Question 1

Which configuration is needed to generate an RSA key for SSH on a router?

Accepted Answer

A)  Configure VTY access. 
B)  Configure the version of SSH. 
C)  Assign a DNS domain name. 
D)  Create a user with a password. 
A)  Configure VTY access. 
B)  Configure the version of SSH. 
C)  Assign a DNS domain name. 
D)  Create a user with a password.

Question 2

Which two statements about VTP are true? (Choose two.)

Accepted Answer

A)  All switches must be configured with the same VTP domain name 
B)  All switches must be configured to perform trunk negotiation 
C)  All switches must be configured with a unique VTP domain name 
D)  The VTP server must have the highest revision number in the domain 
E)  All switches must use the same VTP version 
A)  All switches must be configured with the same VTP domain name 
B)  All switches must be configured to perform trunk negotiation 
C)  All switches must be configured with a unique VTP domain name 
D)  The VTP server must have the highest revision number in the domain 
E)  All switches must use the same VTP version

Question 3

Refer to the exhibit. The entire contents or the MAC address table are shown. Sales-4 sends a data frame to Sales-1.   What does the switch do as it receives the frame from Sales-4?

Accepted Answer

A)  Map the Layer 2 MAC address to the Layer 3 IP address and forward the frame. 
B)  Insert the source MAC address and port into the forwarding table and forward the frame to Sales-1. 
C)  Perform a lookup in the MAC address table and discard the frame due to a missing entry. 
D)  Flood the frame out of all ports except on the port where Sales-1 is connected. 
A)  Map the Layer 2 MAC address to the Layer 3 IP address and forward the frame. 
B)  Insert the source MAC address and port into the forwarding table and forward the frame to Sales-1. 
C)  Perform a lookup in the MAC address table and discard the frame due to a missing entry. 
D)  Flood the frame out of all ports except on the port where Sales-1 is connected.

Question 4

A user configured OSPF and advertised the Gigabit Ethernet interface in OSPF. By default, which type of OSPF network does this interface belong to?

Accepted Answer

A)  point-to-multipoint 
B)  point-to-point 
C)  broadcast 
D)  nonbroadcast 
A)  point-to-multipoint 
B)  point-to-point 
C)  broadcast 
D)  nonbroadcast

Question 5

When a client and server are not on the same physical network, which device is used to forward requests and replies between client and server for DHCP?

Accepted Answer

A)  DHCPOFFER 
B)  DHCP relay agent 
C)  DHCP server 
D)  DHCPDISCOVER 
A)  DHCPOFFER 
B)  DHCP relay agent 
C)  DHCP server 
D)  DHCPDISCOVER

Question 6

Refer to the exhibit. Which route does R1 select for traffic that is destined to 192.168.16.2?

Accepted Answer

A)  192.168.16.0/21 
B)  192.168.16.0/24 
C)  192.168.26.0/26 
D)  192.168.16.0/27 
A)  192.168.16.0/21 
B)  192.168.16.0/24 
C)  192.168.26.0/26 
D)  192.168.16.0/27

Question 7

Refer to the exhibit. How does SW2 interact with other switches in this VTP domain?

Accepted Answer

A)  It transmits and processes VTP updates from any VTP clients on the network on its trunk ports. 
B)  It processes VTP updates from any VTP clients on the network on its access ports. 
C)  It receives updates from all VTP servers and forwards all locally configured VLANs out all trunk ports. 
D)  It forwards only the VTP advertisements that it receives on its trunk ports. 
A)  It transmits and processes VTP updates from any VTP clients on the network on its trunk ports. 
B)  It processes VTP updates from any VTP clients on the network on its access ports. 
C)  It receives updates from all VTP servers and forwards all locally configured VLANs out all trunk ports. 
D)  It forwards only the VTP advertisements that it receives on its trunk ports.

Question 8

Which feature or protocol is required for an IP SLA to measure UDP jitter?

Accepted Answer

A)  LLDP 
B)  EEM 
C)  CDP 
D)  NTP 
A)  LLDP 
B)  EEM 
C)  CDP 
D)  NTP

Question 9

What is the primary difference between AAA authentication and authorization?

Accepted Answer

A)  Authentication identifies and verifies a user who is attempting to access a system, and authorization controls the tasks the user can perform. 
B)  Authentication controls the system processes a user can access, and authorization logs the activities the user initiates. 
C)  Authentication verifies a username and password, and authorization handles the communication between the authentication agent and the user database. 
D)  Authentication identifies a user who is attempting to access a system, and authorization validates the user's password. 
A)  Authentication identifies and verifies a user who is attempting to access a system, and authorization controls the tasks the user can perform. 
B)  Authentication controls the system processes a user can access, and authorization logs the activities the user initiates. 
C)  Authentication verifies a username and password, and authorization handles the communication between the authentication agent and the user database. 
D)  Authentication identifies a user who is attempting to access a system, and authorization validates the user's password.

