AWS-SysOps Practice Test

AWS-SysOps Practice Test practice questions, page 9 of 38, with answer review and explanations.

Question 41

What are characteristics of Amazon S3? (Choose two.)

  1. Objects are directly accessible via a URL
  2. S3 should be used to host a relational database
  3. S3 allows you to store objects or virtually unlimited size
  4. S3 allows you to store virtually unlimited amounts of data
  5. S3 offers Provisioned IOPS

Question 42

You receive a frantic call from a new DBA who accidentally dropped a table containing all your customers. Which Amazon RDS feature will allow you to reliably restore your database to within 5 minutes of when the mistake was made?

  1. Multi-AZ RDS
  2. RDS snapshots
  3. RDS read replicas
  4. RDS automated backup

Question 43

A media company produces new video files on-premises every day with a total size of around 100 GBS after compression All files have a size of 1 -2 GB and need to be uploaded to Amazon S3 every night in a fixed time window between 3am and 5am Current upload takes almost 3 hours, although less than half of the available bandwidth is used. What step(s) would ensure that the file uploads are able to complete in the allotted time window?

  1. Increase your network bandwidth to provide faster throughput to S3
  2. Upload the files in parallel to S3
  3. Pack all files into a single archive, upload it to S3, then extract the files in AWS
  4. Use AWS Import/Export to transfer the video files

Question 44

You are running a web-application on AWS consisting of the following components an Elastic Load Balancer (ELB) an Auto-Scaling Group of EC2 instances running Linux/PHP/Apache, and Relational DataBase Service (RDS) MySQL. Which security measures fall into AWS's responsibility?

  1. Protect the EC2 instances against unsolicited access by enforcing the principle of least-privilege access
  2. Protect against IP spoofing or packet sniffing
  3. Assure all communication between EC2 instances and ELB is encrypted
  4. Install latest security patches on ELB. RDS and EC2 instances

Question 45

You use S3 to store critical data for your company Several users within your group currently have lull permissions to your S3 buckets You need to come up with a solution mat does not impact your users and also protect against the accidental deletion of objects. Which two options will address this issue? (Choose two.)

  1. Enable versioning on your S3 Buckets
  2. Configure your S3 Buckets with MFA delete
  3. Create a Bucket policy and only allow read only permissions to all users at the bucket level
  4. Enable object life cycle policies and configure the data older than 3 months to be archived in Glacier