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AWS Solution Architect Asociate Exam > Section 3 Compute > Flashcards

Section 3 Compute Flashcards

1
Q

Microservice Architecture

A

Components operate independently

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2
Q

Infexible Scaline

A

Either Increase the Instance Size or Dupicate the Instance

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3
Q

Microservices

A

Opperate as individual opperations

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4
Q

Application Program Interface (API)

A

Interface accessed by another service or application

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5
Q

API Endpoint

A

Hosts one or more APIs and makes them available on a network

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6
Q

Event-Driven Architecture

A

A system that operates around “Events” the represent actions or a change in state

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7
Q

Lambda

A
  • FaaS Product

- Functions are codes that run in runtime

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8
Q

Functions

A
  • Invoked by Events
  • Run up to 15 min
  • Stateless
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9
Q

API Gateway

A

Managed API ENdpoint Service

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10
Q

API Gateway can be used to?

A
  • Create APIs
  • Publish APIs
  • Monitor APIs
  • Secure APIs
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11
Q

Step Functions

A

Serverless Visual Workflow Service that Provides a State Machine

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12
Q

Workflow Steps

A
  • Known as States

- Perform Work via Tasks

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13
Q

Amazon Machine Image (AMI)

A

Used to build Instances

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14
Q

Amazon Machine Image (AMI) stores Snapshots of?

A
  • EBS Volumes
  • Permissions
  • Block Device Mapping
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15
Q

Amazon Machine Image (AMI) can be?

A
  • Shared
  • Free
  • Paid
  • Copied to other AWS Regions
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16
Q

Boostrapping

A

Instructions are Executed on an INstance during its Launch Process

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17
Q

EC2 User can be used to run?

A
  • Shell Scripts

- Cloud- Initiated Directives

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18
Q

EC2 Instance Roles

A

IAM roles that can be “Assumed” by EC2 an intermediary called an Instance Profile

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19
Q

Instance Profile

A

Either created automatically when using the console UI or manuallyusing CLI

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20
Q

Volume Encryption

A

Uses EC2 host hardware to encrypt Data At Rest and In Transit between EBS and EC2 Instance

21
Q

Legacy Non-EBS-Optimized Instance

A

Uses a shared network path for data and storage cummunications

22
Q

EBS-Optimized Mode

A

Adds optimization and dedicated communication paths for storage and traditional data networking

23
Q

Enhonced Networking

A

Uses SR-IOV which allows a single physical network card to appear as multiple physical devices

24
Q

Single Root Input Output Virtulization (SR-IOV)

A

Each instance can be given one of these fake physical devices

25
Q

Cluster Placement Group (CPG)

A

Places Instances Physically Near Each Other in a Single Avalibility Zone (AZ)

26
Q

Partition Placement Group (PPG)

A
  • Instances are deployed and seperated into partitions
  • Max 7 per AZ
  • Can span ultiple AZs ina Region
27
Q

Spread Placement Group (SPG)

A
  • Max 7 Instances per AZ that need to be seperated

- Each instance occupies a partition and has isolated fault domain

28
Q

Spread Placement Group (SPG) great for?

A
  • Email
  • Domain Controllers
  • File Servers
  • Application HA pairs
29
Q

Spot Instance

A
  • Cunsomption of spare AWS capacity
30
Q

Spot Fleet

A

Pool of instances of certain types and size aiming for a given “capacity”

31
Q

Reserved Instance

A

Lock in a reduced rate for 1 or 3 years

32
Q

Reserved Instance used for?

A
  • Long- Running
  • Understood
  • Consistent Workloads
33
Q

Dedicated Hosts

A

EC2 Hosts for a given type and size that can be dedicated

34
Q

Amazon Machine Image (AMI)

A

Used to build Instances

35
Q

Amazon Machine Image (AMI) stores Snapshots of?

A
  • EBS Volumes
  • Permissions
  • Block Device Mapping
36
Q

Amazon Machine Image (AMI) can be

A
  • Shared
  • Free
  • Paid
  • Copied to other AWS Regions
37
Q

Bootstrapping

A

Instructions are executed on an Instance during its launch process

38
Q

Bootstrapping is used to

A
  • Configure an Instance
  • Perform Software Instillation
  • Add App configurations
39
Q

EC2 Instance Roles

A

IAM Roles that can be assumed by EC2 using INstance Profiles

40
Q

Instance Profile

A

Either created automatically when using the console UI or Manually using CLI

41
Q

Legacy Non-EBS-Optimized Instances

A

Used to share networking paths for data & storage comunications

42
Q

EBS-Optimized Mode

A

Addsoptimization and dedicated communication paths for storage and data networking

43
Q

Enhanced Networking

A

Uses SR-IOV allowing a single physical network card to appear as multiple physical devices

44
Q

Single Root Inpout Outpu Virtulization (SR-IOV)

A

Instances can be given one of these fake physical devices

45
Q

Single Root Inpout Outpu Virtulization (SR-IOV) results in

A
  • Faster Transfer Rates
  • Lower CPU Usage
  • Lower Consistent Latency
46
Q

Cluster Placement Group (CPG)

A

Plcaes Instances Physically near each other in a single AZ

47
Q

Partition Placement Group (PPG)

A

Instances are deployed and seperated into Partitions of max 7 per AZ

48
Q

Containers

A

A package that contains Apps, Libraries, or File Systems

49
Q

Elastic Container Systems (ECS)

A

Managed Container Engine

AWS Solution Architect Asociate Exam (8 decks)

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