The C4070-604 exam has a reputation for tricky wording and scenario-based questions that punish surface-level study. ValidVCE built its IBM System z Technical V5 practice questions to mirror that style, so nothing on test day feels unfamiliar. Updated for 2026, the material follows the current exam blueprint.
IBM C4070-604 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM System z Technical V5 |
| Exam Number: | 000-604 |
| Available Languages: | English |
| Related Certifications: | IBM Certified System Programmer - z/OS IBM Certified System Administrator - z/OS |
| Exam Format: | Multiple choice |
| Sample Questions: |  |
| Exam Way: | Online proctored or testing center (varies by region and IBM delivery partner) |
IBM C4070-604 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Virtualization and Logical Partitioning | - LPAR configuration and usage - PR/SM hypervisor concepts |
| Topic 2: Storage and I/O Subsystems | - DASD and storage architecture - I/O configuration and channel subsystem |
| Topic 3: System Security and Operations | - System monitoring and performance basics - RACF security concepts |
| Topic 4: Operating System Environment (z/OS) | - z/OS components and structure - Workload management concepts |
| Topic 5: IBM System z Architecture Overview | - Mainframe hardware concepts - z/Architecture principles |
IBM System z Technical V5 FAQ: Straight Answers for Candidates
Yes. A free PDF demo is available so you can review the question quality and format before you pay anything. And once you do purchase, your IBM System z Technical V5 material includes 365 days of free updates — if that update period expires, you can extend it later at a 50% discount from your member zone.
The official blueprint divides the IBM System z Technical V5 into 5 domains. The main areas include Operating System Environment (z/OS), Virtualization and Logical Partitioning, Storage and I/O Subsystems. Each domain breaks down into its own subtopics, so scroll up to the complete exam outline above before you plan your study schedule.
The C4070-604 exam is the official test you need to pass to earn the IBM Certified Specialist certification at the Professional level. Passing it validates your skills to employers, and for many IT professionals it is a direct step toward better roles and better pay. It also connects to related credentials such as IBM Certified System Administrator - z/OS, IBM Certified System Programmer - z/OS, so it is worth understanding where this exam sits on your certification path.
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IBM System z Technical V5 Sample Questions:
A System z technical specialist is configuring an MES upgrade of a z10EC to a z196. The MRREPORT does not properly reflect the latest z10 configuration since a few cards were swapped recently. This needs to be corrected for a TDA in two weeks. Which of the following actions address this situation?
- A. Run eConfig
- B. Ignore the removed cards and proceed with the configuration
- C. Manually edit the MRREPORT to account for the changes
- D. Transmit the VPD to the IBM manufacturing plant
Correct Answer: D 🗳️
A customer is considering a z196 with a zBX. Which of the following is the best action a specialist could take to ensure customer satisfaction?
- A. Review the hardware support process and the HMC documentation for the z196 CPC and the zBX
- B. Conduct a "Fit for Purpose Study"
- C. Mentor the customer on installing PowerVM and VMware
- D. Conduct a z/VM Implementation Workshop
Correct Answer: B 🗳️
A customer has a Power with AIX server farm with network connectivity to a zEnterprise processor. Which of the following would represent a potential zBX opportunity for this customer?
- A. The customer wants to move Linux virtual machines from the zEnterprise to a zBX so that the Linux applications can be closer to a Smart
- B. The customer wants to accelerate certain DB2 on zEnterprise queries.
- C. The customer wants to accelerate their DB2 on Power with AIX.
- D. The customer wants a stand-alone zBX with Power blades to free up floor space.
Correct Answer: B 🗳️
Which of the following is an advantage of PCIe I/O drawers over I/O cages?
- A. Support of increased number of features and ports per volume
- B. Support of more ports per installed feature
- C. Support of Crypto Express cards
- D. Support of over 240 ESCON cards
Correct Answer: A 🗳️
A customer will be upgrading their z10 EC to a z196 and would like to position the z196 to take advantage of new PCIe infrastructure for future support. Currently they have two I/O cages. The customer cannot take a future outage to add the new drawer. Which of the following will position the server for future use of a PCIe I/O drawer?
- A. Order the new PCIe OSA-Express4S 1000BaseT and/or FICON Express4S cards now which will drive the new PCIe drawer.
- B. Just perform the upgrade, the existing cards will carry forward into the new PCIe drawer.
- C. The drawer can be added later when the customer is ready to order the new PCIe cards.
- D. The new PCIe drawer cannot be installed concurrently so order the new PCIe OSA-Express4S 10GbE and/or FICON Express8S cards now which will drive the new PCIe drawer.
Correct Answer: C 🗳️
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