High Availability

Question 1

Which AWS service is commonly used to distribute incoming traffic across multiple targets, such as EC2 instances?
A) Elastic Load Balancing (ELB)
B) Amazon S3
C) AWS CloudFormation
D) Amazon CloudWatch

Answer 1

A) Elastic Load Balancing (ELB)

Question 2

What service would you use to automatically failover to another region if the primary region becomes unavailable?
A) AWS Route 53
B) AWS CloudFormation
C) AWS Direct Connect
D) AWS Lambda

Answer 2

A) AWS Route 53

Question 3

Which AWS service helps you create multiple, geographically separate copies of your data to ensure durability and availability?
A) Amazon S3 Cross-Region Replication
B) AWS Elastic Beanstalk
C) AWS IAM
D) AWS Shield

Answer 3

A) Amazon S3 Cross-Region Replication

Question 4

You need to ensure that your RDS database can failover to another Availability Zone in case of an outage. What feature should you enable?
A) Multi-AZ deployments
B) Amazon S3
C) AWS CloudTrail
D) AWS CodeDeploy

Answer 4

A) Multi-AZ deployments

Question 5

How can you automatically recover an EC2 instance if it becomes impaired?
A) EC2 Auto Recovery
B) AWS CodeDeploy
C) AWS Elastic Beanstalk
D) AWS Lambda

Answer 5

A) EC2 Auto Recovery

Question 6

Which AWS service would you use to automatically distribute incoming traffic across multiple availability zones?
A) Elastic Load Balancing (ELB)
B) AWS Route 53
C) AWS CloudTrail
D) Amazon S3

Answer 6

A) Elastic Load Balancing (ELB)

Question 7

How can you ensure that your application is highly available across multiple AWS regions?
A) Use AWS Route 53 with failover routing
B) Use Amazon EC2 with Auto Scaling
C) Use AWS CloudFormation
D) Use Amazon CloudWatch

Answer 7

A) Use AWS Route 53 with failover routing

Question 8

To maintain data durability across different geographical locations, which feature should you enable on Amazon S3?
A) Cross-Region Replication
B) AWS Auto Scaling
C) AWS CloudTrail
D) AWS IAM

Answer 8

A) Cross-Region Replication

Question 9

Which AWS service allows you to set up automatic scaling for your EC2 instances based on demand?
A) AWS Auto Scaling
B) AWS CloudFormation
C) AWS Trusted Advisor
D) Amazon RDS

Answer 9

A) AWS Auto Scaling

Question 10

How can you improve disaster recovery by automatically creating a replica of your database in another AWS region?
A) Enable Multi-Region RDS replication
B) Use AWS Auto Scaling
C) Use AWS Lambda
D) Use Amazon S3 with versioning

Answer 10

A) Enable Multi-Region RDS replication