NEW QUESTION 1
What is a main benefit of CloudFront?
Choose the Correct Answer

• A. DNS management
• B. Unlimited storage
• C. Serverless compute capacity
• D. Built-in DDoS protection

Answer: D

Explanation:
CloudFront allows you to cache content at edge locations. When a request is made for that content, the request is sent to an edge location (not your applications hardware), so the edge locations will absorb any DDoS attack and protect your underlining hardware.

NEW QUESTION 2
What is AWS's relational database service?
Choose the Correct Answer

• A. Redshift
• B. DymamoDB
• C. ElastiCache
• D. RDS

Answer: D

Explanation:
RDS offers SQL database options - otherwise known as relational databases.

NEW QUESTION 3
What best describes the concept of elasticity?
Choose the Correct Answer

• A. The ability for a system to grow in size, capacity, and/or scope.
• B. The ability for a system to withstand a certain amount of failure and still remain functional.
• C. The ability for a system to grow and shrink based on demand.
• D. The ability for a system be accessible when you attempt to access i

Answer: C

Explanation:
Elasticity (think of a rubber band) defines a system that can easily (and cost-effectively) grow and shrink based on required demand.

NEW QUESTION 4
What best describes an AWS region?
Choose the Correct Answer

• A. A specific location where an AWS data center is located.
• B. An isolated collection of AWS Availability Zones, of which there are many placed all around the world.
• C. The physical networking connections between Availability Zones.
• D. A collection of DNS server

Answer: B

Explanation:
An AWS region is an isolated geographical area that is is comprised of three or more AWS Availability Zones.

NEW QUESTION 5
Which S3 storage class has lowest object availability rating?
Choose the Correct Answer

• A. Standard
• B. Reduced Redundancy
• C. Infrequent Access
• D. All of them have the same availability rating

Answer: C

Explanation:
Infrequent access has the lowest availability rating (99.90%). Standard and Reduced Redundancy have an availability rating of 99.99%

NEW QUESTION 6
Jeff is building a web application on AWS. He wants to make sure his application is highly available to his customers. What infrastructure components of the AWS cloud allow Jeff to accomplish this goal? (Select all that apply)
Choose the 2 Correct answers:

• A. Availability Zones
• B. Regional Zones
• C. Regions
• D. Data Locations

Answer: AC

Explanation:
As part of AWS' global infrastructure, Regions and Availability Zones allow for backups and duplicate components to be placed in seperate (isolated) areas of the globe. If one region/Availability Zone
were to fail, duplicates in other regions/Availability Zones can be used.

NEW QUESTION 7
What is the term used to describe giving an AWS user only access to the exact services he/she needs to do the required job and nothing more?
Choose the Correct Answer

• A. The Least Privilege User Principal
• B. The Principal of Least Privilege
• C. The Only Access Principal.
• D. None of the above

Answer: B

NEW QUESTION 8
What are the primary benefits of using Lambda? (Select all that apply) Choose the 2 Correct answers:

• A. Pay for only the compute time you consume.
• B. Wide variety of operating systems to select from.
• C. Actively select and manage instance type and capacity.
• D. Run code without provisioning server

Answer: AD

Explanation:
Lambda, being AWS's serverless compute platform, means there are no servers, instance types, or capacity to select. That is all managed for you. With Lambda, you only for the when your code is actually being executed.

NEW QUESTION 9
What are the main benefits of On-Demand EC2 instances? (Select all that apply) Choose the 2 Correct answers:

• A. They are the cheapest buying option.
• B. They are the most filexible buying option.
• C. They require 1-2 days for setup and configuration.
• D. Create, start, stop, and terminate at any tim

Answer: BD

Explanation:
On-demand EC2 instances are widely used due to their filexibility. You can create, start, stop, and terminate at any time (with no startup or termination fees). Although due to this filexibility, they are the most expensive buying option.

NEW QUESTION 10
What are two open source in-memory engines supported by ElastiCache? Choose the 2 Correct answers:

• A. Redis
• B. Aurora
• C. CacheIt
• D. MemcacheD

Answer: AD

NEW QUESTION 11
What is the name of AWS's RDS SQL database engine?
Choose the Correct Answer

• A. Lightsail
• B. SNS
• C. MySQL
• D. Aurora

Answer: D

Explanation:
AWS created their own custom SQL database engine, which is called Aurora.

