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AWS Certified Cloud Practitioner > Domain 1.0 Cloud Concepts > Flashcards

Domain 1.0 Cloud Concepts Flashcards

1
Q

Are designed to be the lowest-cost Amazon S3 storage classes, allowing you to archive large amounts of data at a very low cost. This makes it feasible to retain all the data you want for use cases like data lakes, analytics, IoT, machine learning, compliance, and media asset archiving. You pay only for what you need, with no minimum commitments or up-front fees

A

Amazon S3 Glacier and S3 Glacier Deep Archive

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2
Q

A type of POSIX-compliant file storage suitable to be used as a file system and not for storing backups

A

Amazon Elastic File System (EFS)

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3
Q

Which AWS service should you use if you need to launch a highly scalable MySQL OLTP database?

A

Amazon Aurora

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4
Q

Is a MySQL and PostgreSQL-compatible relational database built for the cloud that combines the performance and availability of traditional enterprise databases with the simplicity and cost-effectiveness of open source databases

A

Amazon Aurora

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5
Q

This is a data warehousing solution which is best for OLAP (online analytic processing) workloads and business intelligence (BI) applications which require complex queries against large datasets

A

Amazon Redshift

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6
Q

Scalable, fast, and flexible non-relational database service

A

Amazon DynamoDB

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7
Q

Lets you deploy and run Memcached or Redis cache server nodes in the cloud

A

Amazon ElastiCache

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8
Q

A key design principle when running an application in AWS?

A

Loose coupling

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9
Q

This means that IT systems should be designed in a way that reduces interdependencies — a change or a failure in one component should not cascade to other components

A

Loose coupling

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10
Q

Are related to object-oriented programming and not a key design principle in AWS

A

Logical coupling and Semantic coupling

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11
Q

Regional services in AWS?

A
  1. Amazon EFS
  2. AWS Batch
  3. Amazon EC2 key pairs
  4. Amazon Machine Image
  5. AWS Lambda
  6. AWS CloudTrail
  7. Amazon VPC
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12
Q

Global services in AWS?

A
  1. AWS Security Token Service
  2. Amazon Route 53
  3. Amazon CloudFront
  4. AWS IAM
  5. AWS WAF
  6. Amazon S3
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13
Q

Zonal service and it’s tied to a particular availability zone where it was launched

A 
Amazon EC2
Amazon EBS
Amazon FSx
Amazon ELB
Amazon EKS
Amazon ECS
Amazon RDS
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14
Q

Is an application testing service that lets you improve the quality of your web and mobile apps by testing them across an extensive range of desktop browsers and real mobile devices; without having to provision and manage any testing infrastructure

A

AWS Device Farm

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15
Q

Is a service that enables even a novice to easily deploy and configure mobile app backend features using a range of powerful AWS services

A

AWS Mobile Hub

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16
Q

This service is for controlling satellite communications and processing data using satellites

A

AWS Ground Station

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17
Q

This is a game engine service for creating games

A

Amazon Lumberyard

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18
Q

This AWS service is a security announcement provider service

A

AWS Security Bulletin

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19
Q

What statement is correct regarding the components of the AWS Global Infrastructure?

A

An AWS Region contains multiple Availability Zones

20
Q

A Component of AWS Global Infrastructure which consists of one or more discrete data centers each with redundant power, networking, and connectivity, and housed in separate facilities

A

Availability Zone

21
Q

A site that CloudFront uses to cache copies of your content for faster delivery to users at any location

A

Edge location

22
Q

Consists of multiple Availability Zones (AZs)

A

AWS Region

23
Q

A service that lets you provision a logically isolated section of the AWS Cloud where you can launch AWS resources in a virtual network that you define

A

Amazon Virtual Private Cloud (VPC)

24
Q

A cloud design principle which supports growth in users, traffic, or data size with no drop-in performance

A

Scalability

25
Q

Internalizes the concept of parallelization when designing architectures in the cloud. It advocates to not only implement parallelization wherever possible but also automate it because the cloud allows you to create a repeatable process very easily

A

Think Parallel

26
Q

Encourages you to be a pessimist when designing architectures in the cloud; assume things will fail

A

Design for failure

27
Q

The Well-Architected Framework Five Pillars

A
  1. Operational Excellence
  2. Security
  3. Reliability
  4. Performance Efficiency
  5. Cost Optimization
28
Q

Which of the following cloud best practices reinforces the use of the Service-Oriented Architecture (SOA) design principle?

A

Decouple your components

29
Q

A fully managed database in AWS that can be used to store JSON documents?

A

Amazon DynamoDB

30
Q

When a company uses AWS and decouple from their on-premises data center, they will be able to have which of the following benefits?

A

Reduce time to market and Decrease your TCO

31
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

32
Q

Is tied to a specific Availability Zone where it was launched?

A

EBS Volume

33
Q

EC2 instance ID is tied to?

A

AWS Region

34
Q

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?

A

Amazon EFS and Amazon RDS

35
Q

Which of the following practices demonstrate operational excellence in AWS cloud?

A
  1. Deploy small, incremental changes to your production servers using AWS CodeDeploy
  2. Perform monthly game days on your AWS environment
36
Q

Example of IaaS in AWS

A

Amazon EC2

37
Q

Example of PaaS in AWS

A 
Amazon Lightsail
Amazon Elastic Beanstalk
Amazon GameLift
Amazon Relational Database Service (RDS)
Amazon Elastic Container Service (ECS)
38
Q

Availability Zones are physically separated by a meaningful distance from any other AZ, although all are within 100 km or 60 miles of each other. What is the primary reason why Availability Zones are set up the way they are now?

A

To keep them as far apart from each other in case of a disaster

39
Q

Auto-Scaling based on demand is an implementation of which AWS cloud best practice?

A

Implement elasticity

40
Q

Elasticity can be implemented in three ways

A
  1. Proactive Cyclic Scaling
  2. Proactive Event-based Scaling
  3. Auto-scaling based on demand
41
Q

A company is planning to use AWS Cloud to augment the resources of their on-premises data center to better serve their customers around the world. How does a company benefit from using AWS?

A

Benefit from massive economies of scale

42
Q

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

A

Well-Architected Framework

43
Q

Based on agile methodology and is not exclusive to the AWS cloud computing model

A

Scrum Development Process

44
Q

An open-source framework that you can use to build serverless applications on AWS

A

AWS Serverless Application Model

45
Q

This is primarily used to help organizations design and travel an accelerated path to successful cloud adoption. AWS Professional Services created this which can help you build a comprehensive approach to cloud computing across your organization, and throughout your IT lifecycle

A

AWS Cloud Adoption Framework

46
Q

What is the cloud computing model for services like Amazon RDS and Amazon ECS?

A

PaaS

Amazon RDS and ECS are considered PaaS because you don’t need to worry about setting up servers, storage, and network. You only manage the application and the data

47
Q

A collection of technical resources to help you build industry-tested architectures more effectively and efficiently in the AWS Cloud

A

AWS Reference Architecture Diagrams

AWS Certified Cloud Practitioner (4 decks)

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