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Cisco 642-998 : Designing Cisco Data Center Unified Computing

642-998

Exam Code: 642-998

Exam Name: Designing Cisco Data Center Unified Computing

Updated: Apr 29, 2025

Q & A: 182 Questions and Answers

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Cisco 642-998 Exam Certification Details:

Sample QuestionsCisco 642-998 Sample Questions
Duration90 minutes
Recommended TrainingDesigning Cisco Data Center Unified Computing (DCUCD v5.0)
Exam RegistrationPEARSON VUE
Exam Price$300 USD
Exam NameDesigning Cisco Data Center Unified Computing
Exam Code642-998 DCUCD
Passing ScoreVariable (750-850 / 1000 Approx.)
Number of Questions65-75

Reference: http://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/specialist-dcucd.html

Cisco 642-998 Exam Topics:

SectionWeightObjectives
Describe the Technologies Used within the Data Center17%1 Describe switching protocols used in a data center network

2 Describe IPv4/IPv6 Addressing

3 Identify routing protocol considerations in a data center

4 Describe how various data center protocols impact the design of a data center network

5 Describe data center server deployment topologies

6 Describe how traffic flows may impact the design of a data center network

7 Describe methods for deploying an energy efficient data center

8 Describe data center virtualization technologies

9 Determine when to use each technology within a data center solution

10 Describe high availability design in the data center
Describe Data Center Structure and Modularity17%1 Describe network architectures for the data center
a) LAN
b) SAN

2 Describe the modular approach in network design

3 Describe the data center core layer

4 Describe the data center aggregation layer

5 Describe the data center access layer

6 Identify design considerations for connectivity between data centers

7 Identify the environments that use a Cisco data center virtualization solution

8 Identify the migration plan from existing to new infrastructure
Design Virtualization Solution using Cisco UCS13%1 Gather historical performance characteristics for the network, compute and storage components of the data center.

2 Given a particular set of data center applications and servers, identify the number of physical machines necessary to create a Cisco virtualized data center solution

3 Given a particular set of data center applications and servers, identify the networking requirements to create a Cisco virtualized data center solution

4 Describe the deployment of pass-thru switching (PTS) and integration with vCenter

5 Specify the infrastructure needed to deploy a specified Cisco data center virtualization solution

6 Deploy operating systems

7 Specify the UCS components of solution design

8 Identify Cisco technologies to mitigate security vulnerabilities

9 Secure data center network connectivity

10 Secure the data center infrastructure
Design Network Management Considerations into a Data Center23%1 Describe the common industry and Cisco-specific data center network management tools

2 Design a network data collection strategy for a data center
Design the Access Layer of a Data Center17%1 Select appropriate platforms and modules in the data center access layer

2 Identify scalability, availability, performance, and connectivity requirements in the data center access layer

3 Design for traffic flows in the data center access layer

4 Design a cabling plan and topology for the data center access layer

5 Design virtualization into the data center access layer
Describe the Design Methodology13%1 Describe developing business trends

2 Identify business requirements driving the data center design

3 Determine the requirements needed to create a data center solution

4 Describe the tools/process to characterize an existing data center

5 Describe the top down approach to network design

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