Automation and DevOps, Associate (JNCIA-DevOps) (JN0-221) Free Practice Test

Question 1

Exhibit.

Which type of data maps to the position key shown in the exhibit?

A. integer

B. position

C. Boolean

D. string

Correct Answer: B

Question 2

Given the <name> username </name> XML code, what is the information between the opening and closing tags called?

A. name node

B. data node

C. element node

D. text node

Correct Answer: C

Question 3

Which Python code block is an example of a context manager?

A. with Device(host="vmx-1", user="lab", passwd="lab123") as device:...

B. for host in ["vmx-1", "vmx-2"]:
device - Device(host-host, user-"lab", passwd-"lab123")...

C. while True:
device - Device(host-"vmx-1", user-"lab", passwd-"lab123")...

D. try:
device - Device(host-"vmx-1", user-"lab", passwd-"lab123")...
except:
print("Unable to connect to the vMX1")

Correct Answer: D

Question 4

What are three elements of Infrastructure as Code (IaC)? (Choose three.)

A. feedback

B. flow

C. code review

D. version control

E. integration

Correct Answer: B,D,E

Question 5

Junos PyEZ is a microframework used to operate the Junos OS using which language?

A. Puppet

B. Ruby

C. Python

D. Chef

Correct Answer: C

Question 6

Ansible playbooks are written in which format?

A. JSON

B. Python

C. YAML

D. XML

Correct Answer: A

Question 7

You are creating a JSON data structure and must add a title called, The "Big" Router.
In this scenario, which example will produce the desired results?

A. {"title": "The "'Big'" Router"}

B. {"title": "The \n"Big\n" Router"}

C. {"title": "The \"Big\" Router"}

D. {"title": ""The "Big" Router""}

Correct Answer: C

Question 8

Why is a REST API considered stateless?

A. The client requests to the server do not include state information.

B. No client context is stored on the server between requests.

C. The state of the server is not important when making requests.

D. The REST API is an international API.

Correct Answer: A

Question 9

Exhibit.

Referring to the exhibit, which XPath statement would retrieve the commit-user attribute in the candidate configuration?

A. configuration/junos: commit-user

B. configuration/commit-user

C. configuration/@ junos: commit-user

D. configuration:@ junos: commit-user

Correct Answer: D

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Juniper Automation and DevOps, Associate (JNCIA-DevOps) (JN0-221) Free Practice Test