Practitioner Definitions Flashcards

Question

EC2 auto scaling

Answer 1

Enables you to auto add or remove EC2 instances in response to changing app demand. Dynamic scaling - responds to changing demand. Predictive scaling - auto schedules the right number for EC2 instances based on predicted demand.

Answer 2

Automatically distributes incoming app traffic across multiple resources.

Answer 3

Tightly coupled components. If single component fails, other fail. components include databases, servers, UI, business logic.

Answer 4

publish/subscribe service can be web servers, email address, lambda functions or several other options

Answer 5

Loosely coupled components.

Answer 6

SNS (Simple Notification Service) SQS (Simple Queue Service)

Answer 7

Message queuing service. You can send, store, and received messages between software components, without losing messages or requiring other services to be available.

Answer 8

service that lets you run code without needing to provision or manage servers. Pay only for the compute time that you consume.

Answer 9

highly scalable, high performance container management system that enables you to run and scale containerized app on AWS Supports Docker container

Answer 10

Fully managed service that you can use to run Kubernetes on AWS

Answer 11

Serverless compute engine for containers. it works with both Amazon ECS and EKS. Pay only for the resources that are required to run your containers.

Answer 12

1, Compliance with data governance and legal requirements 2, Proximity to your customers 3, Available services within a region 4, Pricing

Answer 13

single data center or a group of data center within a region.

Answer 14

a site that ClouFront uses to store cached copies of your content closer to your customers for faster delivery.

Answer 15

you provide code and configuration setting, and Elastic beanstalk deploys and resources necessary to perform the follow tasks: - adjust capacity - load balancing - auto scaling - app health monitoring

Answer 16

you can treat your infrastructure as code. you can build an environment by writing lines of code instead of using AWS management console. YAML or JSON

Answer 17

Extend AWS infrastructure and services to different locations including your on-premises data center

Answer 18

Virtual private cloud enables you to provision and isolated section of the AWS Cloud.

Answer 19

is a section of a VPC that can contain resources such as EC2 instance public subnets - EC2 instances private subnet - Databases

Answer 20

allow public traffic from the internet to access your VPC

Answer 21

to access private resources in a VPC

Answer 22

Virtual firewall that controls inbound and outbound traffic at the SUBNET level Allow all inbound trafic by default Stateless

Answer 23

Virtual firewall that controls inbound and outbound traffic from an EC2 instance. Deny all inbound traffic by default Stateful

Answer 24

Block-level storage volumes behave like physical hard drives temporary block-level storage attached to an EC2 instance and have same lifespan as the instance.

Answer 25

separated block-level storage volumes that you can use with EC2 instances. all data on the attached EBS volume remains available. Store in 1 AZ EBS and EC2 must reside within the same AZ configuration: volume size and type backup by snapshots

Answer 26

is an incremental backup.

Answer 27

service that provides object-level storage 5TB max file size of an object pay only for what you use

Answer 28

- Frequently accessed data - Stores data in a minimum of 3 AZ

Answer 29

- Infrequently accessed data - lower storage price and higher retrieval price - Store minimum of 3 AZ

Answer 30

- Store in 1 AZ - Lower storage price than S3 standard-IA

Answer 31

- Ideal for data with unknown changing access patterns - Requires a small monthly monitoring and automation fee per object. - haven't accessed an object for 30 consecutive days. it'll be move to Standard-IA - If access an object in the IA tier, it'll automatically moves to S3 standard

Answer 32

- Works well for archived data.

Answer 33

- Makes it easier to retrieve, store, and access data on AWS Outposts

Answer 34

- multiple clients can access data that is stored in shared file folder. compared to block storage and object storage, file storage is ideal for use cases in which a large number of services and resources need to access the same data at the same time.

Answer 35

- Stores in and across Multiple AZ - on-premises servers can access EFS using AWS Direct Connect

Answer 36

Service that enables you to run relational databases in the AWS Cloud. - managed service that automates tasks such as hardware provisioning, database setup, patching, and backups. - RDS database engines offer encryption at rest and encryption in transit.

