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Updated: Sep 09, 2026
No. of Questions: 75 Questions & Answers with Testing Engine
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Cisco 642-991 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Cisco Data Center Unified Fabric Solutions Design (DCUFD) |
| Exam Number: | 642-991 |
| Exam Price: | US$250 |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 75 |
| Related Certifications: | Cisco Data Center Unified Fabric Support Specialist |
| Passing Score: | 790 |
| Certificate Validity Period: | 3 years |
| Available Languages: | English, Japanese |
| Exam Format: | Multiple Answer, Multiple Choice, Drag and Drop, Simulation |
| Recommended Training: | Designing Cisco Data Center Unified Fabric (DCUFD) Training |
| Exam Registration: | Cisco Certification Exams Registration (Pearson VUE) |
| Sample Questions: | Cisco 642-991 Sample Questions |
| Exam Way: | Online proctored exam or onsite testing center through Pearson VUE. |
| Pre Condition: | Recommended knowledge of Cisco data center technologies, networking fundamentals, Cisco Nexus platforms, virtualization, and unified fabric concepts. |
| Official Syllabus URL: | https://learningnetwork.cisco.com/ |
Cisco 642-991 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Center Virtualization Design | - Server and Application Connectivity
|
| Topic 2: Data Center Network Design | - Data Center Architecture
|
| Topic 3: Data Center Security and Services Design | - Network Services
|
| Topic 4: Unified Fabric Design | - Fabric Extender Technology
|
| Topic 5: Data Center Storage and Converged Networking | - Fibre Channel over Ethernet (FCoE)
|
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