Question 1
When designing OSPF for an enterprise with 60 remote sites, why is a single-area design (area 0) generally avoided?
Correct Answer:
LSDB size, SPF cost, and flooding scope all grow with area size, hurting convergence and stability
Question 2
Which OSPF area type blocks Type 5 external LSAs but still allows Type 7 LSAs to be redistributed and translated at the ABR?
Correct Answer:
Not-so-stubby area (NSSA)
Question 3
On which OSPF routers should you summarize inter-area prefixes using the area range command?
Correct Answer:
On the ABRs that connect the area to the backbone
Question 4
An OSPF design includes a non-backbone area that has lost its physical connection to area 0. Which mechanism is the recommended last-resort fix in design guides?
Correct Answer:
Configure a virtual link across an intermediate area
Question 5
Which EIGRP design technique most directly limits the scope of EIGRP queries during a topology change?
Correct Answer:
Configuring EIGRP stub routers and route summarization at hierarchical boundaries
Question 1
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Prepare with the ENSLD 300-420 Practice Questions - Cisco ENSLD Designing Cisco Enterprise Networks (300-420) Exam practice quiz. This question bank includes 100 questions covering design, enterprise, ospf, routers, and cisco. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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ENSLD 300-420 Practice Questions - Cisco ENSLD Designing Cisco Enterprise Networks (300-420) Exam

This practice set contains 100 questions from the matching question bank and focuses on design, enterprise, ospf, routers, and cisco. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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