How can you reduce the load on your on-premises databas…
A customer has a 10 GB AWS Direct Connect connection to an AWS region where they have a web application
hosted on Amazon Elastic Computer Cloud (EC2). The application has dependencies on an on-premises
mainframe database that uses a BASE (Basic Available. Sort stale Eventual consistency) rather than an ACID
(Atomicity. Consistency isolation. Durability) consistency model. The application is exhibiting undesirable
behavior because the database is not able to handle the volume of writes. How can you reduce the load on your
on-premises database resources in the most cost-effective way?
If you want to launch Amazon Elastic Compute Cloud (EC2…
If you want to launch Amazon Elastic Compute Cloud (EC2) instances and assign each instance a
predetermined private IP address you should:
What should you do in order to avoid errors for future …
You are responsible for a web application that consists of an Elastic Load Balancing (ELB) load balancer in
front of an Auto Scaling group of Amazon Elastic Compute Cloud (EC2) instances. For a recent deployment of
a new version of the application, a new Amazon Machine Image (AMI) was created, and the Auto Scaling group
was updated with a new launch configuration that refers to this new AMI. During the deployment, you received
complaints from users that the website was responding with errors. All instances passed the ELB health
checks.
What should you do in order to avoid errors for future deployments? (Choose 2 answer)
Which of the following strategies will help prevent a s…
Your system recently experienced down time during the troubleshooting process. You found that a new
administrator mistakenly terminated several production EC2 instances.
Which of the following strategies will help prevent a similar situation in the future?The administrator still must be able to:
– launch, start stop, and terminate development resources.
– launch and start production instances.
Which of the following options meets the customer requi…
A customer needs to capture all client connection information from their load balancer every five minutes. The
company wants to use this data for analyzing traffic patterns and troubleshooting their applications. Which of
the following options meets the customer requirements?
Which of the following objectives would you achieve by …
You are designing a connectivity solution between on-premises infrastructure and Amazon VPC. Your servers
on-premises will be communicating with your VPC instances. You will be establishing IPSec tunnels over the
Internet You will be using VPN gateways, and terminating the IPSec tunnels on AWS supported customer
gateways.
Which of the following objectives would you achieve by implementing an IPSec tunnel as outlined above?
Choose 4 answers
Which scenario below will provide full site functionali…
Your company has an on-premises multi-tier PHP web application, which recently experienced downtime due to
a large burst In web traffic due to a company announcement Over the coming days, you are expecting similar
announcements to drive similar unpredictable bursts, and are looking to find ways to quickly improve your
infrastructures ability to handle unexpected increases in traffic.
The application currently consists of 2 tiers a web tier which consists of a load balancer and several Linux
Apache web servers as well as a database tier which hosts a Linux server hosting a MySQL database.
Which scenario below will provide full site functionality, while helping to improve the ability of your application in
the short timeframe required?
How can you secure data at rest on an EBS volume?
How can you secure data at rest on an EBS volume?
Which of the design patterns below should they use?
A company is building a voting system for a popular TV show, viewers win watch the performances then visit
the show’s website to vote for their favorite performer. It is expected that in a short period of time after the
show has finished the site will receive millions of visitors. The visitors will first login to the site using their
Amazon.com credentials and then submit their vote. After the voting is completed the page will display the vote
totals. The company needs to build the site such that can handle the rapid influx of traffic while maintaining
good performance but also wants to keep costs to a minimum. Which of the design patterns below should they
use?
How should the application use AWS credentials to acces…
You have an application running on an EC2 Instance which will allow users to download flies from a private S3
bucket using a pre-assigned URL. Before generating the URL the application should verify the existence of thefile in S3.
How should the application use AWS credentials to access the S3 bucket securely?