Certification exams change, and study material has to keep up. The 642-035 (Cisco Troubleshooting Cisco Data Center Unified Computing) question bank at Actual4Exams is reviewed continuously and comes with 365 days of free updates, so your 2026 preparation always reflects the current exam.
Cisco 642-035 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Troubleshooting Cisco Data Center Unified Computing (DCUCT) |
| Exam Number: | 642-035 |
| Available Languages: | English |
| Certificate Validity Period: | 3 years |
| Exam Price: | $300 USD |
| Passing Score: | Variable (approx. 750-850 / 1000 scale) |
| Exam Format: | Multiple Choice Single Answer, Multiple Choice Multiple Answer, Simulation, Drag and Drop |
| Real Exam Qty: | 65-75 |
| Related Certifications: | CCIE Data Center Cisco Certified Specialist - Data Center Unified Computing Troubleshooting |
| Exam Duration: | 90 minutes |
| Recommended Training: | Troubleshooting Cisco Data Center Unified Computing (DCUCT v5.0) |
| Exam Registration: | Pearson VUE Registration Cisco Official Exam Page |
| Sample Questions: |  |
| Exam Way: | Proctored online or at authorized Pearson VUE test centers |
| Pre Condition: | Recommended: Basic knowledge of Cisco UCS architecture, 1-3 years of hands-on experience with UCS deployments; no mandatory prerequisite exams |
| Official Syllabus URL: | https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/dcuct.html |
Cisco 642-035 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| UCS C-Series Standalone Troubleshooting | 34% | - CIMC administration and troubleshooting
|
| Troubleshooting UCS Architecture and System Internals | 24% | - Boot and initialization issues
|
| Network and Storage Connectivity Troubleshooting | 20% | - LAN and SAN connectivity
|
| UCS B-Series Chassis and Fabric Interconnect Troubleshooting | 22% | - Chassis and IOM communication
|
Cisco Troubleshooting Cisco Data Center Unified Computing (642-035) — Questions Candidates Actually Ask
The 642-035 exam, officially known as Cisco Troubleshooting Cisco Data Center Unified Computing, is the Cisco test that leads to the CCNP Data Center certification at the Professional level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as CCIE Data Center, Cisco Certified Specialist - Data Center Unified Computing Troubleshooting.
The 642-035 exam contains 65-75 questions, and you have 90 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the 642-035 exam is Variable (approx. 750-850 / 1000 scale), and the official registration fee is $300 USD. If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Recommended: Basic knowledge of Cisco UCS architecture, 1-3 years of hands-on experience with UCS deployments; no mandatory prerequisite exams
Entry requirements can change, so confirm the latest conditions on the official exam page: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/dcuct.html.
You can book the 642-035 exam through the official registration channels below:
Exam delivery: Proctored online or at authorized Pearson VUE test centers. Seats at popular test centers fill quickly, so schedule early once your preparation is on track.
Cisco recommends the following training options for Cisco Troubleshooting Cisco Data Center Unified Computing candidates:
Pair any course with the 168 practice questions from Actual4Exams to measure how ready you really are before paying the exam fee.
Yes. A free PDF demo of the Cisco Troubleshooting Cisco Data Center Unified Computing questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 642-035 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also emailed to you within one minute of payment — if nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you can install the product on.
The official Cisco Troubleshooting Cisco Data Center Unified Computing outline is organized into 4 domains. The first three are:
- Troubleshooting UCS Architecture and System Internals — 24% of the exam
- Network and Storage Connectivity Troubleshooting — 20% of the exam
- UCS C-Series Standalone Troubleshooting — 34% of the exam
See the complete exam topics section above for the full outline and the weighting of every domain.
Cisco Troubleshooting Cisco Data Center Unified Computing Sample Questions:
Question 1
You attempt to boot a supported Linux operating system live image from the eUSB in a Cisco UCS blade-server environment, but the boot fails. Which option is the most likely cause of the failure?
A. In the Service Profile, a device other than the eUSB is set first in the boot order for the server.
B. Access to the eUSB is disabled for that blade server by Power Manager.
C. The blade servers are unable to boot from the eUSB. The eUSB is used only for virtual machines.
D. The eUSB license is unavailable or the grace period of the license is expired.
Question 2
Which option describes why the service profiles do not inherit changes from the template?
A. It is an initial template.
B. The service profile is not compatible with the changes.
C. The service profile has disabled inheritance.
D. The changes to the template have not been committed.
Question 3
Which of these does not have an FSM associated with it?
A. server hardware
B. service profile
C. service profile templates
D. vCenter connection
Question 4
Which commands can you enter to see if a component in the Cisco UCS domain generated a core file?
A. 6100-A# scope monitoring 6100-A /monitoring # scope sysdebug 6100-A /monitoring/sysdebug # show cores
Core Files: Name Fabric ID
B. 6100-A# scope sysdebug 6100-A /sysdebug # scope monitoring 6100-A /sysdebug/monitoring # show cores
Core Files: Name Fabric ID
C. 6100-A# scope system 6100-A /system # scope monitoring 6100-A /system/monitoring # show cores
Core Files: Name Fabric ID
D. 6100-A# scope cores 6100-A /cores # show cores
Core Files: Name Fabric ID
E. 6100-A# scope logging 6100-A /logging # scope monitoring 6100-A /logging/monitoring # show cores
Core Files: Name Fabric ID
Question 5
After a Cisco UCS Manager upgrade, you discover issues relating to the IQN of several service profiles. Which two options are possible causes of the problem? (Choose two.)
A. a duplicate IQN across multiple service profiles
B. duplicate service profiles
C. a duplicate IQN within a service profile
D. an unsuccessful upgrade
E. incorrect VSAN settings
Solutions:
| Question 1 Answer: A | Question 2 Answer: A | Question 3 Answer: C | Question 4 Answer: A | Question 5 Answer: A,C |
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