itializing the connection object.","masteryContext":""},{"key":"B","isCorrect":false,"text":"from jnpr.junos.facts import Facts","explanation":"Incorrect. Facts are gathered via a method on the Device object, not instantiated directly as a connection target.","masteryContext":""},{"key":"C","isCorrect":true,"text":"from jnpr.junos.device import Device","explanation":"Correct. The Device class is imported directly from jnpr.junos.device to create the connection handle.","masteryContext":""},{"key":"D","isCorrect":false,"text":"from jnpr.junos.utils.sw import SW","explanation":"Incorrect. The SW utility is used for software management, not for initial connection establishment.","masteryContext":""}],"correctOptionKey":"C","correctOptions":["C"],"correctAnswerText":"","isMultiSelect":false,"mainExplanation":"The Device class from the jnpr.junos module is the foundational class used in PyEZ to manage connections and sessions with Junos devices.","examTrap":null,"examTip":null,"technicalDeepDive":null,"keyConcepts":[],"faqs":[],"eliminationLogic":null,"exhibitText":null,"exhibitUrl":null,"hasExhibit":false,"isExhibitQuestion":false,"questionPairs":null,"hasMatchingPairs":false,"isMatchingQuestion":false,"relatedQuestions":[],"breadcrumbItems":null,"nextQuestionUrl":null,"previousQuestionUrl":null,"domainPracticeUrl":null,"certificationUrl":null,"domainUrl":null,"hasAnswerOptions":true,"updatedAt":"2026-08-29T04:07:37.024986+00:00","questionType":"multiple_choice"},{"id":"4328b030-12e3-4577-87b4-f0f332f9765b","slug":"an-automation-engineer-is-writing-an-application-that-sends-oa7qw","certificationSlug":"juniper-jncia-devops","examCode":"JNCIA-DevOps","examName":"Juniper Networks Automation and DevOps, Associate (JNCIA-DevOps, JN0-224) (JNCIA-DevOps)","questionText":"An automation engineer is writing an application that sends an RPC to a Junos device to load a replacement configuration. The requirement is to completely replace the candidate configuration with the provided configuration content. Which element and attribute combination should be used inside the request?","difficulty":"medium","domain":"NETCONF And XML API","domainSlug":"netconf-and-xml-api","topic":"","questionNumber":0,"totalQuestions":0,"options":[{"key":"A","isCorrect":true,"text":"replace","explanation":"Setting the to replace tells the device to replace the target configuration datastore with the configuration provided in the RPC.","masteryContext":""},{"key":"B","isCorrect":false,"text":"replace","explanation":" is specific to Junos CLI load operations, whereas NETCONF uses or operation attributes.","masteryContext":""},{"key":"C","isCorrect":false,"text":"replace-all","explanation":"NETCONF uses standard XML elements like rather than proprietary tags.","masteryContext":""},{"key":"D","isCorrect":false,"text":"overwrite","explanation":" is not a valid configuration loading operation element in NETCONF edit-config.","masteryContext":""}],"correctOptionKey":"A","correctOptions":["A"],"correctAnswerText":"","isMultiSelect":false,"mainExplanation":"To replace the entire configuration or a specific hierarchy level, the element can be set to 'replace', or the element itself can carry the operation='replace' attribute.","examTrap":null,"examTip":null,"technicalDeepDive":null,"keyConcepts":[],"faqs":[],"eliminationLogic":null,"exhibitText":null,"exhibitUrl":null,"hasExhibit":false,"isExhibitQuestion":false,"questionPairs":null,"hasMatchingPairs":false,"isMatchingQuestion":false,"relatedQuestions":[],"breadcrumbItems":null,"nextQuestionUrl":null,"previousQuestionUrl":null,"domainPracticeUrl":null,"certificationUrl":null,"domainUrl":null,"hasAnswerOptions":true,"updatedAt":"2026-08-29T04:07:36.386529+00:00","questionType":"multiple_choice"},{"id":"1e9b94dc-3922-4e22-8a48-866291592e40","slug":"an-automation-engineer-writes-a-python