A Developer Receives the Following Error Message When Trying to Launch

question 219

Multiple Choice

A developer receives the following error message when trying to launch or terminate an Amazon EC2 instance using a boto3 script. What should the developer do to correct this error message?

• A) Assign an IAM role to the EC2 instance to allow necessary API calls on behalf of the client.
• B) Implement an exponential backoff algorithm for optimizing the number of API requests made to Amazon EC2.
• C) Increase the overall network bandwidth to handle higher API request rates.
• D) Upgrade to the latest AWS CLI version so that boto3 can handle higher request rates.

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test that is used to make a decision about the validity of a hypothesis.

Type I Error

The mistake of rejecting a true null hypothesis, also known as a false positive.

Level of Significance

The threshold under which the null hypothesis is rejected in hypothesis testing, usually denoted by alpha.

Critical Value

A threshold or point on the test distribution that defines the boundary or limit for rejecting the null hypothesis in hypothesis testing.