Question 1

Refer to the Cisco IOS XR policy-map configuration exhibit.   What is wrong with the policy-map configuration?

Accepted Answer

A)  missing the priority percent command under class one and class two 
B)  missing the police command under class one and class two 
C)  missing the police command under class three 
D)  missing the priority bandwidth command under class one and class two 
E)  missing the bandwidth command under class one and class two 
A)  missing the priority percent command under class one and class two 
B)  missing the police command under class one and class two 
C)  missing the police command under class three 
D)  missing the priority bandwidth command under class one and class two 
E)  missing the bandwidth command under class one and class two B

Question 2

Refer to the partial Cisco IOS XR configurations exhibit for Router 1 and Router 2.   There are two routers that are connected back to back over the Gigabit Ethernet link. If the "show mpls ldp neighbor" command output on Router 1 does not show LDP peering with Router 2, what could be the possible root cause of the LDP peering problem?

Accepted Answer

A)  missing interface under OSPF IGP configuration 
B)  hello timers mismatch on Router 1 and Router 2 
C)  password for LDP session mismatch on Router 1 and Router 2 
D)  MPLS LDP session protection is not configured 
A)  missing interface under OSPF IGP configuration 
B)  hello timers mismatch on Router 1 and Router 2 
C)  password for LDP session mismatch on Router 1 and Router 2 
D)  MPLS LDP session protection is not configured A

Question 3

An engineer needs to configure network devices in an automated way. Which two ways are used to create structured data using YANG to provide REST-like APIs to enable programmability access? (Choose two.)

Accepted Answer

A)  YAML 
B)  JSON 
C)  GPB 
D)  JSON-RPC 
E)  XML 
A)  YAML 
B)  JSON 
C)  GPB 
D)  JSON-RPC 
E)  XML B,E

Question 4

Refer to the Cisco IOS XR configuration exhibit.   Which statement is correct?

Accepted Answer

A)  The backup tunnel-te 10 tunnel is using the highest setup and hold priority settings of 7. 
B)  The backup tunnel path is learned dynamically. 
C)  The fast-reroute command is missing under the (config-mpls-te-if)# configuration mode. 
D)  Interface gi0/0/0/10 is the protected link. 
A)  The backup tunnel-te 10 tunnel is using the highest setup and hold priority settings of 7. 
B)  The backup tunnel path is learned dynamically. 
C)  The fast-reroute command is missing under the (config-mpls-te-if)# configuration mode. 
D)  Interface gi0/0/0/10 is the protected link.

Question 5

Which two data formats are human readable? (Choose two.)

Accepted Answer

A)  YAML 
B)  Apache Arrow 
C)  gRPC 
D)  binary 
E)  JSON 
A)  YAML 
B)  Apache Arrow 
C)  gRPC 
D)  binary 
E)  JSON

Question 6

Refer to the exhibit. Which two URI entries are optional and functional in this RESTCONF URI structure? (Choose two.)

Accepted Answer

A)  fragment 
B)  query 
C)  operation 
D)  api-entry 
E)  path 
A)  fragment 
B)  query 
C)  operation 
D)  api-entry 
E)  path

Question 7

Which two Python libraries are used to write a script to retrieve network device information using RESTCONF? (Choose two.)

Accepted Answer

A)  PySNMP 
B)  requests 
C)  ncclient 
D)  YANG 
E)  json 
A)  PySNMP 
B)  requests 
C)  ncclient 
D)  YANG 
E)  json

Question 8

The Cisco IOS and IOS XE qos pre-classify command allows which kind of packet classification on IP packets that are encapsulated with GRE and IPsec?

Accepted Answer

A)  allows for packets to be classified based on the ToS byte values before packet encryption 
B)  allows for packets to be classified based on the ToS byte values after packet encryption 
C)  allows for packets to be classified based on the packet payload before packet encryption 
D)  allows for packets to be classified based on the packet payload after packet encryption 
E)  allows for packets to be classified based on the packet header parameters other than the ToS byte values after packet encryption 
A)  allows for packets to be classified based on the ToS byte values before packet encryption 
B)  allows for packets to be classified based on the ToS byte values after packet encryption 
C)  allows for packets to be classified based on the packet payload before packet encryption 
D)  allows for packets to be classified based on the packet payload after packet encryption 
E)  allows for packets to be classified based on the packet header parameters other than the ToS byte values after packet encryption

Question 9

Refer to the exhibit. When YDK is used to interact with Cisco routers, what is the purpose of passing intf_f into the crud_service.read() method?

