Juniper JN0-221 Online Practice Questions and Exam Preparation

Juniper JN0-221 Online Questions & Answers

• Question 1:

  Click the Exhibit button.

  

  Referring to the exhibit, which XML XPath expression will only show the IP address XML elements?

  A. //address/name
  B. //name
  C. /name
  D. /address/name
  D. /address/name

• Question 2:

  While conducting an automation test, you must issue a command using the curl tool to request the text formatted output from the show interfaces ge-0/0/0 terse command.

  In this scenario, which command would you use?

  A. curl –u "lab:lab123" "http://10.210.10.155:3000/rpc/get-interface-informationandformat=textandinterface-name=ge-0/0/0andterse="
  B. curl –u "lab:lab123" "http://10.210.10.155:3000/rpc/get-interface-information@interface-name=ge-0/0/0?terse="
  C. curl –u "lab:lab123" "http://10.210.10.155:3000/rpc/get-interface-information@format=textandinterface-name=ge-0/0/0?terse="
  D. curl –u "lab:lab123" "http://10.210.10.155:3000/rpc/get-interface-information@format=text?interface-name=ge-0/0/0andterse="
  B. curl –u "lab:lab123" "http://10.210.10.155:3000/rpc/get-interface-information@interface-name=ge-0/0/0?terse="

• Question 3:

  Which code block shows valid YAML syntax?

  A. Switches: -s1 -s2
  B. Switches: s1 s2
  C. Switches: {s1, s2}
  D. Switches: ["s1", "s2"]
  B. Switches: s1 s2

• Question 4:

  Which character is used to separate multiple parameters in a single REST API call?

  A. and
  B. #
  C. ?
  D. =
  A. and

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  explanation:

  Reference: https://www.juniper.net/documentation/en_US/junos-space-sdk/13.1/apiref/com.juniper.junos_space.sdk.help/html/reference/Commonbehav.html

• Question 5:

  Which two programing languages would be used for on-box scripting with Junos devices? (Choose two.)

  A. Ansible
  B. Python
  C. XSLT
  D. Puppet
  B. Python
  C. XSLT

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  explanation:

  Reference: https://eng.juniper.net/site/global/build/operating_system/junos/management_plane/on_box_automation/index.gsp

• Question 6:

  Which Junos system process handles NETCONF automation commands?

  A. snmpd
  B. eventd
  C. mgd
  D. jsd
  B. eventd
  C. mgd

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  explanation:

  Reference: https://www.oreilly.com/library/view/automating-junos-administration/9781491928875/ch01.html

• Question 7:

  What are two components of the Waterfall model of software development? (Choose two.)

  A. a large volume of code changes between releases
  B. a small volume of code changes between releases
  C. a short interval of time between releases
  D. a long interval of time between releases
  A. a large volume of code changes between releases
  D. a long interval of time between releases

  ---

  explanation:

  Reference: https://resources.whitesourcesoftware.com/blog-whitesource/sdlc-software-development-life-cycle

• Question 8:

  What is the purpose of an XSD file?

  A. to define the allowed elements and hierarchy of an XML document
  B. to define the scripting language of an XML document
  C. to define the security and access permissions for an XML document
  D. to define the shortcuts that can be used in an XML document
  A. to define the allowed elements and hierarchy of an XML document

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  explanation:

  Reference: https://www.proficomms.cz/files/datasheets/Juniper/junosos.pdf (p.4)

• Question 9:

  Which two statements about Junos PyEZ RPC(s) are correct? (Choose two.)

  A. PyEZ RPCs return XML data
  B. PyEZ RPCs can be used to view only the interface configuration
  C. PyEZ RPCs can be used to view the active device configuration
  D. PyEZ RPCs return CSV data
  A. PyEZ RPCs return XML data
  B. PyEZ RPCs can be used to view only the interface configuration

• Question 10:

  Which two tools should be used to test REST APIs? (Choose two.)

  A. curl
  B. Puppet
  C. Chef
  D. Postman
  A. curl
  D. Postman

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  explanation:

  Reference: https://rickmur.com/using-the-junos-space-rest-api/