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AWS Solutions Architect Professional > Others > Flashcards

Others Flashcards

1
Q

How does AWS Budgets work?

A

AWS Budgets allows you to create budgets and sends you alarms when those budgets are exceeded

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2
Q

What are the types of budgets on AWS Budgets?

A

-Usage budget
-Cost budget
-Reservation budget
-Savings Plan budget

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3
Q

What AWS services can a Savings Plan budget be created for?

A

EC2, Elasticache, RDS, Redshift

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4
Q

True or false: AWS Budgets are free

A

False, 2 budgets are free, the rest is $0.02/day

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5
Q

When a budget is exceeded, AWS budget can automatically perform an action to deal with it. What are the 3 types of action that AWS budgets can perform?

A

-Apply an AM policy to a user, group or IAM role
-Apply an SCP to an OU
-Stop an EC2 or RDS instance

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6
Q

True or False: You can implement a manual approval process before AWS Budgets performs an action

A

True

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7
Q

What is AWS Cost Anomaly Detection

A

It is an AWS cost management feature that allow you to create a cost monitor for specific AWS services and use ML to detect any anomalous spending on those services

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8
Q

What is AWS Wavelength?

A

It is an AWS Service that allows comunication with AWS Services using 5G

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9
Q

AWS Wavelength Zones are the base of AWS Wavelength. What are they?

A

Wavelength Zones are infrastructure deployments located at the 5G communication providers’ data centers at the edge of the 5G network. This infrastructue then communicates with AWS servers so as to bring AWS functionalities to the 5G network.

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10
Q

True or False: Traffic inside a Wavelength Zone leaves the CSP’s network whenever it communicates with AWS

A

False, it never leaves the network

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11
Q

What are AWS Local Zones?

A

They are extensions of AWS regions in certain locations so that applications can function on AWS while sporting low-latency

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12
Q

What are some examples of AWS Local Zones?

A

Inside us-east-1 (Virginia) you have Boston, Chicago, Dallas, Miami, etc

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13
Q

What is an example of an use case where AWS Local Zones would be useful?

A

If multiple local offices needed low latency and they were all far from AWS zones.

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14
Q

True or False: AWS RAM allows youy to share VPCs with other accounts

A

False, only subnets

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15
Q

True or False: It is possible to check for idle RDS and Redshift Instances on Trusted Advisor

A

True

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16
Q

Complete: AWS API Gateway has a maximum _________ payload size and _________ timeout

A

-10 MB
-29 seconds

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17
Q

True or False: API Gateway changes are rolled deployed to stages, hich can have any name you wish and can be rolled back to previous versions

A

True

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18
Q

What can an API Gateway point to?

A

-HTTP
-Lambda Functions
-AWS Resources (SQS, Step Functions, etc)

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19
Q

What is an API Gateway Edge-Optimized Endpoint?

A

It’s an endpoints that routes requests through Edge Locations to improve latency.

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20
Q

What are the API Gateway Endpoint Types?

A

-Edge-Optimized (Default)
-Regional
-Private

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21
Q

True or False: API Gateway Edge-Optimizaed Endpoints can be accessed from any region

A

False, they still live in only a single region

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22
Q

What is an API Gateway Regional Endpoint?

A

It’s an endpoint for clients within a single region. Can be manually combined with Cloudfront.

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23
Q

What is an API Gateway Private Endpoint?

A

It’s an endpoint that can only be reached using interface VPC endpoints

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24
Q

How much is the default, the max and the min API Gateway Cache TTL

A

-Default: 300s
-Max: 3600s
-Min: 0s

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25
Q

True or False: API Gateway Cache is configured per Stage, but can be overrode per method

A

True

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26
Q

For an API Gateway request to ignore cache what request header should it send?

A

Cache-Control: max-age=0

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27
Q

What is the request code for throttled requests on API Gateway

A

Error 429

28
Q

True or False: API Gateway is compatible with SSL certificates and CORS

A

True

29
Q

What are the existing authentication strategies for API Gateway?

A

-IAM Based authentication (IAM Credentials through Sid V4)
-Lambda Authorizer (Use Lambda to verify authentication)
-Cognito User Pools (Client passes Cognito Token)

30
Q

The resources most commonly used for Logging, Monitoring and Tracing on AWS are, respectively, ____________

A

Gloudwatch logs, Cloudwatch metrics, X-ray

31
Q

What is an API Gateway Usage Plan?

A

It’s a configuration of how much and how fast a cleint can access an API Gateway through Throtling and Quota Limits.

32
Q

How does API Gateway Usage Plans recognise a client?

A

Through their API Key

33
Q

What is an API Gateway API Key?

