength
What are two common causes of signal degradation when using UTP cabling?
low quality cable, improper
What three requirements are defined by the protocols used in network communcations to allow message transmission across a network?
message message delivery
Which two statements accurately describe an advantage or a disadvantage when deploying NAT for IPv4 in a network?
provides, introduces
A network administrator is designing the layout of a new wireless network. Which three areas of concern should be accounted for when building a wireless network?
security interference coverage area
Why would a Layer 2 switch need an IP address?
to enable the switch to be managed remotely
When a switch configuration includes a user-defined error threshold on a per-port basis, to which switching method will the switch revert when the error threshold is reached?
store-and-forward
Which switching method drops frames that fail the FCS check?
store-and-forward switching
What are the three parts of an IPv6 global unicast address?
subnet ID, global, interface
During the process of forwarding traffic,
switch the packet
A user sends an HTTP request to a web server
the MAC address of the default gateway
What characteristic describes antispyware?
applications
What are three characteristics of the CSMA/CD process?
a device, all, after
Which scenario describes a function provided by the transport layer?
a student has
What characteristic describes a VPN?
a tunneling protocol
What are two primary responsibilities of the Ethernet MAC sublayer?
accessing, data
If host A sends an IP packet to host B,
all B's
An IPv6 enabled device sends a data packet with the destination address of FF02::2. What is the target of this packet?
all IPv6 configured
Which two statements describe how to assess traffic flow patterns and network traffic types using a protocol analyzer?
capture traffic during, perform
A network administrator is adding a new LAN to a branch office.
255.255.255.0
What subnet mask is needed if an IPv4 network has 40 devices
192
A network administrator is adding a new LAN to a branch office. The new LAN must support 25 connected devices. What is the smallest network mask that the network administrator can use for the new network?
255.255.255.224
subnets A,B,C
255.255.255.240
A network administrator is adding a new LAN to a branch office. The new LAN must support 4 connected devices. What is the smallest network mask that the network administrator can use for the new network?
255.255.255.248
An organization is assigned an IPv6 address block
256
Three bank employees
A, F, W
Which three layers of the OSI model map to the application layer of the TCP/IP model?
A,S,P
What service is provided by Internet Messenger?
An application that allows real-time chatting among remote users.
What method is used to manage contention-based access on a wireless network?
CSMA/CA
What happens when the transport input ssh command is entered on the switch vty lines?
Communication between the switch and remote users is encrypted.
A network administrator notices that some newly installed Ethernet cabling is carrying corrupt and distorted data signals. The new cabling was installed in the ceiling close to fluorescent lights and electrical equipment. Which two factors may interfere with the copper cabling and result in signal distortion and data corruption?
EMI RFI
A new network administrator has been asked to enter a banner message on a Cisco device. What is the fastest way a network administrator could test whether the banner is properly configured?
Exit privileged EXEC mode and press Enter.
How does the service password-encryption command enhance password security on Cisco routers and switches?
It encrypts passwords that are stored in router or switch configuration files.
What is one main characteristic of the data link layer?
It shields
A host is trying to send a packet to a device on a remote LAN
It will send an ARP request for the MAC address of the default gateway.
Refer to the exhibit. PC1 issues an ARP request because it needs to send a packet to PC2. In this scenario, what will happen next?
PC2
Which two protocols operate at the top layer of the TCP/IP protocol suite?
POP DNS
Which connector is used with twisted-pair cabling in an Ethernet LAN?
RJ 45
What service is provided by DNS?
Resolves
What service is provided by POP3?
Retrieves email
Which two statements are correct in a comparison of IPv4 and IPv6 packet headers?
The Source Address, The Time-to-Live
Data is being sent from a source PC to a destination server. Which three statements correctly describe the function of TCP or UDP in this situation?
The source port field identifies the running application or service that will handle data returning to the PC.UDP segments are encapsulated within IP packets for transport across the network. The UDP destination port number identifies the application or service on the server which will handle the data.
Which value, that is contained in an IPv4 header field, is decremented by each router that receives a packet?
Time-to-Live
Which two traffic types use the Real-Time Transport Protocol (RTP)?