Accepted Answer

A)  The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model. The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model. 
B)  It provides the data types of the openconfig:interfaces model to the router for dynamic configuration of the interfaces. 
C)  It locks the interfaces from modification by other active NETCONF sessions. 
D)  It passes default values into the crud_service , which reconfigures all interfaces to their default configurations. It passes default values into the crud_service , which reconfigures all interfaces to their default configurations. 
A)  The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model. The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model. 
B)  It provides the data types of the openconfig:interfaces model to the router for dynamic configuration of the interfaces. 
C)  It locks the interfaces from modification by other active NETCONF sessions. 
D)  It passes default values into the crud_service , which reconfigures all interfaces to their default configurations. It passes default values into the crud_service , which reconfigures all interfaces to their default configurations.

Question 10

The Netmiko BaseConnection class contains a method called "send_config_set()". Which two actions does this method perform on the device? (Choose two.)

Accepted Answer

A)  It takes a filename parameter that executes commands contained in that file on the device. 
B)  It requires the user to explicitly send configure terminal and exit commands to the device to enter and exit configuration mode. It requires the user to explicitly send configure terminal and exit commands to the device to enter and exit configuration mode. 
C)  It automatically enters and exits configuration mode on the device. 
D)  It takes a Python iterable, such as a list of commands, and executes them in order on the device. 
E)  It saves the running configuration to the startup configuration after executing the configuration commands on the device. 
A)  It takes a filename parameter that executes commands contained in that file on the device. 
B)  It requires the user to explicitly send configure terminal and exit commands to the device to enter and exit configuration mode. It requires the user to explicitly send configure terminal and exit commands to the device to enter and exit configuration mode. 
C)  It automatically enters and exits configuration mode on the device. 
D)  It takes a Python iterable, such as a list of commands, and executes them in order on the device. 
E)  It saves the running configuration to the startup configuration after executing the configuration commands on the device.

Question 11

What are two benefits of using Cisco NSO? (Choose two.)

Accepted Answer

A)  It abstracts the device adapter and complex device logic from the service logic. 
B)  It uses load balancing services for better traffic distribution. 
C)  It easily integrates into northbound systems and APIs. 
D)  It can replace the CI/CD pipeline tools. 
E)  It automatically discovers all deployed services. 
A)  It abstracts the device adapter and complex device logic from the service logic. 
B)  It uses load balancing services for better traffic distribution. 
C)  It easily integrates into northbound systems and APIs. 
D)  It can replace the CI/CD pipeline tools. 
E)  It automatically discovers all deployed services.

Question 12

Which three steps are required to configure QPPB on Cisco IOS XR routers? (Choose three.)

Accepted Answer

A)  Apply a QPPB route policy to the BGP process using the table-policy command 
B)  Apply a QPPB route policy to the BGP neighbor using the route-policy command 
C)  Define a QPPB route policy to match the customer routes, then set the IP precedence or qos-group 
D)  Define a QPPB route policy to match the customer IP precedence or qos-group markings, then set the BGP community 
E)  Enable QPPB on an interface using the ipv4 bgp policy propagation input ip-precedence|qos-group destination|source command
F) Enable QPPB on an interface using the ipv4 bgp policy propagation output ip-precedence|qos-group destination|source command 
A)  Apply a QPPB route policy to the BGP process using the table-policy command 
B)  Apply a QPPB route policy to the BGP neighbor using the route-policy command 
C)  Define a QPPB route policy to match the customer routes, then set the IP precedence or qos-group 
D)  Define a QPPB route policy to match the customer IP precedence or qos-group markings, then set the BGP community 
E)  Enable QPPB on an interface using the ipv4 bgp policy propagation input ip-precedence|qos-group destination|source command
F) Enable QPPB on an interface using the ipv4 bgp policy propagation output ip-precedence|qos-group destination|source command

Question 13

Refer to the exhibit. XTC has been configured by an engineer. What does the IPv4 address represent on the snippet?

Accepted Answer

A)  local address of the router on which it listens for PCEP 
B)  configured for the local peer for state synchronization 
C)  destination address of the router on which it listens for PCEP 
D)  configured for the remote peer for state synchronization 
A)  local address of the router on which it listens for PCEP 
B)  configured for the local peer for state synchronization 
C)  destination address of the router on which it listens for PCEP 
D)  configured for the remote peer for state synchronization

Question 14

Refer to the exhibit. What is the result of the Ansible task?

