Networking Services / Developer Tools

Question 1

Amazon Virtual Private Cloud (VPC)

Answer 1

A private virtual network to launch your EC2 instances. Helps isolate and protect instances.

Question 2

VPC Peering

Answer 2

Allows you to connect two VPCs together, which facilitates secure communications between the two.

Question 3

Subnet(s)

Answer 3

Allow you to split up the network in the VPC. Launch your EC2 instances in these.

Question 4

Route 53

Answer 4

an Amazon DNS (Domain Name Service). Performs health checks on AWS resources, and supports hybrid architectures.

Question 5

Direct Connect

Answer 5

A dedicated physical network connection, used for connecting on premises data centers to AWS. Great for Hybrid systems or doing large data transfers to AWS.

Question 6

AWS VPN (Virtual Private Network) (site to site)

Answer 6

Similar to direct connect, but data travels over the internet. Provides automatic encryption, and is great for migrating apps to AWS.

Question 7

Relational Database Service (RDS)

Answer 7

Supports popular DB Engines such as: Aurora, PostgreSQL, MySQL, MariaDB, Oracle DB, and SQL Server.

Question 8

AWS Aurora

Answer 8

Relational DB service, compatible with mySQL and PostgreSQL. Scales automatically, and managed by AWS RDS

Question 9

DynamoDB

Answer 9

Fully managed NoSQL key value DB. Serverless, scaled automatically.

Question 10

DocumentDB

Answer 10

Managed document DB, compatible with MongoDB. Serverless, non-relational.

Question 11

ElastiCache

Answer 11

In-Memory datastore. Fully managed service, is high performance but the data can be lost (since it’s in memory). Compatible with Redis or Memcached engines.

Question 12

Neptune

Answer 12

Graph DB service - great for highly connected datasets like social media services. Fast and reliable, fully managed and serverless.

Question 13

Cloud9

Answer 13

Allows you to write code within an IDE, from your browser. Used for Lambda.

Question 14

Code Commit

Answer 14

It’s AWS Github.

Question 15

Code Build

Answer 15

Build and test source code. Great for CI/CD

Question 16

Code Deploy

Answer 16

Manages deployment to compute services, on the cloud or on-premises.

Question 17

Code Pipeline

Answer 17

Automates software release process. Integrates with the other “Code” services to implement a CI/CD pipeline.

Question 18

X-Ray

Answer 18

Code analyzer, provides an end to end view of requests as they travel through your application.

Question 19

Load Balancing Types

Answer 19

Application, Gateway, Network, Classic

Question 20

Application Load Balancing

Answer 20

Best suited for load balancing HTTP and HTTPS traffic. Routes traffic to targets within VPC based on content of the request.

Question 21

Gateway Load Balancing

Answer 21

Makes it easy to deploy, scale, and run third party virtual networking appliances.

Question 22

Network Load Balancing

Answer 22

best suited for TCP traffic where extreme performance is required. Routes to VPC and is capable of handling millions of requests per second.

Question 23

Classic Load Balancing

Answer 23

basic load balancing across EC2 instances. intended for applications built within the EC2 Classic Network