Test-dump65

Your company has decided to use AWS S3 to store archived data that is required for regulatory compliance but is not accessed otherwise. However, when it is required, it must be produced within 24 hours. Which S3 storage type would be the most cost-effective choice to meet these requirements?

• S3 One Zone-Infrequent Access

• S3 Glacier

• S3 Standard-Infrequent Access

• S3 Glacier Deep

Answer explanation

D. S3 Glacier Deep is the cheapest storage offering under S3 and can

deliver on the requirements for 24-hour retrieval.

In order to use the AWS CLI, what is required, regardless of the platform you are using to originate your CLI commands? (Choose two)

• Outbound access on port 443

• Access/secret key

• Root user credentials

• MFA

• AWS access gateway

Answer explanation

A, B. To use the AWS CLI, you will need outbound access via port 443

from your system to AWS, as well as an access/secret key from the

IAM console.

You have an enterprise support plan in AWS and have an upcoming disaster recovery drill that you need AWS involvement in. Which AWS support resource would you reach out to for this?

• AWS technical account manager

• AWS Professional Services

• AWS DR engineers

• AWS consulting services

Answer explanation

A. The AWS Technical Account Manager will participate in disaster

recovery planning and drills, as well as provide a personal and direct

contact for any support or account issues.

When versioning is enabled within the S3 service, at what level is it controlled?

• Region

• Object

• Bucket

• Availability Zone

Answer explanation

C. Versioning can only be enabled at the bucket level and applies to all

objects within the bucket. Once you have it enabled, when you upload a

new copy of an object, S3 will preserve the previous copy.

Amazon Aurora is a database service that incorporates two popular databases that are widely used by software packages. Which two databases are part of Aurora?

• Microsoft SQL Server

• Oracle

• MySQL

• MariaDB

• PostgreSQL

Answer explanation

C, E. Aurora is an AWS database service, a subset of Amazon RDS,

that is compatible with both MySQL and PostgreSQL databases. It

combines the features and simplicity of the open-source databases with

the robust management and security of AWS services.

The AWS Free Tier has three different categories of free services. Which of the following is not a category of the Free Tier?

• Trials

• Always free

• 12-months free

• Free scaling

Answer explanation

D. Free scaling is not one of the categories of the AWS Free Tier. The

correct categories are Always free, 12-months free, and trials.

You need to store data objects in S3 that will be infrequently requested, but when they are requested, you need to have immediate response and high availability. Which S3 storage class would be the most cost-effective to use for this requirement?

• S3 Standard

• S3 Standard-Infrequent Access

• S3 Intelligent-Tiering

• S3 One Zone-Infrequent Access

Answer explanation

B. S3 Standard-Infrequent access would be the most cost-effective

where immediate response and high availability were required. While

S3 One Zone-Infrequent access would also give the immediate

response required, it lacks the fault tolerance necessary for high

availability.

Under the developer service plan, you receive different guarantees of support time response for both general guidance issues and system problems. Which combination of response times is associated with the developer support plan?

• 24 hours for general guidance, 12 hours for system problems

• 48 hours for general guidance, 24 hours for system problems

• 12 hours for general guidance, 6 hours for system problems

• 12 hours for general guidance, 1 hour for system problems

Answer explanation

A. The developer support plan promises less than 24 hours response

time for general guidance questions and less than 12 hours response

time for system problems and issues.

AWS Edge allows for ultra-low-latency access to data through a network of locations throughout the world and specializing in a few services. Which of the following AWS services use Edge? (Choose )?

• Lightsail

• DynamoDB

• AWS Storage Gateway

• CloudFront

• Route 53

Answer explanation

D, E. The CloudFront Content Delivery Network, which stores cached

copies of data close to users, and the Route 53 DNS service both use

Which AWS service would be considered an Infrastructure as a Service offering?

• Lightsail

• AppStream

• EC2

• Elastic Beanstalk

Answer explanation

C. EC2 would be considered an IaaS offering, as the user is responsible

for all configuration and maintenance of everything from the operating

system and up.