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Juniper JN0-422 Exam Certification Details:
| Number of Questions | 65 |
| Sample Questions | Juniper JN0-422 Sample Questions |
| Exam Code | JN0-422 JNCIS-DevOps |
| Recommended Training | Junos Platform Automation and DevOps (JAUT) |
| Exam Price | $300 USD |
| Duration | 90 minutes |
Juniper JN0-422 Exam Topics:
| Section | Objectives |
|---|---|
| Junos Automation Scripts | - Describe the concepts, benefits, or operation of automation scripts for Junos
|
| NETCONF/XML API | - Describe the concepts, benefits, or operation of automation access methods
|
| Data Serialization and Templating | - Describe the concepts, benefits, or operation of data serialization
|
| Automation Frameworks | - Describe how to use Ansible for automating Junos
- Describe how to use SALT for automating Junos
|
| YANG/OpenConfig | - Identify the concepts, general features of Junos support for YANG models
|
| Platform Automation Overview | - Identify concepts, general features, or functionality of Junos platform automation
|
NEW QUESTION 27
Which YAML document represents a valid mapping(dictionary) of sequences (lists) ?
A)
B)
C)
D)
- A. Option C
- B. Option B
- C. Option D
- D. Option A
Answer: D
NEW QUESTION 28
Click the Exhibit button.
An automation developer is using command-line scripting and wants to briefly survey NETCONF capabilities before running a new task.
Referring to the exhibit, how does the automation developer end the current NETCONF session and go to the next one?
- A. Use the quit command.
- B. Use the <rpc><kill-ession><kill-session></>pc> command.
- C. Use the logout command.
- D. Use the <rpc><kill-ession></close-session></>pc> command.
Answer: B
NEW QUESTION 29
Using the REST ful API on Junos device, you are able to retrieve configuration information in which three formats? (choose three.)
- A. plain text
- B. XML
- C. JSON
- D. YAML
- E. GPB
Answer: A,B,C
NEW QUESTION 30
Which transport protocol must be supported by RFC-compliant NETCONF implementations?
- A. SSH
- B. TLS
- C. Telnet
- D. BEEP
Answer: A
NEW QUESTION 31
Click the Exhibit:
Referring to the exhibit, what will he hostname be if interface ge-0/0/0 goes down?
- A. int-test-2
- B. int-test-1
- C. int-test-4
- D. int-test-3
Answer: A
NEW QUESTION 32
A customer has a control machine with a default Ansible installation. During execution of an Ansible module against a Junos device, the Ansible control machine generates the
What is the cause for this error?
- A. router1.example.com was not defined in /etc/hosts on the control machine.
- B. Ansible cannot connect to the device through NTETCONF
- C. router1.example.com was not defined in /etc/ansible/inventory/hosts on the control machine.
- D. Ansible cannot authenticate to the device.
Answer: B
NEW QUESTION 33
What are three ways for PyEZ to connect to supported Junos devices? (Choose three.)
- A. Webook
- B. Telnet
- C. JET API
- D. NETCONF over SSH
Answer: D
NEW QUESTION 34
Click the Exhibit button.
The Ansible playbook shown in the exhibit is executed against a set of Junos network devices. Each Junos device is configured with a user account in the super-user login class. The user account uses SSH-key-based authentication with a passphrase of user 123.
What is the result of executing this playbook against the Junos network devices?
- A. The playbook executes and prints the version of Junos running on each network device as the value of response.facts.version.
- B. The playbook fails dut to a YAMI. Syntax error.
- C. The playbook executes, but fails with a "connectAuthError" due to the missing passphrase argument to the junos_get_facts module.
- D. The playbook executes and prints"VARIABLE IS NOT DEFINED!" as the value of response. Facts.version.
Answer: A
NEW QUESTION 35
Which two primary processes are used by Juniper devices for on-box or off-box automation?
- A. mgd
- B. ancpd
- C. jsd
- D. rpd
Answer: A,C
NEW QUESTION 36
Click the Exhibit button.
