PCDOE Optimizing performance and cost Practice Question

A company uses Compute Engine with committed use discounts for 1-year. They need to reduce costs further. What should they do?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

Rightsize their VMs based on recommender recommendations.

Rightsizing based on recommender recommendations reduces resource usage without changing pricing model, offering immediate cost savings.

Answer analysis

For each option: why learners choose it and why it is or isn't the right answer here.

✗
Use sustained use discounts instead.
Why it's wrong here
Sustained use discounts apply automatically and cannot be used as a replacement for committed use discounts.
✗
Use preemptible VMs for all workloads.
Why it's wrong here
Preemptible VMs can be terminated at any time and are not suitable for all workloads.
✓
Rightsize their VMs based on recommender recommendations.
Why this is correct
Rightsizing reduces resource usage, directly lowering costs.
✗
Increase committed use discount term to 3 years.
Why it's wrong here
Increasing commitment may provide higher discounts but requires longer commitment and may not address overprovisioning.

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