April/2020 New JN0-220 Exam Dumps with PDF and VCE are Free Released Today! Following are some new JN0-220 Exam Questions:
New Question
You are creating a Python data type that contains a collection of multiple ordered values. As part of your script, you must make changes to the values that are stored in your data type.
In this scenario, which data type should you use?
A. list
B. tuple
C. dictionary
D. set
Answer: A
Explanation:
https://www.w3schools.com/python/python_lists.asp
New Question
Which statement is correct about Ansible? (Choose two.)
A. Ansible core modules for the Junos OS are developed by Ansible developers
B. Ansible Galaxy modules for the Junos OS are developed by Juniper Networks developers
C. Ansible Galaxy modules for the Junos OS and Ansible core modules for the Junos OS can coexist on the same control machine
D. Ansible Galaxy modules for the Junos OS and Ansible core modules for the Junos OS cannot coexist on the same control machine
Answer: BC
New Question
Which statement is correct about Python variables once they are created?
A. A global variable can only be used by functions that are defined later
B. All variables in Python can be used by any function within the script
C. A global variable can be used by any function within the script
D. A global can only be used within the function that created it
Answer: C
Explanation:
http://net-informations.com/python/iq/global.htm
New Question
Which two statements are correct about XML? (Choose two.)
A. XML is used to send an event notification to a client
B. XML is used to issue Junos operational commands
C. XML is used to view or modify a Junos configuration
D. XML is used to create a communications session to a remote device
Answer: BC
Explanation:
XML API uses:
Issue operational mode commands & Change the device configuration.
New Question
Which statement is true about YAML?
A. YAML is a Unicode-based serialization language designed around common data types
B. YAML is designed around parsing speed over human readability
C. YAML is widely used on the Internet as a method to mode data between webservers and AJAX clients on Web browsers
D. YAML follows the lowest common denominator data types and requires simple processing between different programming environments
Answer: A
Explanation:
http://yaml.org/spec/spec.pdf
New Question
Which statement is true about using Ansible a Junos device?
A. The Junos device does not have an Ansible agent installed
B. SFTP must be used to allow communication between the Ansible control server and the Junos device
C. An Ansible playbook is a set of tasks written in XML
D. Ansible modules are copied and executed on the Junos device
Answer: A
Explanation:
Because the majority of network devices can not run Python, the Ansible network modules are executed on the Ansible control node.
https://docs.ansible.com/ansible/latest/network/getting_started/network_differences.html
New Question
Which two Junos platforms support the REST API? (Choose two.)
A. SRX Series
B. ACX Series
C. EX Series
D. MX Series
Answer: AD
New Question
Which service is needed for Ansible to function on a Junos device?
A. FTP
B. NETCONF
C. HTTPS
D. Telnet
Answer:B
New Question
You are automating your Junos devices using NETCONF.
Which two actions will help to accomplish this task? (Choose two.)
A. Enable the NETCONF service
B. Specify the YAML version
C. Specify the transport protocol for NETCONF
D. Enable SSH access for the root user
Answer : AC
New Question
What is the correct command to enable the REST API Explorer on a Junos device?
A. set system services rest http
B. set system services web-management http
C. set system services web-management webapi https default-certificate
D. set system services rest enable-explorer
Answer:D
New Question
Which statement is correct about Ansible playbooks?
A. A playbook is a configuration file that defines the Ansible related parameters
B. A playbook contains one or more tasks written in XML
C. A playbook can contain multiple tasks and execute multiple Python modules
D. A playbook is a specific Python module that is executed on a host
Answer:C
New Question
Which development model is the classic approach to software development?
A. Waterfall
B. Scrum
C. Kanban
D. Lean
Answer:A
New Question
Which statement is true regarding Python?
A. To obtain functionality from a package, it must be imported using the Python
keyword module
B. A Python set is an ordered collection of unique elements
C. Python 3.x is not fully backwards compatible with Python 2.x
D. An object within a Python tuple can be modified
Answer: C
New Question
Which service is needed for Ansible to function on a Junos device?
A. FTP
B. NETCONF
C. HTTPS
D. Telnet
Answer: B
New Question
You are automating your Junos devices using NETCONF. Which two actions will help
to accomplish this task? (Choose two.)
A. Enable the NETCONF service
B. Specify the YAML version
C. Specify the transport protocol for NETCONF
D. Enable SSH access for the root user
Answer: A, C
New Question
What is the correct command to enable the REST API Explorer on a Junos device?
A. set system services rest http
B. set system services web-management http
C. set system services web-management webapi https default-certificate
D. set system services rest enable-explorer
Answer: D
New Question
Which statement is correct about Ansible playbooks?
A. A playbook is a configuration file that defines the Ansible related parameters
B. A playbook contains one or more tasks written in XML
C. A playbook can contain multiple tasks and execute multiple Python modules
D. A playbook is a specific Python module that is executed on a host
Answer: C
New Question
Which development model is the classic approach to software development?
A. Waterfall
B. Scrum
C. Kanban
D. Lean
Answer: A
New Question
Which statement is correct about Ansible playbooks?
A. A playbook is a collection of host files?
B. A playbook is a collection of tasks to be performed on the host.
C. A playbook is called by multiple Python modules.
D. A playbook is a specific Python module that is executed on a host.
Answer: B
New Question
Click the Exhibit button.
Which two actions are performed by the PyEZ Python script shown in the exhibit? (Choose two.)
A. It always saves the current configuration as a rescue
B. It prints the rescue configuration after it has been replaced
C. It prints the rescue configuration if one already exists
D. It saves the current configuration as a rescue configuration only if one does not exist
Answer: C,D
New Question
Which two statements are true about data structures? (Choose two.)
A. JSON is language dependent, which uses conventions that are familiar to programmers of languages like C, C++, Java, Perl, and Python
B. YAML follows the lowest common denominator data types and requires simple processing between different programming environments
C. YAML is human readable and supports serializing arbitrary native data structures D. JSON is simple to generate and parse, though human readability is sacrificed
Answer: A,C
New Question
The REST API uses which two protocols for transport? (Choose two.)
A. HTTP
B. TELNET
C. SSH
D. HTTPS
Answer: C,D
New Question
How does YAML differ from JSON in data interchange formats?
A. YAML is not indentation aware
B. JSON is a superset of YAML
C. JSON is language specific
D. YAML supports comments
Answer: D
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