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AWS Cloud Practitioner 2023 > Amazon Services > Flashcards

Amazon Services Flashcards

1
Q

What is Amazon S3?

A

S3 (Simple Storage Service) is a cloud-based storage service that provides secure, scalable, and reliable storage for data of all types and sizes.

Think of it as a virtual hard drive that you can access from anywhere with an internet connection.

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2
Q

What are the S3 tiers?

A
  • Standard: general purpose, low latency, high performance for frequently accessed data
  • Intelligent:Helps reduce cost by moving data across tier based access frequency
  • S3 Zone IA: for infrequent accessed data, 20% cheaper than standard IA. (99.5% availability)
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3
Q

What is an EC2 instance?

A

Amazon EC2 is a cloud-based service that lets you rent virtual servers on which you can run your own applications and software, providing flexibility, scalability, and cost-effectiveness compared to running your own physical servers.

Think of it as a virtual computer that you can control and use just like a physical computer, but without having to worry about the underlying hardware.

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4
Q

What is Amazon Cloudformation?

A
  • Infrastructure as a code
  • Templates are written in YAML or JSON
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5
Q

What is Amazon Cloudwatch?

A
  • CloudWatch is a monitoring service that allows you to track metrics, collect and monitor log files, and set alarms.
  • Think of it as a tool that helps you keep track of what’s happening in your AWS environment.metrics such as CPU usage
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6
Q

What is Autoscaling?

A

A feature that allows you to automatically adjust the number of resources (like servers) in your application depending on how much demand there is.

It helps ensure that your application can handle any amount of traffic without running out of resources or becoming too expensive.

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7
Q

What is AWS Trusted Advisor?

A

Trusted Advisor provides realtime guidance to help you provision your resources following AWS best practices.

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8
Q

What are the five things that AWS Trusted Advisor check?

A
  • Cost Optimization
  • Performance
  • Security
  • Fault Tolerance
  • Service Limits
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9
Q

What is AWS Config?

A
  • Configuration of your AWS resources
  • Think of it as a tool that helps you keep a record of what’s happening in your AWS environment.
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10
Q

What is Amazon DynamoDB?

A
  • NoSQL database service that allows you to store and retrieve data at any scale, with low latency and high throughput.
  • Typically stored in JSON-like, name-value documents.
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11
Q

What is Amazon Route53?

A

A highly available and scalable DNS service that allows you to manage and route traffic to your internet applications,

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12
Q

What is Amazon Snapshot?

A

Think: Windows System Restore.
Snapshot is used for recovery, to go back to a point in time.

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13
Q

What is AWS Fargate?

A
  • Serverless compute for containers
  • Paas
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14
Q

What is AWS X-Ray?

A
  • Analyze production, troubleshoot performance
  • Map of underlying components
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15
Q

What is AWS IAM?

A

Identity and Access Management:
* securely control access to AWS resources
* Control who is authenticated (signed in) and authorized (permissions)

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16
Q

What is AWS KMS?

A

Key Management Service
* Encrypt and decrypt data

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17
Q

What is AWS OpsWorks?

A
  • Configuration management for instances of Chef & Puppet
  • Automate the deployment and management of applications and infrastructure.
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18
Q

What is AWS Lambda?

A
  • Allows you to run code without having to manage servers or infrastructure.
  • Enables you to run code in response to events
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19
Q

What is AWS Inspector?

A
  • Automated security assessments on apps/instances
  • Pre/Defined security templates
20
Q

What is AWS Shield and it’s 2 levels?

A
  • Standard
  • basic protection against most common DDoS attacks
  • Advanced
  • DDOS protection by Shield Response Team (SRT)
21
Q

What is AWS Aurora?

A
  • Fully managed relational database with MySQL (5x faster) and PostgreSQL (3x faster)
  • Amazon’s preference of database
  • Replicates data across multiple availability zones (also Redshift)
22
Q

What is AWS WAF?

A
  • Web application firewall help protect your web applications from SQL injection and other vulnerabilities in your application code.
  • Web application firewall monitor HTTP/HTTPS requests
23
Q

What is Amazon Polly?

A
  • A service that turns text into speech
24
Q

What is Amazon Rekognition?

A
  • A service that add image analysis to your applications.
25
Q

What is Amazon Chime?

A
  • a services that allows online meetings, video conferencing
  • (Microsoft Teams)
26
Q

What is AWS GameLift?

A
  • DDOS Protection for session-based multiplayer games
27
Q

What is Amazon Cognito?

A
  • Secure sign-in, can be used on mobile devices
  • Control access to AWS resources from an application
28
Q

What is AWS Greengrass?

A
  • Encrypts data in transit with IoT security (IoT service)
29
Q

What is AWS Redshift?

A
  • Consolidate structured and semi-structured data into one warehouse
  • Uses SQL to analyze structured data across data warehouses
  • Replicates across multiple AZ
30
Q

What is AWS Certificate Manager? (ACM)

A
  • Provision, manage, and deploy SSL/TLS certificates for use.
31
Q

What is AWS LightSail?

A
  • Easiest vpc & web development
32
Q

What is AWS CodeDeploy?

A
  • Service to automate code deployments to any instance
33
Q

What is AWS CodeCommit?

A
  • store, manage and create a bank to store the code
34
Q

What is AWS CodePipeline?

A
  • Automates the building, testing, and deployment (BTD) of code changes for software applications.

Different from CodeStar which allows you to quickly develop, build and deploy applications on AWS

35
Q

What is AWS CodeBuild?

A
  • Build, compile, test, and package source code
36
Q

What is Amazon Lex?

A
  • Allows you to build conversational interfaces for chatbots, voice bots, and other natural language processing applications
37
Q

What is AWS Kinesis?

A
  • Build applications that can react to data in real-time.
38
Q

What is AWS Secrets Manager?

A
  • A service that helps protect access to your applications, services, and IT resources.
39
Q

What is Amazon SageMaker?

A
  • BTD machine learning models.
40
Q

What is Amazon Macie?

A
  • Automatically discover, classify, and protect sensitive data stored in AWS
41
Q

What is Amazon Systems Manager?

A
  • Centralizes operational data from multiple AWS services
  • Automates tasks across all EC2 instances
42
Q

What is Amazon Personalize?

A
  • Provide real-time product recommendations that are based on machine learning
43
Q

What is Amazon Kinesis Data Analytics?

A
  • Query and analyze streaming data in real-time
44
Q

What is AWS CodeStar?

A
  • Allows you to quickly develop, build and deploy applications on AWS

Different from CodePipeline which, helps you automate your software release process on AWS

45
Q

What is AWS Device Farm?

A
  • Allows you to test your mobile and web applications on real devices hosted in the cloud.
46
Q

What is Amazon Connect?

A
  • A cloud-based customer contact center service provided by AWS

  • handle voice calls, chat, and email interactions with your customers
47
Q

What is AWS Security Hub?

A
  • Aggregate, organizes and prioritizes security alerts from multiple AWS services.

AWS Cloud Practitioner 2023 (2 decks)

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