Amazon BDS-C00 Online Practice Questions and Exam Preparation

Amazon BDS-C00 Online Questions & Answers

• Question 171:

  Is there a method in the IAM system to allow or deny access to a specific instance?

  A. Only for VPC based instances
  B. Yes
  C. No
  C. No

• Question 172:

  Fill in the blanks: _____ is a durable, block-level storage volume that you can attach to a single, running Amazon EC2 instance.

  A. Amazon S3
  B. Amazon EBS
  C. None of these
  D. All of these
  B. Amazon EBS

• Question 173:

  An administrator needs to design a distribution strategy for a star schema in a Redshift cluster. The administrator needs to determine the optimal distribution style for the tables in the Redshift schema. In which three circumstances would choosing Key-based distribution be most appropriate? (Select three.)

  A. When the administrator needs to optimize a large, slowly changing dimension table.
  B. When the administrator needs to reduce cross-node traffic.
  C. When the administrator needs to optimize the fact table for parity with the number of slices.
  D. When the administrator needs to balance data distribution and collocation data.
  E. When the administrator needs to take advantage of data locality on a local node for joins and aggregates.
  A. When the administrator needs to optimize a large, slowly changing dimension table.
  C. When the administrator needs to optimize the fact table for parity with the number of slices.
  D. When the administrator needs to balance data distribution and collocation data.

• Question 174:

  What is the minimum charge for the data transferred between Amazon RDS and Amazon EC2 Instances in the same Availability Zone?

  A. USD 0.10 per GB
  B. No charge. It is free.
  C. USD 0.02 per GB
  D. USD 0.01 per GB
  B. No charge. It is free.

• Question 175:

  The majority of your Infrastructure is on premises and you have a small footprint on AWS Your company has decided to roll out a new application that is heavily dependent on low latency connectivity to LOAP for authentication Your security

  policy requires minimal changes to the company's existing application user management processes.

  What option would you implement to successfully launch this application1?

  A. Create a second, independent LOAP server in AWS for your application to use for authentication
  B. Establish a VPN connection so your applications can authenticate against your existing on- premises LDAP servers
  C. Establish a VPN connection between your data center and AWS create a LDAP replica on AWS and configure your application to use the LDAP replica for authentication
  D. Create a second LDAP domain on AWS establish a VPN connection to establish a trust relationship between your new and existing domains and use the new domain for authentication
  C. Establish a VPN connection between your data center and AWS create a LDAP replica on AWS and configure your application to use the LDAP replica for authentication

• Question 176:

  Which of the following notification endpoints or clients does Amazon Simple Notification Service support? Choose 2 answers

  A. Email
  B. CloudFront distribution
  C. File Transfer Protocol
  D. Short Message Service
  E. Simple Network Management Protocol
  A. Email
  D. Short Message Service

• Question 177:

  What's an ECU?

  A. Extended Cluster User.
  B. None of these.
  C. Elastic Computer Usage.
  D. Elastic Compute Unit.
  D. Elastic Compute Unit.

• Question 178:

  You run a small online consignment marketplace. Interested sellers complete an online application in order to allow them to sell their products on your website. Once approved, they can their product using a custom interface. From that point, you manage the shopping cart process so that when a buyer decides to buy a product, you handle the billing and coordination the shipping. Part of this process requires sending emails to the buyer and the seller at different stages. Your system has been running on AWS for a few months. Occasionally, products are shipped before payment has cleared and emails are sent out of order. Furthermore, sometimes credit cards are being charged twice.

  How can you resolve these problems?

  A. Use the Amazon Simple Queue Service (SQS), and use a different set of workers for each task
  B. Use the Amazon Simple Workflow Service (SWF), and use a different set of workers for each task.
  C. Use the Simple Email Service (SES) to control the correct order of email delivery
  D. Use the AWS Data Pipeline service to control the process flow of the various tasks
  E. Use the Amazon Simple Queue Service (SQS), and use a single set of workers for each task
  E. Use the Amazon Simple Queue Service (SQS), and use a single set of workers for each task

• Question 179:

  Is creating a Read Replica of another Read Replica supported?

  A. Only in VPC
  B. Yes
  C. Only in certain regions
  D. No
  D. No

• Question 180:

  An existing application stores sensitive information on a non-boot Amazon EBS data volume attached to an Amazon Elastic Compute Cloud instance. Which of the following approaches would protect the sensitive data on an Amazon EBS volume?

  A. Snapshot the current Amazon EBS volume. Restore the snapshot to a new, encrypted Amazon EBS volume Mount the Amazon EBS volume
  B. Create and mount a new, encrypted Amazon EBS volume. Move the data to the new volume. Delete the old Amazon EBS volume
  C. Unmount the EBS volume. Toggle the encryption attribute to True. Re-mount the Amazon EBs volume
  D. Upload your customer keys to AWS CloudHSM. Associate the Amazon EBS volume with AWS CloudHSM. Re-mount the Amazon EBS volume
  A. Snapshot the current Amazon EBS volume. Restore the snapshot to a new, encrypted Amazon EBS volume Mount the Amazon EBS volume