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IBM CATE A4040-109

A4040-109

Exam Code: A4040-109

Exam Name: Assessment: Power Systems Virtualization Technical Support for AIX and Linux -v2

Updated: Sep 21, 2026

Q & A: 180 Questions and Answers

A4040-109 Free Demo download:

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IBM A4040-109 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Virtual Networking20%- Virtual LAN and network bridging
- Network failover and load balancing
- Shared Ethernet Adapter (SEA)
- Virtual network security
Topic 2: Virtual Storage Management25%- Virtual media and optical devices
- vSCSI configuration and mapping
- NPIV and virtual Fibre Channel
- Storage allocation and redundancy
Topic 3: Troubleshooting & Performance15%- Log analysis and recovery
- Performance monitoring and tuning
- Virtualization-related error diagnosis
Topic 4: Virtualization Management & Operations20%- Active Memory Sharing and Power Management
- VIOS administration and maintenance
- HMC and IVM usage
- DLPAR operations
Topic 5: Virtualization Concepts and Architecture20%- PowerVM Editions and features
- Hypervisor and firmware overview
- Virtual I/O Server (VIOS) architecture
- LPAR, DLPAR, and Micro-Partitioning

IBM Assessment: Power Systems Virtualization Technical Support for AIX and Linux -v2 Sample Questions:

Question #1
An AIX LPAR has a disk drive known as hdisk17. The administrator would like to change the name of the disk to redolog0. Which command will achieve this?

A. mv /dev/hdisk17 /dev/redolog0
B. chdev -l hdisk17 -a name=redolog0
C. rendev -l hdisk17 -n redolog0
D. chdsk -dev hdisk17 -id redolog0


Question #2
A customer wants to compare a number of models within the POWER7 family to determine which is the best fit for their requirements. What centralized source would allow them to compare availability of Capacity on Demand and supported Hot-plug functions?

A. POWER Reference Guide
B. Facts and Features Report
C. Techline POWER7 compendium
D. POWER7 Press kit


Question #3
An administrator has a Power 720 with 64GB of memory and Active Memory Expansion (AME).
An LPAR has only 10GB of memory available and an application has been sized at 15GB of memory. The administrator runs amepat to determine an efficient expansion factor. Based on the output, an expansion factor of 1.6 has been chosen.
How should this be configured in the LPAR?

A. Enter 16GB as 'desired', enter 1.6 in the Active memory expansion factor field.
B. Enter 16GB as 'desired' and modify/etc/ame.conf with AME_RATIO=1.6.
C. Enter 10GB as 'desired' and modify/etc/ame.conf with AME_RATIO=1.6.
D. Enter 10GB as 'desired', enter 1.6 in the Active memory expansion factor field.


Question #4
A key customer application currently can only be hosted under AIX 5.2. Development work is underway to update the application to be compatible with more current versions of AIX. An administrator notices hardware errors are being logged against the legacy POWER3 hardware.
To preserve the application in its current form while avoiding the cost of repairing the legacy hardware, the administrator plans to migrate the application into a versioned WPAR.
The administrator understands that an intact mksysb image of the 5.2 system is required. Which additional elements are required?

A. Hosting AIX 6.1 LPAR AIX 5.2 NIM server POWER6 hardware
B. HMC-managed hardware PowerVM Enterprise edition AIX 7.1
C. AIX 7.1 NIM server POWER7 hardware PowerVM WPAR Manager
D. AIX 7.1 vwpar.52 images LPP POWER7 hardware


Question #5
An architect has been given the task of incorporating some new Power Systems servers running AIX 7 into an existing data center which is supported by a legacy SAN.
The new servers will need to be connected to the SAN, and the LPARs on the servers will each have access to a Fibre Channel Tape using virtualized devices.
Which action will the architect need to take?

A. Specify that AIX Enterprise Edition must be used.
B. Check that the SAN switches support NPIV.
C. Use the legacy Fibre Channel device driver in AIX.
D. Put the tape drive into the same zone as the HBA in the VIOS.


Solutions:

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

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