Question 10

What is the primary effect of the spanning-tree portfast command?

Accepted Answer

A)  It immediately enables the port in the listening state. 
B)  It immediately puts the port into the forwarding state when the switch is reloaded. 
C)  It enabled BPDU messages. 
D)  It minimizes spanning-tree convergence time. 
A)  It immediately enables the port in the listening state. 
B)  It immediately puts the port into the forwarding state when the switch is reloaded. 
C)  It enabled BPDU messages. 
D)  It minimizes spanning-tree convergence time.

Question 11

Refer to the exhibit. An extended ACL has been configured and applied to router R2. The configuration failed to work as intended. Which two changes stop outbound traffic on TCP ports 25 and 80 to 10.0.20.0/26 from the 10.0.10.0/26 subnet while still allowing all other traffic? (Choose two.)

Accepted Answer

A)  Add a "permit ip any any" statement at the end of ACL 101 for allowed traffic. 
B)  Add a "permit ip any any" statement to the beginning of ACL 101 for allowed traffic. 
C)  The ACL must be moved to the Gi0/1 interface outbound on R2. 
D)  The source and destination IPs must be swapped in ACL 101. 
E)  The ACL must be configured the Gi0/2 interface inbound on R1. 
A)  Add a "permit ip any any" statement at the end of ACL 101 for allowed traffic. 
B)  Add a "permit ip any any" statement to the beginning of ACL 101 for allowed traffic. 
C)  The ACL must be moved to the Gi0/1 interface outbound on R2. 
D)  The source and destination IPs must be swapped in ACL 101. 
E)  The ACL must be configured the Gi0/2 interface inbound on R1.

Question 12

Which two characteristics are representative of a link-state routing protocol? (Choose two.)

Accepted Answer

A)  provides common view of entire topology 
B)  exchanges routing tables for its own routes with neighbor 
C)  calculates feasible path 
D)  utilizes event-triggered updates 
E)  utilizes frequent periodic updates 
A)  provides common view of entire topology 
B)  exchanges routing tables for its own routes with neighbor 
C)  calculates feasible path 
D)  utilizes event-triggered updates 
E)  utilizes frequent periodic updates

Question 13

Which option best describes an API?

Accepted Answer

A)  a contract that describes how various components communicate and exchange data with each other 
B)  an architectural style (versus a protocol) for designing applications 
C)  a stateless client-server model 
D)  request a certain type of data by specifying the URL path that models the data 
A)  a contract that describes how various components communicate and exchange data with each other 
B)  an architectural style (versus a protocol) for designing applications 
C)  a stateless client-server model 
D)  request a certain type of data by specifying the URL path that models the data

Question 14

Two switches are connected and using Cisco Dynamic Trunking Protocol. SW1 is set to Dynamic Auto and SW2 is set to Dynamic Desirable. What is the result of this configuration?

Accepted Answer

A)  The link becomes an access port. 
B)  The link is in an error disabled state. 
C)  The link is in a down state. 
D)  The link becomes a trunk port. 
A)  The link becomes an access port. 
B)  The link is in an error disabled state. 
C)  The link is in a down state. 
D)  The link becomes a trunk port.

Question 15

Which statement about VLAN configuration is true?

Accepted Answer

A)  The switch must be in VTP server or transparent mode before you can configure a VLAN 
B)  The switch must be in config-vlan mode before you configure an extended VLAN 
C)  Dynamic inter-VLAN routing is supported on VLAN2 through VLAN 4064 
D)  A switch in VTP transparent mode save the VLAN databases to the running configuration only 
A)  The switch must be in VTP server or transparent mode before you can configure a VLAN 
B)  The switch must be in config-vlan mode before you configure an extended VLAN 
C)  Dynamic inter-VLAN routing is supported on VLAN2 through VLAN 4064 
D)  A switch in VTP transparent mode save the VLAN databases to the running configuration only

Question 16

In software defined architectures, which plane is distributed and responsible for traffic forwarding?

Accepted Answer

A)  management plane 
B)  policy plane 
C)  data plane 
D)  control plane 
A)  management plane 
B)  policy plane 
C)  data plane 
D)  control plane

Question 17

Where is the interface between the control plane and data plane within the software-defined architecture?

Accepted Answer

A)  application layer and the management layer 
B)  application layer and the infrastructure layer 
C)  control layer and the application layer 
D)  control layer and the infrastructure layer 
A)  application layer and the management layer 
B)  application layer and the infrastructure layer 
C)  control layer and the application layer 
D)  control layer and the infrastructure layer

Question 18

Refer to the exhibit. After you apply the given configuration to a router, the DHCP clients behind the device cannot communicate with hosts outside of their subnet. Which action is most likely to correct the problem?

