Free HP HPE2-N69 Exam Actual Questions & Explanations

Last updated on: Jun 2, 2026

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Question No. 1

What is the role of a hidden layer in an artificial neural network (ANN)?

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Correct Answer: C

A hidden layer in an artificial neural network (ANN) is responsible for receiving and weighing inputs from the preceding layer and producing outputs for the next layer. It is also responsible for reformatting data for use in the ANN and helps to optimize the ANN during the backward pass.


Question No. 2

You are in a directory on your machine with your experiment config file and your model code. You enter this command:

det experiment create myfile.yaml

You receive this error:

det experiment create: error: the following arguments are required: model_def

What should you do?

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Correct Answer: B

Make sure that the myfile.yaml tile includes code for a PyTorchTrial or TFKerasTrial class. When creating an experiment with the det experiment create command, you need to specify the model_def parameter to provide the code for the PyTorchTrial or TFKerasTrial class. This code should be specified in the myfile.yaml file, so make sure that the myfile.yaml file includes the code for the model you want to use.


Question No. 3

What is one key target vertical (or HPE Machine Learning Development solutions?

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Correct Answer: D

One key target vertical for HPE Machine Learning Development solutions is Manufacturing. Manufacturing businesses are using machine learning to automate processes, reduce costs, and improve safety and quality control. HPE ML solutions provide the tools and technologies to help manufacturers develop and deploy ML models in their production environments, enabling them to optimize and automate their operations.


Question No. 4

An HPE Machine Learning Development Environment resource pool uses priority scheduling with preemption disabled. Currently Experiment 1 Trial I is using 32 of the pool's 40 total slots; it has priority 42. Users then run two more experiments:

* Experiment 2:1 trial (Trial 2) that needs 24 slots; priority 50

* Experiment 3; l trial (Trial 3) that needs 24 slots; priority I

What happens?

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Correct Answer: D

Trial 3 is scheduled on 8 of the slots. Then, after Trial 1 has finished, it receives 16 more slots. This is because priority scheduling is used in the HPE Machine Learning Development Environment resource pool, which means higher priority tasks will be given priority over lower priority tasks. As such, Trial 3 with priority 1 will be given priority over Trial 2 with priority 50.


Question No. 5

The ML engineer wants to run an Adaptive ASHA experiment with hundreds of trials. The engineer knows that several other experiments will be running on the same resource pool, and wants to avoid taking up too large a share of resources. What can the engineer do in the experiment config file to help support this goal?

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Correct Answer: A

The ML engineer can set 'maxconcurrenttrials' under 'searcher' in the experiment config file to cap the number of trials run at once by this experiment. This will help ensure that the experiment does not take up too large a share of resources, allowing other experiments to also run concurrently.