The r0 device is currently in a factory-default state. The console connection of r0 is reachable using Telnet on TCP port 555 of the console_server host.
Referring to the exhibit, which statement is true?
- A. The NETCONF service must be configured for the playbook to run successfully.
- B. The device does not require configuration changes for the playbook to run successfully.
- C. The Telnet service must be configured for the playbook to run successfully.
- D. A password for the root user must be configured for the playbook to run successfully.
Answer: A
NEW QUESTION 37
The <rpc-reply> XML tag is a member of which NETCONF protocol layer?
- A. Operations
- B. Messages
- C. Content
- D. Transport
Answer: B
NEW QUESTION 38
Drag and drop
Referring to the exhibit, what should <CHANGEME> be replaced with to correctly print out the exception message Cannot cannot to device ?
- A. PeramissionError
- B. CommitError
- C. RpcError
- D. ConnectError
Answer: D
NEW QUESTION 39
Which pair of daemons in the Junson OS handle automation?
- A. jsd and gRPC
- B. JET and gRPC
- C. mgd and JET
- D. mgd and jsd
Answer: D
NEW QUESTION 40
Exhibit:
Referring to the exhibit. how would you solve this issue ?
- A. Enable trace options under the NETCONF configuration hierarchy.
- B. Enable protocol-version v1 under the SSH configuration hierarchy.
- C. Enable ssh under the NETCONF configuration hierarchy.
- D. Enable outbound-ssh with services netconf under the SSH configuration hierarchy.
Answer: D
NEW QUESTION 41
What is a correctly formatted JSON string?
A)
B)
C)
D)
- A. Option B
- B. Option A
- C. Option C
- D. Option D
Answer: C
NEW QUESTION 42
Click the Exhibit button.
Referring to the exhibit, what are two results of the Python operational script? (Choose two.)
- A. It disables a user-selected interface.
- B. It commits the configuration
- C. It deactivates a user-selected interface.
- D. It does not commit the configuration
Answer: A,B
NEW QUESTION 43
Click the Exhibit button.
How would you test the configuration snippet shown in the exhibit?
- A. Use the root@routers event SSH_LOGIN_FAILED command.
- B. Use the root@routers logger SSH_LOGIN_FAILED command.
- C. Use the root@routers test SSH_LOGIN_FAILED command.
- D. Use the root@routers logger -e SSH_LOGIN_FAILED command.
Answer: D
NEW QUESTION 44
You have created an on-box script and want to deploy it on your device. You plan to place it in a directory where the Junson OS can execute it.
Which two privilege levels would be used to accomplish this task? (Choose two.)
- A. operator
- B. root
- C. read-only
- D. super-user
Answer: B,D
NEW QUESTION 45
To which component(s) does the JET service APIs provide access?
- A. YANG modules
- B. control plane
- C. XML APIs
- D. forwarding plane
Answer: B
NEW QUESTION 46
What are three elements of a JET notification message? (Choose three.)
- A. hostname
- B. subscription type
- C. severity
- D. time
- E. username
Answer: A,C,D
NEW QUESTION 47
Click the Exhibit button.
Referring to the exhibit, what is the execution order of tasks in the Ansible plybook?
- A. Task A > Task B >
- B. Task A > Task B > Task C
- C. Task C > Task B > Task A
- D. Task C > Task B >
Answer: C
NEW QUESTION 48
What are two attributes of the jsd JET service process? (Choose two.)
- A. It creates a separate thread to service JET application requests
- B. It executes one API request per session.
- C. It supports only one client session at a time
- D. It executes APIs from multiple sessions in parallel
Answer: A,D
NEW QUESTION 49
You organization is creating a custom YANG module. You are asked to create a leaf node called timeout with a data type of duration.
In this scenario, what is the appropriate syntax for this leaf node?
A)
B)
C)
D)
- A. Option C
- B. Option B
- C. Option A
- D. Option D
Answer: B
NEW QUESTION 50
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