AWS Cloud Practitioner - Cloud Concepts

Which of the following best describes the concept of the loose coupling design principle? 1) A change or a failure in one component should not cascade to other components 2) Increase the number of resources by adding more hard drives to a storage array or adding more servers. 3) Increase the specifications of an individual resource by upgrading a server with a larger hard drive or a faster CPU. 4) A change or a failure in one component must be cascaded to other components.

1) A change or a failure in one component should not cascade to other components

Tutorials Dojo would like to test their new mobile app on multiple devices at once in a coordinated fashion using AWS. Which of the following services will help speed up the process? (Select TWO.) 1) AWS Device Farm 2) AWS Ground Station 3) AWS Security Bulletin 4) Amazon Lumberyard 5) AWS Mobile Hub

1) AWS Device Farm 5) AWS Mobile Hub

The IT Security team of your company needs to conduct a vulnerability analysis on your application servers to ensure that the EC2 instances comply with the annual security IT audit. You need to set up an automated security assessment service to improve the security and compliance of your applications. The solution should automatically assess applications for exposure, vulnerabilities, and deviations from the AWS best practices. Which of the following options would you implement to satisfy this requirement? 1) AWS Inspector 2) AWS WAF 3) AWS Snowball 4) Amazon CloudFront

1) AWS Inspector

Which of the following are defined as global services in AWS? (Select TWO.) 1) Amazon CloudFront 2) Amazon RDS 3) AWS Batch 4) AWS Identity and Access Management 5) Amazon DynamoDB

1) Amazon CloudFront 4) AWS Identity and Access Management

Which of the following is a fully managed database in AWS that can be used to store JSON documents? 1) Amazon DynamoDB 2) Amazon Redshift 3) Amazon Aurora 4) Amazon ElastiCache

1) Amazon DynamoDB

How is expense shifted when moving from traditional servers to the Cloud? 1) Capital expense is traded for variable expense 2) Capital expense is traded for operational expense 3) Variable expense is traded for capital expense 4) Operational expense is traded for variable expense

1) Capital expense is traded for variable expense

Which among the options below is tied to a specific Availability Zone where it was launched? 1) EBS volume 2) Amazon Machine Image 3) Amazon EFS 4) Amazon EC2 key pairs

1) EBS volume

A company is in the process of choosing the most suitable AWS Region to migrate its applications. Which of the following factors should they consider? (Select TWO.) 1) Enhance customer experiences by reducing latency to users. 2) Proximity to your end-users for on-site visits to your on-premises data center. 3) Support country-specific data sovereignty compliance requirements. 4) Potential volume discounts for the specific AWS Region. 5) Availability Zone Security.

1) Enhance customer experiences by reducing latency to users. 3) Support country-specific data sovereignty compliance requirements.

Which of the following is the responsibility of the customer in the AWS cloud? (Select TWO.) 1) Managing data stored in the AWS resources 2) Managing users in their AWS account 3) Ensuring that AWS services comply with the standards required of them 4) Disposal of disk drives 5) Upgrading chipsets to the latest commercially available product

1) Managing data stored in the AWS resources 2) Managing users in their AWS account

Which of the following are regarded as regional services in AWS? (Select TWO.) 1) Amazon EC2 2) Amazon EFS 3) AWS Batch 4) Amazon Route 53 5) AWS Security Token Service

2) Amazon EFS 3) AWS Batch

What service provides the lowest-cost storage option for retaining database backups which also allows occasional data retrieval in minutes? 1) Amazon EFS 2) Amazon Glacier 3) Amazon EBS 4) Amazon S3

2) Amazon Glacier

Which of the following is a key design principle when running an application in AWS? 1) Tight coupling 2) Loose coupling 3) Logical coupling 4) Semantic coupling

2) Loose coupling

Which of the following controls does the customer fully inherit from AWS based on the Shared Responsibility Model? 1) Awareness and Training 2) Physical and Environmental Controls 3) Configuration Management 4) Patch Management

