Juniper JN0-221 問題集

質問 1：
Which statement is correct about Ansible playbooks?
A. A playbook can contain multiple tasks and execute multiple Python modules
B. A playbook is a specific Python module that is executed on a host
C. A playbook is a configuration file that defines the Ansible related parameters
D. A playbook contains one or more tasks written in XML
正解：A

質問 2：
What is the advantage of using the REST API?
A. The REST API enables Junos devices to participate in other REST management system environments
B. By default, the REST API retrieves data from a Junos device in HTML format
C. By default, the REST API retrieves data from a Junos device in CSV format
D. The REST API is enabled by default on all Junos devices
正解：C

質問 3：
Exhibit.

Referring to the exhibit, which two code blocks are an equivalent representation in JSON?
A. {"routers":["r1","r2"],"switches":[{"s1":[{"interface":"ge-0/0/0.0"}]}]}
B. {"Routers":["r1","r2"],"Switches":[{"s1":[{"interface":"ge-0/0/0.0"}]}]}
正解：A

質問 4：
In the PyEZ utils module, which class would be used to begin the software upgrade process on a Junos device?
A. SW
B. FS
C. SCP
D. Config
正解：C

質問 5：
Which two statements about DevOps are correct? (Choose two.)
A. DevOps is a methodology that allows for frequent, quick modifications
B. DevOps is a methodology that is limited to small codebase development
C. DevOps is a methodology that ensures that collaboration does not occur across organizational boundaries
D. DevOps is a methodology used to develop software or systems
正解：A,D

質問 6：
Exhibit.

Referring to the exhibit, which two statements are correct? (Choose two.)
A. The Ansible play in the exhibit outputs but does not modify the device hostname.
B. The module in the first task is maintained by Juniper.
C. The module in the first task in maintained by Ansible.
D. The Ansible play in the exhibit modifies and outputs the device hostname.
正解：A,B

質問 7：
Why is a REST API considered stateless?
A. The REST API is an international API.
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 client requests to the server do not include state information.
正解：D