batch #8

Question 1

You have recently purchased some reserved instances and are unsure if they are being used. Which of the following is a possible way to check this?

Answer 1

Via the Reserved Instance utilization report

Question 2

Which of the following traditional disaster recovery methods runs your site in AWS as well as on your existing on-site infrastructure, in an active-active configuration?

Answer 2

Multi-site solution

Question 3

Which AWS service does AWS WAF primarily use to aid with automation?

Answer 3

AWS Lambda

Question 4

Network ACLs in a VPC operate at the ______.

Answer 4

Network

Question 5

When does the billing process for an Amazon EC2 instance begin?

Answer 5

When the AMI boot sequence is initiated.

Question 6

You are viewing your AWS resources but can only see the resources tied to the region you’ve specified. What is the reason for this?

Answer 6

Because regions are isolated from each other, and AWS does not replicate resources across regions automatically

Question 7

As it relates to Amazon EC2 instances, what is the function of key pairs?

Answer 7

To encrypt the login information for Linux and Windows EC2 instances and then decrypt the same information, allowing you to authenticate into the instance.

Question 8

Important functions of an organization’s application are impaired or degraded, and you can’t work around the problem, but the overall business is not affected. You decide that you need some support from AWS. You have an Enterprise Support Plan with AWS. Which of the following severity levels do you think would be an appropriate choice for this issue?

Answer 8

Product system impaired

Question 9

In which component do users store data in Amazon Glacier, similar to an S3 bucket?

Answer 9

In a vault

Question 10

Which of the following is true of CloudWatch alarms?

Answer 10

They automatically make changes to the resources monitored based on rules defined.

Question 11

You are reviewing AWS Elastic Beanstalk and considering how it can support versions of an application. Which statement below is correct?

Answer 11

AWS Elastic Beanstalk allows you to run multiple versions of an application at the same time.

Question 12

What service is used to store the log files generated by CloudTrail?

Answer 12

S3

Question 13

Pricing is ____ consumed for EC2 instances.

Answer 13

either per instance-second or per instance-hour

Question 14

Network Access Control Lists (NACLs) are _______

Answer 14

stateless

Question 15

What types of identities do Amazon Cognito identity pools support?

Answer 15

They support both authenticated and unauthenticated identities.

Question 16

When using Amazon Glacier’s standard retrieval option, which of the following statements is correct?

Answer 16

3-5 hours

Question 17

You have a time-sensitive development question and you decide that you need some support from AWS. Which of the following severity levels will be an appropriate choice for you to resolve the issue?

Answer 17

System impaired

Question 18

Serverless computing falls under which category of cloud computing services?

Answer 18

Function as a service

Question 19

__________ are predefined, out-of-the-box policies that grant permissions for common use cases to eliminate the need to determine what permissions are needed.

Answer 19

AWS Managed Policies

Question 20

In Amazon EC2, if you no longer wish to be charged for your instance, you must ______ the instance to avoid being billed for additional time.

Answer 20

STOP or TERMINATE

Question 21

At what level can Amazon S3 Access Control Lists (ACLs) be applied?

Answer 21

Bucket or Object

Question 22

Which two of the four Amazon S3 storage classes listed below charge a per GB retrieval fee? (Choose 2 answers)

Answer 22

Amazon Glacier and S3 Standard-IA are both designed for storing infrequently accessed data

Question 23

When processing workloads on specific Amazon EC2 instances that require a higher level of durability, and the ability for an instance to quickly retrieve the data, the recommended option is to use ______________.

Answer 23

EBS volumes