Answer 37

is an enterprise-class relational database. - 5x faster than standard MySQL - Helps reduce database costs by reducing unnecessary (I/O) input/output - ideal for workloads require high availability. replicates 6 copies of data across 3 AZ and continuously back up data.

Answer 38

- serverless - Storing data in a key-value database - auto scales to adjust for changes in capacity.

Answer 39

Data warehousing service that you can use for big data analytics. - offer ability to collect data from many sources - helps you to understand relationships and trends across your data.

Answer 40

Enables you to migrate relational databases, nonrelational databases, and other types of data stores 3 use cases for DMS - development and test database migrations - database consolidation - continuous replication

Answer 41

is a document database service that supports MongoDB workloads. MongoDB is document database program

Answer 42

is a Graph database service

Answer 43

fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log. - review a complete history of all the changes that have been made to your app data

Answer 44

service that adds caching layers on top of your databases to help improve the read times of common request. - supports two types of data stores: Redis and memcached.

Answer 45

service that you can use to create and manage blockchain networks with open-source frameworks

Answer 46

is an in-memory cache for DynamoDB

Answer 47

Document that allows or denies permissions to AWS service and resources.

Answer 48

enables you to manage access to AWS services and resources securely.

Answer 49

Identity that you can assume to gain temporary access to permissions

Answer 50

consolidate and manage multiple AWS accounts within a central location. root - parent container for all the accounts in your org.

Answer 51

Enable you to place restrictions on the AWS services, resources, and individual API action that users and roles in each account can access.

Answer 52

Organizational units easier to manage accounts with similar business or security requirements.

Answer 53

Service that provides on-demand access to AWS security and compliance reports and select online agreements. - Artifact Agreements - Artifact Reports

Answer 54

Contains resources to help you learn more about AWS compliance

Answer 55

Service that protects app against DDoS attack standard - free, most common, frequently occurring DDoS Advance - Paid service, provides detailed attack diagnostics.

Answer 56

Key Management service enables you to perform encryption operations through the use of cryptographic keys.

Answer 57

web app firewall lets you monitor network requests that come into your web app. works together with CloudFront and App load balancer.

Answer 58

improve the security and compliance of app by running auto security assessments.

Answer 59

Service that provides intelligent threat detection for your infrastructure and resources.ƒ

Answer 60

web service that enables you to monitor and manage various metrics and configure alarm action based on data from those metrics.

Answer 61

records API calls for your account.

Answer 62

allows CloudTrail to automatically detect unusual API activities in you AWS account

Answer 63

web service that inspects your AWS env and provides real-time recommendations in accordance with AWS best practices.

Answer 64

- cost optimization, - performance - security - fault tolerance - service limits

Answer 65

Technical account manager primary point of contact at AWS Enterprise support level Enterprise support

Answer 66

let your explore services and create an estimate for the cost of your use cases.

Answer 67

pay your AWS bill, monitor your usage, and analyze and control your costs.

Answer 68

tool that lets you visualize, understand, and manage your costs and usage over time. - report top 5 cost accruing services.

Answer 69

helps you to quickly build, train, and deploy machine learning models

Answer 70

Offers low and predictable pricing virtual servers, storage/database options.

Answer 71

Caches with in-memory database with high-performance and low latency

Answer 72

provides detailed data on requests that your app serves.

Answer 73

is a serverless data integration service that makes it easy for analytics users to discover, prepare, move, and integrate data from multiple sources.

Answer 74

helps you record configuration changes to software within EC2 instances in your AWS account and also virtual machines (VMs) or servers in your on-premises environment. The configuration information recorded by AWS Config includes Operating System updates, network configuration, and installed applications.

Answer 75

data security service that uses machine learning (ML) and pattern matching to discover and help protect your sensitive data. including PII

Answer 76

allows you to centralize network connectivity and management, simplifying the process of interconnecting multiple VPCs across different AWS accounts within the same region.

Answer 77

connection is a networking connection between two VPCs that enables you to route traffic between them using private IPv4 addresses or IPv6 addresses.

Answer 78

Provides you with the ability to setup, govern, and manage multiple AWS acounts

Answer 79

interactive query service that allows you to conveniently analyze data stored in Amazon Simple Storage Service (S3) by using basic SQL.