2) Physical and Environmental Controls

A company is planning to deploy their 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.) 1) AWS Snowball 2) Amazon Glacier 3) Amazon EFS 4) Amazon RDS 5) Amazon S3

3) Amazon EFS 4) Amazon RDS

Which AWS service lets you provision a logically isolated section of the AWS Cloud where you can launch AWS resources? 1) AWS Elastic Beanstalk 2) Amazon EC2 3) Amazon VPC 4) Internet gateway

3) Amazon VPC

Which statement below is correct regarding the components of the AWS Global Infrastructure? 1) An Availability Zone contains edge locations. 2) An edge location contains multiple AWS Regions. 3) An AWS Region contains multiple Availability Zones. 4) An Availability Zone contains multiple AWS Regions.

3) An AWS Region contains multiple Availability Zones.

Which of the following are the pillars of the AWS Well-Architected Framework? (Select TWO.) 1) Scalability 2) High Availability 3) Performance Efficiency 4) Operational Excellence 5) Agility

3) Performance Efficiency 4) Operational Excellence

The use of multi-threading in your Amazon S3 requests via the Multipart Upload API is an example of which AWS cloud best practice? 1) Decouple your components. 2) Implement elasticity. 3) Think parallel. 4) Allow for evolutionary architectures.

3) Think parallel.

Which service should you use if you need a scalable, fast, and flexible non-relational database service? 1) Amazon Redshift 2) Amazon S3 3) Amazon RDS 4) Amazon DynamoDB

4) Amazon DynamoDB

Which of the following infrastructure correlates to a VPC's subnet? 1) Edge location 2) Server 3) Region 4) Availability zone

4) Availability zone

Which of the following is one of the benefits of migrating your systems from an on-premises data center to AWS Cloud? 1) Eliminates the need for the customer to implement client-side or service-side encryption for their data 2) Completely eliminates the administrative overhead of patching the guest operating system of their EC2 instances 3) Enables the customer to eliminate high IT infrastructure costs since cloud computing is absolutely free 4) Enables the customer to focus on business activities rather than on the heavy lifting of racking, stacking, and powering servers

4) Enables the customer to focus on business activities rather than on the heavy lifting of racking, stacking, and powering servers

What cloud computing model deals with services such as EC2 instances? 1) DBaaS 2) SaaS 3) PaaS 4) IaaS

4) IaaS

Auto-Scaling based on demand is an implementation of which AWS cloud best practice? 1) Design for perfection. 2) Design for failure. 3) Drive architectures using data. 4) Implement elasticity.

4) Implement elasticity.

Which of the following does AWS automatically handle for you? (Select TWO.) 1) Provide web application firewall protection to your public endpoints. 2) Makes sure your data is safely kept and replicated between AZs 3) Introduce updates and patches to EC2 guest operating systems 4) Introduce updates and patches to EC2 hypervisors 5) Secure AWS data centers from environmental hazards

4) Introduce updates and patches to EC2 hypervisors 5) Secure AWS data centers from environmental hazards

Which of the following is not a standard design principle when designing systems in AWS? 1) Loose coupling 2) Design for failure 3) Disposable resources instead of fixed servers 4) Servers, not services

4) Servers, not services

Which of the following cloud best practices reinforces the use of the Service-Oriented Architecture (SOA) design principle? 1) Implement elasticity. 2) Think parallel. 3) Decouple your components. 4) Design for failure.

Decouple your components

Which of the following is not a part of the AWS Global Infrastructure? 1) Availability Zones 2) Edge Locations 3) Placement Groups 4) Regions

Placement Groups

What is the right arrangement of the AWS Global Infrastructure components according to their geographical coverage area size, in descending order?

Regions, Availability Zones, Edge Locations

_______ is a cloud design principle which supports growth in users, traffic, or data size with no drop-in performance.

Scalability

________ has been developed to help cloud architects build secure, high-performing, resilient, and efficient infrastructure for their applications based on five pillars: operational excellence, security, reliability, performance efficiency, and cost optimization.

Well-Architected Framework