Building Cisco Service Provider Next-Generation Networks Part 2 (SPNGN2)

Here you have the best Cisco 640-878 practice exam questions

  • You have 126 total questions across 26 pages (5 per page)
  • These questions were last updated on February 8, 2026
  • This site is not affiliated with or endorsed by Cisco.
Question 1 of 126
Which spanning-tree mode can be used to map several VLANs to a single spanning-tree instance?
Suggested Answer: A

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Question 2 of 126
Which spanning-tree mode uses the name command to configure a region name?
Suggested Answer: A

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Question 3 of 126
Which procedure is used as the last resort disaster recovery procedure to completely replace the currently installed IOS XR software on Cisco IOS XR routers?
Suggested Answer: B

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Question 4 of 126
Which file extension indicates a bootable installation file in Cisco IOS XR software?
Suggested Answer: E
Exam 640-878: Question 4 - Image 1 E

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Question 5 of 126
When configuring an ACL entry, which network and wildcard mask matches only IP addresses 10.8.144.0 to 10.8.151.255?
Suggested Answer: B

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About the Cisco 640-878 Certification Exam

About the Exam

The Cisco 640-878 (Building Cisco Service Provider Next-Generation Networks Part 2 (SPNGN2)) validates your knowledge and skills. Passing demonstrates proficiency and can boost your career prospects in the field.

How to Prepare

Work through all 126 practice questions across 26 pages. Focus on understanding the reasoning behind each answer rather than memorizing responses to be ready for any variation on the real exam.

Why Practice Exams?

Practice exams help you familiarize yourself with the question format, manage your time, and reduce anxiety on the test day. Our 640-878 questions are regularly updated to reflect the latest exam objectives.