Accepted Answer

A)  It configures a Cisco IOS XR router with BGP AS65000 with two neighbors and redistributes OSPF into BGP. 
B)  It validates the BGP configuration on a Cisco IOS XR router, but it is a read-only module and cannot modify the configuration on the router. 
C)  It validates the BGP configuration on a Cisco IOS XE router, but it is a check mode-only network module and cannot modify the configuration on the router. 
D)  It configures a Cisco IOS router with BGP on AS500 and redistributes OSPF into BGP. 
A)  It configures a Cisco IOS XR router with BGP AS65000 with two neighbors and redistributes OSPF into BGP. 
B)  It validates the BGP configuration on a Cisco IOS XR router, but it is a read-only module and cannot modify the configuration on the router. 
C)  It validates the BGP configuration on a Cisco IOS XE router, but it is a check mode-only network module and cannot modify the configuration on the router. 
D)  It configures a Cisco IOS router with BGP on AS500 and redistributes OSPF into BGP.

Question 15

Which Cisco IOS XR command should be used in order to enable LDP-IGP synchronization for the ISIS IGP protocol?

Accepted Answer

A)  RP/0/RSP0/CPU0:R1(config-isis-if-af)#mpls ldp sync 
B)  RP/0/RSP0/CPU0:R1(config-isis)#mpls ldp sync 
C)  RP/0/RSP0/CPU0:R1(config-ldp)#isis ldp sync 
D)  LDP-IGP synchronization is not supported for the ISIS IGP protocol on Cisco IOS XR platforms 
A)  RP/0/RSP0/CPU0:R1(config-isis-if-af)#mpls ldp sync 
B)  RP/0/RSP0/CPU0:R1(config-isis)#mpls ldp sync 
C)  RP/0/RSP0/CPU0:R1(config-ldp)#isis ldp sync 
D)  LDP-IGP synchronization is not supported for the ISIS IGP protocol on Cisco IOS XR platforms

Question 16

What is a benefit of Ansible for automating IOS XE or IOS XR platforms?

Accepted Answer

A)  Playbooks can be written in XML format. 
B)  It has agent support 
C)  It supports asynchronous orchestration. 
D)  It offers native orchestration support for Cisco platforms. 
A)  Playbooks can be written in XML format. 
B)  It has agent support 
C)  It supports asynchronous orchestration. 
D)  It offers native orchestration support for Cisco platforms.

Question 17

What tool is used to perform a "what if" failure analysis in a service provider network that is running Segment Routing?

Accepted Answer

A)  Cisco WAN Automation Engine 
B)  Cisco Evolved Programmable Network Manager 
C)  Cisco Network Services Orchestrator 
D)  Cisco Segment Routing Path Computation Element 
A)  Cisco WAN Automation Engine 
B)  Cisco Evolved Programmable Network Manager 
C)  Cisco Network Services Orchestrator 
D)  Cisco Segment Routing Path Computation Element

Question 18

On the Cisco IOS XR, when using the match protocol command within a class-map to classify traffic, you noticed that the match protocol option on the Cisco IOS XR shows much fewer protocol options than on the Cisco IOS or IOS XE, like there is no option such as the match protocol yahoo-messenger command on the Cisco IOS XR. Why is this?

Accepted Answer

A)  because the Cisco IOS XR router does not have the correct software packages installed 
B)  because when defining the class-map, the class-map type should be set to type inspect: class-map type inspect class-map-name command 
C)  because NBAR is not supported on the Cisco IOS XR 
D)  because flexible packet matching has not been enabled on the Cisco IOS XR router 
A)  because the Cisco IOS XR router does not have the correct software packages installed 
B)  because when defining the class-map, the class-map type should be set to type inspect: class-map type inspect class-map-name command 
C)  because NBAR is not supported on the Cisco IOS XR 
D)  because flexible packet matching has not been enabled on the Cisco IOS XR router

Question 19

Which Cisco IOS XR command should be used to identify if MPLS TE FRR is enabled?

Accepted Answer

A) show mpls traffic-eng tunnel B) show mpls frr C) show mpls traffic-eng protection D) show mpls protection E) show mpls fast-reroute A) show mpls traffic-eng tunnel B) show mpls frr C) show mpls traffic-eng protection D) show mpls protection E) show mpls fast-reroute

Question 20

Which statement describes the Cisco ESC core engine component?

Accepted Answer

A)  It interacts with the top orchestration layer using the REST and NETCONF/YANG NB APIs. 
B)  It can be configured for high availability and cluster mode. 
C)  It performs monitoring based on several monitoring methods. 
D)  It manages transactions, validations, policies, workflows, VM state machines, and rollbacks. 
A)  It interacts with the top orchestration layer using the REST and NETCONF/YANG NB APIs. 
B)  It can be configured for high availability and cluster mode. 
C)  It performs monitoring based on several monitoring methods. 
D)  It manages transactions, validations, policies, workflows, VM state machines, and rollbacks.

Exam 16: Designing Cisco Data Center Infrastructure (DCID)

Refer to the Cisco IOS XR policy-map configuration exhibit. What is wrong with the policy-map configuration?