V, V
Which wireless technology has low-power and data rate requirements making it popular in home automation applications?
ZigBee
Which wireless technology has low-power and low-data rate requirements making it popular in IoT environments?
Zigbee
A company has a file server that shares a folder named Public. The network security policy specifies that the Public folder is assigned Read-Only rights to anyone who can log into the server while the Edit rights are assigned only to the network admin group. Which component is addressed in the AAA network service framework?
authorization
Which layer of the TCP/IP model provides a route
internet
An administrator defined a local user account with a secret password on router R1 for use with SSH. Which three additional steps are required to configure R1 to accept only encrypted SSH connections?
configure the, generate the, enable ssh
A network technician is researching the use of fiber optic cabling
different termination, higher data
What are two functions that are provided by the network layer?
directing data, providing
Which two statements describe features of an IPv4 routing table on a router?
directly, if a
Which frame field is created by a source node and used by a destination node to ensure that a transmitted data signal has not been altered by interference, distortion, or signal loss?
frame check sequence field
What two ICMPv6 message types
nieghbor nieghbor
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
A wired laser printer is attached to a home computer. That printer has been shared so that other computers on the home network can also use the printer. What networking model is in use?
peer-to-peer
What are three commonly followed standards for constructing and installing cabling?
pinouts, cable, connector types
Which two functions are performed at the LLC sublayer of the OSI Data Link Layer to facilitate Ethernet communication?
places, enables
Which two commands can be used on a Windows host to display the routing table?
route print, netstat -r
What characteristic describes spyware?
software
What characteristic describes adware?
software that is installed on a user device and collects information about the user
What are two problems that can be caused by a large number of ARP request and reply messages?
the arp request is, a large number of arp
Which information does the show startup-config command display?
the contents of the saved configuration file in the NVRAM
What three facts
the defualt, the switch, one
Users are reporting longer delays
the network performance baseline
What characteristic describes identity theft?
the use of stolen credentials to access private data
A user is complaining that an external web page
tracert
What technique is used with UTP cable to help protect against signal interference from crosstalk?
twisting
What are the two most effective ways to defend against malware?
update, install
A user is executing a tracert to a remote device. At what point would a router, which is in the path to the destination device, stop forwarding the packet?
when the value in
Users report that the network access is slow. After questioning the employees, the network administrator learned that one employee downloaded a third-party scanning program for the printer. What type of malware might be introduced that causes slow performance of the network?
worm
A host is trying to send a packet to a device on a remote LAN segment, but there are currently no mappings in its ARP cache. How will the device obtain a destination MAC address?
It will send an ARP request for the MAC address of the default gateway.
A client packet is received by a server. The packet has a destination port number of 110. What service is the client requesting?
POP3
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 administrator must first enter privileged EXEC mode before issuing the command.
What will happen if the default gateway address is incorrectly configured on a host?
The host cannot communicate with hosts in other networks.
The global configuration command ip default-gateway 172.16.100.1 is applied to a switch.
The switch can be remotely managed from a host on another network.
Refer to the exhibit. What is wrong with the displayed termination?
The untwisted length of each wire is too long.
Which type of security threat would be responsible if a spreadsheet add-on disables the local software firewall?
Trojan horse
What are two characteristics of IP?
does not, operates
What two security solutions are most likely to be used only in a corporate environment?
intrusion, virtual
What characteristic describes a virus?
malicious software
What characteristic describes a Trojan horse?
malicious software or code running on an end device
A group of Windows PCs in a new subnet has been added to an Ethernet network. When testing the connectivity, a technician finds that these PCs can access local network resources but not the Internet resources. To troubleshoot the problem, the technician wants to initially confirm the IP address and DNS configurations on the PCs, and also verify connectivity to the local router. Which three Windows CLI commands and utilities will provide the necessary information?
ping ipconfig nslookup
What are two characteristics shared by TCP and UDP?
port, use
What are proprietary protocols?
protocols developed by organizations
What is a function of the data link layer?
provides for the exchange of frames over a common local media
Refer to the exhibit. On the basis of the output, which two statements about network connectivity are correct?
there are 4, there is connectivity