IBM A4040-109 Actual Free Exam Questions & Community Discussion

Exam Code/Number: A4040-109
Exam Name/Title: Assessment: Power Systems Virtualization Technical Support for AIX and Linux -v2
Certification Provider: IBM
Corresponding Certification: CATE

Exam Questions: 180
Updated On: May 28, 2026

Question #27

An administrator needs to migrate an AIX partition from a POWER7 server to a legacy POWER6 595. When performing a Live Partition Mobility operation, the following error is received:

Looking at the partition profile properties for CPU

Which of the following actions would solve the problem?

A. Change the processor compatibility mode to POWER6 on the source partition.

B. Change the processor compatibility mode to ENHANCED on the target system

C. Change the processor compatibility mode to LEGACY on the target system.

D. Change the processor compatibility mode to POWER7 on the source partition.

Discussion 0

Correct Answer: C Vote an answer

Question #28

Certain configurations of Power 770 and Power 780 servers can be ordered with multiple IVE adapters. When designing a configuration to provide improved network availability what fact should be observed as a risk?

A. 1Gbps and 10Gbps adapters may not be aggregated into a single logical link.

B. The same model of IVE must be ordered for each building block.

C. An EtherChannel device created from adjacent IVE ports can result in broadcast storms.

D. IVE adapters do not support hot-plug operations.

Discussion 0

Correct Answer: D Vote an answer

Question #29

An administrator would like to install a new Fix Pack on an existing VIO server. The Fix Pack has been mounted using NFS on /mnt. Which command should the administrator use to achieve this?

A. iosinst -update -install -accept -dev /mnt

B. geninstall -u -ac -d /mnt -f all

C. updateios -dev /mnt -accept -install

D. installios -update_all -dev /mnt

Discussion 0

Correct Answer: C Vote an answer

Question #30

An LPAR is configured using Virtual IO. It has two Virtual SCSI adapters, connecting it to two VIO servers.
The disks presented over Virtual SCSI are available across both Virtual SCSI adapters (2 paths).
Assuming 20 disks are required, what is the maximum recommended queue depth to maximize performance?

A. 20

B. 22

C. 510

D. 512

Discussion 0

Correct Answer: A Vote an answer

Question #31

An administrator must create several production and development LPARs on a new Power 770 server. Processor requirements for the development LPARs change frequently.
Which configuration will isolate the production LPARs from changes in processing requirements for the development LPARs?

A. Assign the production partitions to a Shared Processor Pool 2 with the Maximum Pool
Capacity equal to the Entitled Pool Capacity.
Assign the development partitions to the default Shared Processor Pool 1.

B. Assign the development partitions to Shared Processor Pool 1 with the Maximum Pool
Capacity equal to the Entitled Pool Capacity.
Assign the production partitions to the default Shared Processor Pool 0.

C. Assign the production partitions to Shared Processor Pool 1 with the Maximum Pool
Capacity equal to the Entitled Pool Capacity.
Assign the development partitions to Shared Processor Pool 2 with the Maximum Pool
Capacity equal to the Entitled Pool Capacity.

D. Assign the production partitions to Shared Processor Pool 1 with the Maximum Pool
Capacity higher than the Entitled Pool Capacity.
Assign the development partitions to Shared Processor Pool 2 with the Maximum Pool
Capacity higher than the Entitled Pool Capacity.

Discussion 0

Correct Answer: C Vote an answer

Question #32

What is the maximum number of clients which can be configured to use a single port on a Host Ethernet Adapter?

A. 2

B. 4

C. 16

D. 8

Discussion 0

Correct Answer: C Vote an answer

Question #33

When planning a new Power 770 system, how can an administrator ensure that a database LPAR is prevented from sharing processors with any Multiple Shared-Processor Pools, regardless of whether the LPAR is active?

A. Unselect the processor sharing options in the LPAR profile.

B. Define the LPAR with a unique shared processor pool.

C. Set the processor sharing mode for all LPARs to capped.

D. Set the processor compatibility mode to POWER6.

Discussion 0

Correct Answer: A Vote an answer

Question #34

Where can an administrator find the implementation process for configuring a Power 795 to run in TurboCore mode?

A. Performance Toolbox for AIX

B. IBM System Planning Tool

C. IBM InfoCenter

D. IBM Systems Director

Discussion 0

Correct Answer: C Vote an answer

Question #35

An administrator is creating Virtual IO servers (VIOS) on a new POWER7 server, anticipating that Live Partition Mobility (LPM) will be used in the environment. Which action must be taken before LPM operations can begin?

A. Ensure that AIX Enterprise Edition is loaded on the VIO server partition.

B. Configure SEA failover for all VIOS partitions

C. Create the same number of VIOS partitions on all servers.

D. Check the Mover Service Partition box on the partition properties panel on the HMC.

Discussion 0

Correct Answer: D Vote an answer

Question #36

Which of the following statements regarding the implementation of Multiple Shared Processor Pools (MSPPs) is correct?

A. MSPPs allow for physical sets of processors to be reserved for specific sets of LPARs.

B. MSPPs allow the restriction of transferring available processor cycles from one set of LPARs to another.

C. MSPPs allow for both IBM and third party applications to be licensed for a subset of physical processors.

D. MSPPs allow processor capacity consumption to be restricted to a set of LPARs.

Discussion 0

Correct Answer: D Vote an answer

Question #37

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. Facts and Features Report

B. POWER Reference Guide

C. Techline POWER7 compendium

D. POWER7 Press kit

Discussion 0

Correct Answer: A Vote an answer

Question #38

Which interface must be used to provide virtualization of tape library devices to client LPARs?

A. LTO

B. Virtual Fibre Channel

C. USB

D. Virtual SCSI

Discussion 0

Correct Answer: B Vote an answer

Question #39

An administrator has installed a new client partition and has used vSCSI to provide the disk for rootvg. The rootvg consists of one single disk, hdisk0, which is provided using a single SAN device presented to a dual VIO server configuration. The client virtual SCSI adapters are vscsi0 and vscsi1The administrator would like to prioritize I/O traffic for vscsi0.Running which command will achieve this?

A. chattr

B. chpath

C. chvpath

D. chdev

Discussion 0

Correct Answer: B Vote an answer

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