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AWS > AWS EXAM SET 3 > Flashcards

AWS EXAM SET 3 Flashcards

REVISION

1
Q

What is the best way to keep track of all activities made in your AWS account?

A

Create a multi-region trail in AWS CloudTrail

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2
Q

A startup plans to build a data lake using Amazon S3 as the primary storage platform. Which of the following options would incur costs? (Select TWO.)

A
  1. Egress data to the internet.
  2. Setting up S3 lifecycle policies.
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3
Q

Among the following payment options, which of the following can you choose when you purchase a Standard or Convertible Reserved Instance? (Select TWO.)

A
  1. Partial upfront payment
  2. All Upfront payment
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4
Q

Which AWS support plan includes a Concierge Support Team which will assist you with your billing and account inquiries, and work with you to implement billing and account best practices?

A

Enterprise support plan

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5
Q

Which of the following services allows you to store Docker images and orchestrate Docker containers in a simple and cost-effective manner? (Select TWO.)

A
  1. Amazon ECS
  2. Amazon ECR
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6
Q

In which of the following occasions should you use the Amazon SQS in your application system? (Select TWO.)

A
  1. If you require a durable storage for your application events or messages
  2. If you need to decouple certain parts of your system for better fault tolerance
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7
Q

Your web servers are showing relatively poor performance in delivering content. How can you improve its performance and cost efficiency?

A

Apply a caching mechanism that stores frequently accessed content

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8
Q

Which of the following practices demonstrate operational excellence in AWS cloud? (Select TWO.)

A
  1. Perform monthly game days on your AWS environment
  2. Deploy small, incremental changes to your production servers using AWS CodeDeploy
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9
Q

Which of the following security group rules are valid? (Select TWO.)

A
  1. Inbound RDP rule with an address range as source
  2. Inbound HTTP rule with security group ID as source
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10
Q

What is the main benefit you receive when moving to serverless from non-serverless compute services?

A

Serverless removes management overhead so you can focus on your applications instead

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11
Q

A Software Engineer is working on a new project for the company. The project entails creating a web application with the PHP framework and releasing it to the AWS Cloud. Given the company’s limited resources and the Software Engineer’s tight deadline, the Software Engineer must devise a plan for quickly deploying the application to AWS while avoiding the time-consuming process of setting up and configuring the infrastructure.

Which of the following service will allow the Software Engineer to quickly deploy their application into the AWS Cloud without building or launching the individual resources themselves?

A

AWS Elastic Beanstalk

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12
Q

What service should you use in order to add user sign-up, sign-in, and access control to your mobile app with a feature that supports sign-in with social identity providers such as Facebook, Google, and Amazon, and enterprise identity providers via SAML 2.0?

A

Amazon Cognito

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13
Q

Which type of Elastic Load Balancer allows you to forward the incoming request to a target group with a Lambda function as a target?

A

Application Load Balancer

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14
Q

What is the minimum support plan that will provide you access to all Trusted Advisor Checks?

A

Business

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15
Q

A Cloud Architect in a large e-commerce company manages the company’s AWS environment. One day, the Cloud Architect was notified that one of their EC2 instances had been running non-stop for over 30 days, and its usage costs had skyrocketed. The Cloud Architect needs to identify the root cause of the issue and find a way to reduce the usage costs of the instance.

Which of the following AWS services can help the Cloud Architect identify the issue and check if their running resources conform to AWS best practices?

A

AWS Trusted Advisor

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16
Q

A Software Developer is working on an application for a startup. The company wants to incorporate a conversational interface that allows customers to interact with the app through voice and text.

Which of the following AWS service would help the developer to build the application?

A

Amazon Lex

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16
Q

What service allows you to create alarms that notify you when EC2 CPU Utilization thresholds are breached?

A

Amazon CloudWatch

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17
Q

A company has multiple AWS accounts. How can they take advantage of this to save on their monthly costs?

A

Use AWS Organizations and enable consolidated billing

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17
Q

Which of the following provides you access to Reserved Instance (RI) purchase recommendations based on your past usage and indicate potential opportunities for savings as compared to On-Demand usage?

A

AWS Cost Explorer

18
Q

You are planning to create point-in-time backups of your Amazon EBS volumes. Which of the following are correct statements? (Select TWO.)

A
  1. You can create point-in-time backups through EBS snapshots
  2. EBS backups are stored durably in Amazon S3
19
Q

Your organization would like to boost productivity by improving business communication channels and customer service experience. Which of the following AWS applications would you suggest? (Select TWO.)