Accepted Answer

A)  Configure the dns server on the same subnet as the clients 
B)  Activate the dhcp pool 
C)  Correct the subnet mask 
D)  Configure the default gateway 
A)  Configure the dns server on the same subnet as the clients 
B)  Activate the dhcp pool 
C)  Correct the subnet mask 
D)  Configure the default gateway

Question 19

How do TCP and UDP differ in the way they provide reliability for delivery of packets?

Accepted Answer

A)  TCP does not guarantee delivery or error checking to ensure that there is no corruption of data, UDP provides message acknowledgement and retransmits data if lost. 
B)  TCP provides flow control to avoid overwhelming a receiver by sending too many packets at once, UDP sends packets to the receiver in a continuous stream without checking. 
C)  TCP is a connectionless protocol that does not provide reliable delivery of data; UDP is a connection-oriented protocol that uses sequencing to provide reliable delivery. 
D)  TCP uses windowing to deliver packets reliably; UDP provides reliable message transfer between hosts by establishing a three-way handshake. 
A)  TCP does not guarantee delivery or error checking to ensure that there is no corruption of data, UDP provides message acknowledgement and retransmits data if lost. 
B)  TCP provides flow control to avoid overwhelming a receiver by sending too many packets at once, UDP sends packets to the receiver in a continuous stream without checking. 
C)  TCP is a connectionless protocol that does not provide reliable delivery of data; UDP is a connection-oriented protocol that uses sequencing to provide reliable delivery. 
D)  TCP uses windowing to deliver packets reliably; UDP provides reliable message transfer between hosts by establishing a three-way handshake.

Question 20

Which value is used to determine the active router in an HSRP default configuration?

Accepted Answer

A)  Router loopback address 
B)  Router IP address 
C)  Router priority 
D)  Router tracking number 
A)  Router loopback address 
B)  Router IP address 
C)  Router priority 
D)  Router tracking number

Exam 4: Cisco Certified Network Associate (CCNA)

Which configuration is needed to generate an RSA key for SSH on a router?

Which two statements about VTP are true? (Choose two.)

Refer to the exhibit. The entire contents or the MAC address table are shown. Sales-4 sends a data frame to Sales-1. What does the switch do as it receives the frame from Sales-4?

A user configured OSPF and advertised the Gigabit Ethernet interface in OSPF. By default, which type of OSPF network does this interface belong to?

When a client and server are not on the same physical network, which device is used to forward requests and replies between client and server for DHCP?

Refer to the exhibit. Which route does R1 select for traffic that is destined to 192.168.16.2?

Refer to the exhibit. How does SW2 interact with other switches in this VTP domain?

Which feature or protocol is required for an IP SLA to measure UDP jitter?

What is the primary difference between AAA authentication and authorization?

What is the primary effect of the spanning-tree portfast command?

Refer to the exhibit. An extended ACL has been configured and applied to router R2. The configuration failed to work as intended. Which two changes stop outbound traffic on TCP ports 25 and 80 to 10.0.20.0/26 from the 10.0.10.0/26 subnet while still allowing all other traffic? (Choose two.)

Which two characteristics are representative of a link-state routing protocol? (Choose two.)

Which option best describes an API?

Two switches are connected and using Cisco Dynamic Trunking Protocol. SW1 is set to Dynamic Auto and SW2 is set to Dynamic Desirable. What is the result of this configuration?

Which statement about VLAN configuration is true?

In software defined architectures, which plane is distributed and responsible for traffic forwarding?

Where is the interface between the control plane and data plane within the software-defined architecture?

Refer to the exhibit. After you apply the given configuration to a router, the DHCP clients behind the device cannot communicate with hosts outside of their subnet. Which action is most likely to correct the problem?

How do TCP and UDP differ in the way they provide reliability for delivery of packets?

Which value is used to determine the active router in an HSRP default configuration?

Supporting Cisco Data Center System Devices (DCTECH)

Cisco Certified Technician Routing & Switching (RSTECH)

Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS)

Managing Industrial Networks with Cisco Networking Technologies (IMINS)

DevNet Associate (DEVASC)

Conducting Forensic Analysis and Incident Response Using Cisco CyberOps Technologies (CBRFIR)

Implementing Cisco Enterprise Advanced Routing and Services (ENARSI)

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Implementing Cisco Enterprise Wireless Networks (300-430 ENWLSI)

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Implementing Cisco Service Provider Advanced Routing Solutions (SPRI)

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Configuring Cisco MDS 9000 Series Switches (DCSAN)

Implementing Cisco Application Centric Infrastructure - Advanced

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Securing Networks with Cisco Firepower (300-710 SNCF)

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Cisco Collaboration SaaS Authorization Exam

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