Cisco 642-974 Exam Information and Actual Questions

  • Exam Code/Number: 642-974
  • Exam Name/Title: Data Center Networking Infrastructure Support Specialist
  • Certification Provider: Cisco
  • Corresponding Certification: Others
  • Exam Questions: 138
  • Updated On: Jul 21, 2026

642-974
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Cisco
642-974 Exam
Data Center Networking Infrastructure Support Specialist

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Cisco 642-974 Exam Overview:

Certification Vendor:Cisco
Exam Name:Data Center Networking Infrastructure Support - 2 (DCNIS-2)
Exam Number:642-974
Exam Price:$200 USD
Real Exam Qty:65-75
Exam Format:Multiple Choice, Drag-and-Drop, Simulations
Available Languages:English
Passing Score:750-850 / 1000 (variable)
Exam Duration:90 minutes
Related Certifications:Cisco Data Center Networking Infrastructure Support Specialist
Certificate Validity Period:3 years
Recommended Training:Implementing Cisco Data Center Network Infrastructure 2 (DCNI-2)
Exam Registration:Pearson VUE
Sample Questions:Cisco 642-974 Sample Questions
Exam Way:Computer-based test (CBT) at Pearson VUE test centers; Retired exam, no longer available for new registration
Pre Condition:Recommended: Valid CCNA Data Center or equivalent experience; 642-973 (replacement exam) also available
Official Syllabus URL:https://www.cisco.com/site/us/en/learn/training-certifications/exams/retired.html

Cisco 642-974 Exam Syllabus Topics:

SectionWeightObjectives
Troubleshooting & Operations10%- Diagnostic Tools
  • 1. Log Analysis & Monitoring
  • 2. Show & Debug Commands
- Common Issue Resolution
  • 1. Connectivity & Performance
  • 2. Configuration Consistency
Layer 2 Protocols & Features25%- Spanning Tree Protocols
  • 1. Rapid PVST+ & MST
  • 2. Port Channel & vPC
- VLANs & Trunking
  • 1. VLAN Configuration & VTP
  • 2. 802.1Q Trunking & Native VLAN
Quality of Service & Security15%- QoS Implementation
  • 1. Classification & Marking
  • 2. Queuing & Policing
- Access Control & Security
  • 1. VACLs & PACLs
  • 2. Port Security & CoPP
Nexus 7000 Series Management & Infrastructure25%- System Management
  • 1. SNMP, Syslog & NTP
  • 2. Licensing & Feature Activation
  • 3. User Authentication & AAA
- System Architecture & Hardware
  • 1. Nexus Operating System (NX-OS)
  • 2. File Systems & Software Upgrade
  • 3. Supervisor & Line Cards
Layer 3 Routing & Services25%- IPv4 & IPv6 Routing
  • 1. Static Routing & OSPF
  • 2. EIGRP & BGP Basics
- Multicast & High Availability
  • 1. VRRP, HSRP & NSF
  • 2. PIM & IGMP


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