You Configured Your Compute Engine Instance Group to Scale Automatically

question 4

Multiple Choice

You configured your Compute Engine instance group to scale automatically according to overall CPU usage. However, your application's response latency increases sharply before the cluster has finished adding up instances. You want to provide a more consistent latency experience for your end users by changing the configuration ot the instance group autoscaler. Which two configuration changes should you make? (Choose two.)

• A) Add the label "AUTOSCALE" to the instance group template.
• B) Decrease the cool-down period for instances added to the group.
• C) Increase the target CPU usage for the instance group autoscaler.
• D) Decrease the target CPU usage for the instance group autoscaler.
• E) Remove the health-check for individual VMs in the instance group.

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Definitions:

Level of Significance

A threshold used in hypothesis testing to determine if a result is statistically significant, often represented by the alpha (α) level.

Population Proportion

The ratio of members in a group to the entire population that share a particular characteristic.

Alternative Hypothesis

In hypothesis testing, the hypothesis that proposes a difference or effect, contrary to the null hypothesis, which implies no effect or difference.

Null Hypothesis

A statement or assumption that there is no effect or no difference, and it serves as the starting point for statistical testing.