NEW QUESTION 12
What best describes what AWS is?
Choose the Correct Answer

• A. AWS is an online retailer
• B. AWS is the cloud.
• C. AWS is a cloud services provider.
• D. None of the abov

Answer: C

NEW QUESTION 13
Which of the following are AWS Support Plans? (Select all that apply) Choose the 3 Correct answers:

• A. Enterprise
• B. Expert
• C. Basic
• D. Business

Answer: ACD

Explanation:
AWS has four support plan levels: Basic Developer Business Enterprise

NEW QUESTION 14
Tracy has created a web application, placing it's underlining infrastructure in the N. Virginia (US-East-
1) region. After several months, Tracy notices that much of the traffic coming to her website is coming from Japan. What can Tracy do to (best) help reduce latency for her users in Japan?
Choose the Correct Answer

• A. Copy the current VPC and located in US-East-1 and ask AWS to move it to a region closest to Japan
• B. Create a and manage a complete duplicate copy of the web application and its infrastructure in a region closest to Japan.
• C. Create a CDN using CloudFront, making sure the proper content is cached at Edge Locations closest to Japan.
• D. Create a CDN using CloudCache, making sure the proper content is cached at Edge Locations closest to Japan.

Answer: C

Explanation:
CloudFront is AWS's content delivery network (CDN) service. You can use it to cache web content at edge locations what are closest to you customers. This will decrease latency for the customer and improve overall performance.

NEW QUESTION 15
S3 storage classes are rated by what two metric categories? (Select two) Choose the 2 Correct answers:

• A. Objectivity
• B. Durability
• C. Availability
• D. Fault tolerance

Answer: BC

Explanation:
Each S3 storage class is rated on its availability and durability.

NEW QUESTION 16
What AWS service must you use if you want to configure an AWS billing alarm? Choose the Correct
Answer

• A. CloudWatch
• B. CloudMonitor
• C. Consolidated billing
• D. CloudTrail

Answer: A

Explanation:
CloudWatch is the AWS service that allows you to collect metrics, and create alarms based on those metrics. Billing metrics can be tracked in CloudWatch, therefore billing alarms can be created.

NEW QUESTION 17
If you want in-depth details on how to create, manage, and attach IAM access policies to IAM users, in what AWS resource should you look?
Choose the Correct Answer

• A. AWS How-To-Help Section
• B. AWS Service Documentation
• C. AWS Whitepapers
• D. None of the above

Answer: B

Explanation:
AWS Service documentation is a collection of documents specific to each AWS service. They contain detailed how-to's, as well as technical walkthroughs and specifications.

NEW QUESTION 18
What best describes penetration testing?
Choose the Correct Answer

• A. Testing your applications ability to penetrate other applications.
• B. Testing your IAM users access to AWS services.
• C. Testing your own network/application for vulnerabilities.
• D. None of the abov

Answer: C

NEW QUESTION 19
What TWO services/features are required to have highly available and fault tolerant architecture in AWS?
Choose the 2 Correct answers:

• A. Elastic Load Balancer
• B. CloudFront
• C. ElastiCache
• D. Auto Scaling

Answer: AD

NEW QUESTION 20
If you want to easily share a file with a friend, family or coworker, what AWS solution should you use?
Choose the Correct Answer

• A. Mail them a flash drive with the file on it.
• B. Create an EC2 instance and give provide login credentials so others can access the file.
• C. Upload the object to S3 and share it via its object's S3 public object URL.
• D. None of the abov

Answer: C

Explanation:
You can easily share objects uploaded into S3 by provided others with the object's URL.

NEW QUESTION 21
If you are using an on-demand EC2 instance, how are you being charged for it?
Choose the Correct Answer

• A. You are charged per second, based on an hourly rate, and there are no termination fees.
• B. You are charged by the hour and must pay a partial upfront fee.
• C. You must commit to a one or three year term and pay upfront.
• D. You are charged per second, based on an hourly rate, and there is a termination fe

Answer: A

Explanation:
On-demand EC2 instances are exactly that, on-demand. There are no upfront or termination fees, and you are charged for each second of usage (based on an hourly rate).

NEW QUESTION 22
Thomas is managing the access rights and credentials for all the employees that have access to his company's AWS account. This morning, his was notified that some of these accounts may have been compromised, and he now needs to change the password policy and re-generate a new password for all users. What AWS service does Thomas need to use in order to accomplish this?
Choose the Correct Answer

• A. Policy and Access Management
• B. Elastic Cloud Compute
• C. Access Management
• D. None of the abov

Answer: D

Explanation:
Identity and Access Management (IAM) is the AWS service where password policies and user credentials are managed. (Policy and Access Management as a service does not exist).

NEW QUESTION 23
David is managing a web application running on dozens of EC2 servers. He is worried that if something goes wrong with one of the servers he will not know about it in a timely manner. What solution could you offer to help him keep updated on the status of his servers?
Choose the Correct Answer

• A. Configure each EC2 instance with a custom script to email David when any issues occur.
• B. Configure RDS notifications based on CloudWatch EC2 metric alarms.
• C. Enable CloudTrail to log and report any issues that occur with the EC2 instances.
• D. Configure SNS notifications based on CloudWatch EC2 metric alarm

Answer: D

Explanation:
CloudWatch is used to track metrics on all EC2 instances. Metric alarms can be configured to trigger SNS messages if something goes wrong.

NEW QUESTION 24
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