IBM C4090-453 : IBM System Storage DS8000 Technical Solutions V3

C4090-453 real exams

Exam Code: C4090-453

Exam Name: IBM System Storage DS8000 Technical Solutions V3

Updated: Jul 31, 2026

Q & A: 70 Questions and Answers

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IBM C4090-453 Exam Syllabus Topics:

SectionObjectives
Topic 1: Maintenance and Troubleshooting- Problem determination and resolution
- System diagnostics and logs
Topic 2: Installation and Configuration- Host connectivity configuration
- Initial system setup and configuration
Topic 3: DS8000 Architecture and Components- DS8000 hardware architecture overview
- Storage virtualization concepts
Topic 4: High Availability and Disaster Recovery- Backup and recovery strategies
- Copy services (Metro Mirror, Global Mirror)
Topic 5: Storage Management- Performance monitoring and optimization
- Logical volumes and pools management

IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

1. What capability' of the DS8SOO helps prevent double drive failures?

A) Smart rebuild
B) Parallel volume create and delete
C) RAID DP
D) Quick initialization


2. A customer would like to implement an enterprise solution and needs 200 TB usable capacity on a write intensive workload.
They are convinced that 600 GB drives are the optimum size for their business applications.
Very limited space is available for additional systems in their data center.
Which solution best meets this requirement?

A) Three fully-configured clustered Storwize V7000 systems
B) DS8870 system with two frames
C) DS8870 system with one frame and 5% SSD drives
D) XIV Gen3 system with 13 modules


3. What z/OS solution supported by the D68000 is designed to provide continuous availability in cases of disk subsystem failure?

A) MIDAW
B) HyperPAV
C) HyperSwap
D) zHPE


4. When Global Mirror and the local disk subsystem fails it usually is not possible to recover because the subsystem stops responding. The SNMP then sends the alerts that indicate there is a problem.
What triggers the initial recovery actions?

A) The SNMP alerts are enough to trigger the recovery and then fix the problem
B) Once the SNMP alerts have been received the process will restart automatically
C) Total Storage Productivity Center for Data
D) The problem can be fixed manually once the SNMP alerts are spotted


5. A customer is looking to open a new data center and has asked about raised floor requirements to accommodate cabling for the DS8870.
What is the correct response?

A) Only a DS8870 with business class cabling can have top exit power cables
B) D38870 power cables can only be connected under the floor as DS8870 always requires a raised floor for cooling purposes
C) There is a feature which allows power and EC cables to exit from the top of the DSSS7O frames
D) An RPQ is needed to allow top exit cabling for a DSSSJO with any expansion frames


Solutions:

Question # 1
Answer: A
Question # 2
Answer: B
Question # 3
Answer: C
Question # 4
Answer: D
Question # 5
Answer: C

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