An engineer needs to configure network devices in an automated way. Which two ways are used to create structured data using YANG to provide REST-like APIs to enable programmability access? (Choose two.)

Refer to the Cisco IOS XR configuration exhibit. Which statement is correct?

Which two data formats are human readable? (Choose two.)

Refer to the exhibit. Which two URI entries are optional and functional in this RESTCONF URI structure? (Choose two.)

Which two Python libraries are used to write a script to retrieve network device information using RESTCONF? (Choose two.)

The Cisco IOS and IOS XE qos pre-classify command allows which kind of packet classification on IP packets that are encapsulated with GRE and IPsec?

Refer to the exhibit. When YDK is used to interact with Cisco routers, what is the purpose of passing intf_f into the crud_service.read() method?

The Netmiko BaseConnection class contains a method called "send_config_set()". Which two actions does this method perform on the device? (Choose two.)

What are two benefits of using Cisco NSO? (Choose two.)

Which three steps are required to configure QPPB on Cisco IOS XR routers? (Choose three.)

Refer to the exhibit. XTC has been configured by an engineer. What does the IPv4 address represent on the snippet?

Refer to the exhibit. What is the result of the Ansible task?

Which Cisco IOS XR command should be used in order to enable LDP-IGP synchronization for the ISIS IGP protocol?

What is a benefit of Ansible for automating IOS XE or IOS XR platforms?

What tool is used to perform a "what if" failure analysis in a service provider network that is running Segment Routing?

Which Cisco IOS XR command should be used to identify if MPLS TE FRR is enabled?

Which statement describes the Cisco ESC core engine component?

Supporting Cisco Data Center System Devices (DCTECH)

Cisco Certified Technician Routing & Switching (RSTECH)

Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS)

Cisco Certified Network Associate (CCNA)

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)

Implementing Cisco SD-WAN Solutions (ENSDWI)

Designing Cisco Enterprise Networks (ENSLD)

Designing Cisco Enterprise Wireless Networks (300-425 ENWLSD)

Implementing Cisco Enterprise Wireless Networks (300-430 ENWLSI)

Automating Cisco Enterprise Solutions (ENAUTO)

Implementing Cisco Service Provider Advanced Routing Solutions (SPRI)

Implementing Cisco Service Provider VPN Services (SPVI)

Troubleshooting Cisco Data Center Infrastructure (DCIT)

Implementing Cisco Application Centric Infrastructure (DCACI)

Configuring Cisco MDS 9000 Series Switches (DCSAN)

Implementing Cisco Application Centric Infrastructure - Advanced

Automating Cisco Data Center Solutions (DCAUTO)

Securing Networks with Cisco Firepower (300-710 SNCF)

Implementing and Configuring Cisco Identity Services Engine (300-715 SISE)

Securing Email with Cisco Email Security Appliance (300-720 SESA)

Securing the Web with Cisco Web Security Appliance (300-725 SWSA)

Implementing Secure Solutions with Virtual Private Networks (SVPN 300-730)

Automating Cisco Security Solutions (SAUTO)

Implementing Cisco Collaboration Applications (CLICA)

Implementing Cisco Advanced Call Control and Mobility Services (CLASSM)

Implementing Cisco Collaboration Cloud and Edge Solutions

Implementing Cisco Collaboration Conferencing

Automating Cisco Collaboration Solutions (CLAUTO)

Implementing DevOps Solutions and Practices using Cisco Platforms (DEVOPS)

Developing Solutions Using Cisco IoT and Edge Platforms (DEVIOT)

Developing Applications for Cisco Webex and Webex Devices (DEVWBX)

Performing CyberOps Using Core Security Technologies (CBRCOR)

Implementing Cisco Enterprise Network Core Technologies (ENCOR)

Implementing and Operating Cisco Service Provider Network Core Technologies (SPCOR)

Implementing and Operating Cisco Data Center Core Technologies (DCCOR)

Implementing and Operating Cisco Security Core Technologies

Implementing Cisco Collaboration Core Technologies (CLCOR)

Developing Applications using Cisco Core Platforms and APIs (DEVCOR)

CCDE Design Written

Deploying Cisco Unified Contact Center Express

Cisco Meraki Solutions Specialist

Securing Cisco Networks with Sourcefire FireAMP Endpoints

Designing Cisco Unified Contact Center Enterprise (UCCED)

Implementing and Supporting Cisco Unified Contact Center Enterprise (UCCEIS)

Cisco Collaboration SaaS Authorization Exam

Cisco Security Architecture for System Engineers

Adopting The Cisco Business Architecture Approach (DTBAA)

Cisco Customer Success Manager (CSM)

Mastering The Cisco Business Architecture Discipline (DTBAD)

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