Cisco 642-972 Exam Information and Actual Questions

  • Exam Code/Number: 642-972
  • Exam Name/Title: Data Center Application Services Design
  • Certification Provider: Cisco
  • Corresponding Certification: Others
  • Exam Questions: 88
  • Updated On: Jul 22, 2026

642-972
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Cisco
642-972 Exam
Data Center Application Services Design

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Cisco 642-972 Exam Overview:

Certification Vendor:Cisco
Exam Name:Data Center Application Services Design
Exam Number:642-972
Related Certifications:Cisco CCNP Data Center
Exam Format:Multiple choice, Scenario-based questions, Simulation-based questions
Passing Score:Variable (Cisco scaled scoring, typically ~750-850/1000)
Exam Price:USD 250 (historical; may vary by region)
Available Languages:English
Exam Duration:90-120
Certificate Validity Period:3 years (historical Cisco certification validity policy)
Real Exam Qty:55-65
Sample Questions:Cisco 642-972 Sample Questions
Exam Way:Computer-based exam (historical Pearson VUE testing centers / online proctoring depending on availability at the time)
Pre Condition:Recommended knowledge of CCNA/CCNP-level networking and basic data center architecture concepts
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/training-certifications/exams.html

Cisco 642-972 Exam Syllabus Topics:

SectionObjectives
Security and SSL Services- Application security integration
  • 1. Secure application delivery design principles
    • 2. Threat mitigation at application layer
      - SSL offloading and termination
      • 1. SSL termination modes
        • 2. Certificate management in ADC environments
          Load Balancing and Application Delivery Controllers (ADC)- Load balancing concepts
          • 1. Round-robin, least connections, and hash-based methods
            • 2. Persistence (sticky sessions)
              - Cisco ACE and application services
              • 1. ACE module deployment and design considerations
                • 2. High availability and redundancy design
                  Scalability, Availability, and Performance Design- High availability design
                  • 1. Active-active and active-standby architectures
                    • 2. Failover mechanisms and redundancy planning
                      - Performance optimization
                      • 1. Traffic optimization strategies
                        • 2. Latency reduction techniques
                          Application Services Architecture in Data Centers- Data center application delivery models
                          • 1. Application traffic flow design considerations
                            • 2. Client-server and multi-tier application architectures
                              - Service integration points
                              • 1. L4-L7 service insertion points
                                • 2. Virtualized application services architecture
                                  Deployment and Troubleshooting Considerations- Deployment planning
                                  • 1. Migration strategies for application services
                                    • 2. Integration with data center infrastructure
                                      - Operational troubleshooting
                                      • 1. Monitoring and logging strategies
                                        • 2. Common ADC issues and diagnostics


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