Juniper NetworksCertified Specialist, Enterprise Routing and Switching (JNCIS-ENT)
Domain 9Objective 5
Software Upgrade and Maintenance JN0-352 Practice Questions (Page 3)
Part of the High Availability domain, which makes up ~12% of our current practice bank. Juniper Networks does not publish an official question count, but from its 90-minute exam (~35–60 total, ~4–7 in this domain), expect 1–1 from this objective — we provide 20 practice questions to prepare you well beyond it. (estimate)
20questions here
4free pages
5concepts
Questions 11–15
- 11
During which phase of a unified ISSU is the new software image installed on the standby Routing Engine?
Select an answer first - 12
Which Junos CLI command is used to initiate a unified ISSU?
Select an answer first - 13
During a unified ISSU on a dual-RE router, the engineer observes that the system is in the 'upgrade' phase. The engineer wants to know which RE is currently being upgraded. Which command or output should be used to determine this?
Select an answer first - 14
A unified ISSU on a dual-RE router fails after the backup RE has been upgraded but before the switchover. The engineer wants to return to the original software version on both REs. What is the most appropriate action?
Select an answer first - 15
An engineer is performing a unified ISSU on a dual-RE router. After issuing the request system software in-service-upgrade command, the output shows that the system is in the 'preparation' phase. What is the primary activity that occurs during this phase?
Select an answer first
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