A
  1. Amazon Connect
  2. Amazon Chime
20
Q

Which of the following is a serverless compute service of AWS?

A

AWS Lambda

20
Q

Which of the following services allows you to purchase Reserved Instances? (Select TWO.)

A
  1. Amazon EC2
  2. Amazon RDS
21
Q

A company has noticed that whenever they enter the domain name of their Application Load Balancer (ALB) on a browser, they cannot reach one of their EC2 web servers behind the ALB. Which of the following should you first check to gain more insight on the issue?

A

ELB Health Check

22
Q

Which of the following services allow you to mask downtime of your application by rerouting your traffic to healthy instances? (Select TWO.)

A
  1. Amazon Route 53
  2. AWS ELB
23
Q

Which of the following capabilities of the AWS Cloud Adoption Framework (AWS CAF) are under the Governance perspective? (Select TWO)

A
  1. Data Governance
  2. Data Curation
24
Q

You have a large number of log files that will be archived in AWS for a long time and should have a retrieval time of 12 hours or less. Which service is the most cost-effective storage class for this purpose?

A

Amazon S3 Glacier Deep Archive

25
Q

Which of the following statements is true for AWS CloudTrail?

A

When you create a trail in the AWS Management Console, the trail applies to all AWS Regions by default

26
Q

A startup is recently migrated its infrastructure to the AWS cloud and wants to ensure that users can access the right resources.

Which IAM service is responsible for enforcing privileges and access controls in your AWS environment?

A

IAM Policy

27
Q

Which of the following will allow users to trade upfront infrastructure costs for flexible operational costs in AWS?

A

Mitigate upfront infrastructure costs by transitioning from having on-premises data centers to AWS services.

28
Q

Which type of EC2 instance is the most suitable and cost-effective if the customer will be running mission-critical workloads continuously for a whole year?

A

Reserved Instance

29
Q

A company is planning to deploy its high-frequency trading (HFT) application which will store constantly changing financial data in AWS and require low latency access. Which AWS services below should you use? (Select TWO.)

A
  1. Amazon RDS
  2. Amazon EFS
30
Q

What service acts as a firewall for your EC2 instances?

A

Security Group

31
Q

A company has a fleet of on-premises servers that require a centralized scalable and durable file storage. It should be able to support massive parallel access. Which of the following is the most appropriate service to use?

A

Amazon Elastic File System (EFS)

32
Q

________ is AWS’s digital user engagement service that enables AWS customers to effectively communicate with their end users and measure user engagement across multiple channels including email, Text Messaging (SMS) and Mobile Push Notifications.

A

Amazon Pinpoint

33
Q

Which service in AWS supports various business intelligence tools such as Apache Spark so that you may perform data transformation workloads (ETL) and analytics at a low cost?

A

Amazon EMR

34
Q

A company is planning to deploy its high-frequency trading (HFT) application which will store constantly changing financial data in AWS and require low latency access. Which AWS services below should you use? (Select TWO.)

A
  1. Amazon RDS
  2. Amazon EFS
35
Q

The use of multi-threading in your Amazon S3 requests via the Multipart Upload API is an example of which AWS cloud best practice?

A

Think parallel.

36
Q

Which of the following is true about the enhanced technical support response times of the Enterprise support plan in AWS? (Select TWO.)

A
  1. Provides a 1-hour response time support if your production system goes down
  2. Provides a 15-minute response time support if your business-critical system goes down
37
Q

Which security services in AWS use intelligent systems and machine learning to quickly identify potential security threats and issues in your AWS account? (Select TWO.)

A
  1. Amazon Detective
  2. Amazon GuardDuty
38
Q

A company decided to migrate its operation to the AWS Cloud by leveraging on the different AWS Cloud Adoption Framework (AWS CAF) perspectives to identify capability gaps and cross-organizational dependencies.

Which phase of the cloud transformation journey do these plans belong to?

A

Envision

39
Q

Which of the following is the most cost-effective service to use if you want to coordinate multiple AWS services into serverless workflows?

A

AWS Step Functions

40
Q

Which of the following is needed to retrieve a list of your EC2 instances using the AWS CLI?

A

Access Keys

41
Q

Which service in AWS is best used for data analytics and data warehousing?

A

Amazon Redshift

42
Q

A company intends to utilize Amazon EC2 instances and AWS Lambda functions as their primary compute resources in the long term. The company wants to use these compute resources for at least 3 years at the cheapest cost.

Which AWS purchasing options would optimize the company’s computing costs?

A

Compute Savings Plans

AWS (7 decks)

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