A

Is an optional configuration that makes it so you need to pass an Access Key to use an API

34
Q

What is AWS App Sync?

A

It is an AWS Service that uses GraphQL to supply the data need by web application from multiple different sources.

35
Q

True or False: AppSync has a Cognito integration that allows Cognito to authorize AppSync based on the user’s groups.

A

True

36
Q

API gateway can perform _________ requests per second

A

10.000

37
Q

It is possible to check how AWS outages will affect your application and list actions to prevent that impact by using _________

A

AWS Personal Health Checkboard

38
Q

What is AWS Cloud Map?

A

It is a service that maps the backend resources your application depends on and monitors their status.

39
Q

Cost Allocation Tags can be created either automatically by AWS or by the user. What is the prefix for each of these tags?

A

AWS: ‘aws:’
User: ‘user:’

40
Q

How long do Cost Allocation Tags take to appear on billing reports?

A

Up to 24 hours

41
Q

True or False: AWS Tag Editor allows you to visualize all tags within your account and edit them one at a time

A

False, you can edit multiple tags at once

42
Q

What is an AWS Savings Plan

A

It’s a discount you get by commiting to a certain level of usage over a certain time (Ex: $10 per hour for 1 year)

43
Q

What types of AWS Savings Plans are there?

A

-EC2 Instance Savings Plan
-Compute Savings Plan
-SageMaker Savings Plan

44
Q

True or False: Both EC2 Instance Savings Plan and
Compute Savings Plan offer the same discount as standard Reserved Instance

A

True

45
Q

What are the differences between EC2 Savings Plan and a Compute Savings plan?

A

In an EC2 Savings Plan, you can change instance size (ex: m5.large to m5.xlarge), OS or tenancy (Dediacted or Default), but are locker regarding instance family, region and compute (Only EC2. On a Compute Savings Plan, none of those restrictions apply, being additionally able to be applied to EC2, Lambda and Fargate

46
Q

How many SNS notifications can you have per AWS Budgets budget?

A

5

47
Q

What is AWS Cost Explorer?

A

It is a Service that allows you to analyse and create dashboards for your costs on AWS

48
Q

True or False: AWS Cost Explorer can predict your spending for the next 12 months and help choose an optimal Savings Plan

A

True

49
Q

What is AWS Fault Injector Simulator (FIS)?

A

It is a service that performs fault injection on your AWS architecture to discover system improvements regarding availability

50
Q

What are some examples of disruption created by AWS FIS?

A

Increasing Memory demands, turning EC2 instances off, increasing CPU

51
Q

How do you configure FIS’ disruptions?

A

There are pre-built templates that control the disruptions generated

52
Q

What is AWS Backup?

A

It is a managed AWS service that automates backups accross AWS Services

53
Q

True or False: AWS Backup supports Cross-account and Cross-region backups

A

True

54
Q

What AWS services are compatible with AWS Backup?

A

-EC2
-EBS/EFS/FSx for Luster and WFS
-S3
-RDS/Aurora/DynamoDB
-DocumentDB/Neptune
-Storage Gateway

55
Q

AWS Backup works based on backup plans. What are some parameters specified by those plans?

A

-Backup Frequency
-Backup window
-Retention period
-Time until transition to cold storage

56
Q

True or False: AWS Backup, just like S3, has a a feature called Backup Lock, which makes it so that once a Backuo is created it cannot be altered or deleted

A

True

57
Q

What is Amazon WorkSpaces?

A

Its a service for Secure Cloud Desktop, and it is used in place of VDIs (Virtual Desktop Infrastructure)

58
Q

True or False: Microsoft AD has integrations with WorkSpaces

A

True

59
Q

How do you control who can access your AWS WorkSpaces desktops?

A

You can configure IP Access Control Groups that restrict which IPs ca access the work spaces (Similar to security group)

60
Q

What is AWS AppStream 2.0?

A

It is a service that allows you to stream your desktop to any web browser

61
Q

What is AWS Device Farm?

A

It is a service that allows you to test your mobile and web applications

62
Q

What is Amazon SES?

A

It is a service that allows you to send emails to users in large scale.

63
Q

What is EC2 Image Builder?

A

It is a service that automates the creation of VMs, container images and EC2 AMIs.

64
Q

True or False: EC2 Image Builder can publish AMI to multiple regions and accounts, and it’s payment is by number of EC2 Image Builder Invocations + the underlying services used by it

A

False, cost is only underlying services

65
Q

What is AWS IoT Core?

A

It is a service that allows IoT devices to connect to AWS

AWS Solutions Architect Professional (13 decks)

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