Amazon Amazon Certifications BDS-C00 Questions & Answers

• Question 141:

  Does Route 53 support MX Records?

  A. Yes.

  B. It supports CNAME records, but not MX records.

  C. No

  D. Only Primary MX records. Secondary MX records are not supported.

  Correct Answer: A

• Question 142:

  A sys admin is planning to subscribe to the RDS event notifications. For which of the below mentioned source categories the subscription cannot be configured?

  A. DB security group

  B. DB snapshot

  C. DB options group

  D. DB parameter group

  Correct Answer: C

• Question 143:

  A user is launching an AWS RDS with MySQL. Which of the below mentioned options allows the user to configure the InnoDB engine parameters?

  A. Options group

  B. Engine parameters

  C. Parameter groups

  D. DB parameters

  Correct Answer: C

• Question 144:

  You have an Auto Scaling group associated with an Elastic Load Balancer (ELB). You have noticed that instances launched via the Auto Scaling group are being marked unhealthy due to an ELB health check, but these unhealthy instances are not being terminated.

  What do you need to do to ensure trial instances marked unhealthy by the ELB will be terminated and replaced?

  A. Change the thresholds set on the Auto Scaling group health check

  B. Add an Elastic Load Balancing health check to your Auto Scaling group

  C. Increase the value for the Health check interval set on the Elastic Load Balancer

  D. Change the health check set on the Elastic Load Balancer to use TCP rather than HTTP checks

  Correct Answer: B

• Question 145:

  What does Amazon RDS stand for?

  A. Regional Data Server.

  B. Relational Database Service.

  C. Nothing.

  D. Regional Database Service.

  Correct Answer: B

• Question 146:

  A customer wants to track access to their Amazon Simple Storage Service (S3) buckets and also use this information for their internal security and access audits. Which of the following will meet the Customer requirement?

  A. Enable AWS CloudTrail to audit all Amazon S3 bucket access.

  B. Enable server access logging for all required Amazon S3 buckets.

  C. Enable the Requester Pays option to track access via AWS Billing

  D. Enable Amazon S3 event notifications for Put and Post.

  Correct Answer: B

• Question 147:

  A user wants to make so that whenever the CPU utilization of the AWS EC2 instance is above 90%, the redlight of his bedroom turns on. Which of the below mentioned AWS services is helpful for this purpose?

  A. AWS CloudWatch + AWS SES

  B. AWS CloudWatch + AWS SNS

  C. It is not possible to configure the light with the AWS infrastructure services

  D. AWS CloudWatch and a dedicated software turning on the light

  Correct Answer: B

• Question 148:

  When an Auto Scaling group is running in Amazon Elastic Compute Cloud (EC2), your application rapidly scales up and down in response to load within a 10-minutes window; however, after the load peaks, you begin to see problems in your configuration management system where previously terminated Amazon EC2 resources are still showing as active.

  What would be a reliable and efficient way to handle the cleanup of Amazon EC2 resources with your configuration management systems?

  Choose 2 answers

  A. Write a script that is run by a daily cron job on an Amazon EC2 instance and that executes API Describe calls of the EC2 Auto Scaling group and removes terminated instances from the configuration management system

  B. Configure an Amazon Simple Queue Service (SQS) queue for Auto Scaling actions that has a script that listens for new messages and removes terminated instances from the configuration management system

  C. Use your existing configuration management system to control the launching and bootstrapping of instances to reduce the number of moving parts in the automation

  D. Write a small script that is run during Amazon EC2 instance shutdown to de-register the resource from the configuration management system

  E. Use Amazon Simple Workflow Service (SWF) to maintain an Amazon DynamoDB database that contains a whitelist of instances that have been previously launched, and allow the Amazon SWF worker to remove information from the configuration management system

  Correct Answer: AD

• Question 149:

  Is decreasing the storage size of a DB Instance permitted?

  A. Depends on the RDMS used

  B. Yes

  C. No

  Correct Answer: B

• Question 150:

  A user is trying to setup a recurring Auto Scaling process. The user has setup one process to scale up every day at 8 am and scale down at 7 PM. The user is trying to setup another recurring process which scales up on the 1st of every month at 8 AM and scales down the same day at 7 PM. What will Auto Scaling do in this scenario?

  A. Auto Scaling will execute both processes but will add just one instance on the 1st

  B. Auto Scaling will add two instances on the 1st of the month

  C. Auto Scaling will schedule both the processes but execute only one process randomly

  D. Auto Scaling will throw an error since there is a conflict in the schedule of two separate Auto Scaling Processes

  Correct Answer: D