Notification Services

Question 1

What does SNS stand for?

Answer 1

Simple Notification Service

Question 2

SNS definition?

Answer 2

Simple Notification Service

Simplified Definition:
An AWS servce that allows you to automate the sending of email or text message notifications, based on events that happen in your AWS account.

AWS Definition:
SNS is a web service that coordinates and manages the delivery or sending of messages to subscribing endpoints or clients. In Amazon SNS, there are two types of clients - publishers and subscribers - also referred to as producers and consumers. Publishers communicate asynchronously with subscribers by producing and sending a message to a topic, which is a logical access point and communication channel. Subscribers (e.g. web servers, email addresses, Amazon SQS queues, AWS Lambda functions) consume or receive the message or notification over one of the supported protocols (e.g. Amazon SQS, HTTP/S, email, SMS, Lambda) when they are subscribed to the topic.”

Question 3

What two types of clients are there in Amazon SNS?

Answer 3

Prublishers and subscribers, also referred to as producers and consumers.

Question 4

What are SNS Topics?

Answer 4

Topics are how you label and group different endpoints that you send messages to (e.g. FailureToLaunch, CCPTopic, etc.)

Question 5

What is an SNS Subscription?

Answer 5

The endpoints that a topic sends messages to (e.g. the email address or phone number of our system admin)

Question 6

What is an SNS Publisher?

Answer 6

The human/alarm/event that gives SNS the message that needs to be sent.

Question 7

Which of the following is NOT a way SNS can send a notification?

a. HTTP
b. SMS
c. Email
d. Phone Call

Answer 7

D. Phone call

Question 8

Which service stores log events for CloudTrail?

a. IAM
b. CloudWatch
c. S3
d. CloudTrail

Answer 8

C. S3

Question 9

By default, which timeframe does CloudWatch provide free analysis metrics?

a. 5 min.
b. 1 min.
c. 30 sec.
d. 10 min.

Answer 9

A. 5 min. - By default, CloudWatch analyzes AWS resources for metrics every 5 minutes for free.

Question 10

What AWS service is triggered to send a message by CloudWatch Alarm?

a. EC2
b. SNS
c. CloudFront
d. Cloudwatch

Answer 10

b. SNS

Question 11

In this scenario, we want to automate emails and SMS messages for events taking place in an AWS account. Which of the following services is the most appropriate?

a. CloudWatch
b. SNS
c. CloudTrail
d. S3

Answer 11

B. SNS

Question 12

In this scenario, we want to set up a serivce that will allow for auditing IAM users, Which of the following services would be most appropriate?

a. IAM
b. CloudTrail
c. SNS
d. CloudWatch

Answer 12

B. CloudTrail

Question 13

CloudWatch is a service for____.

a. Sending notifications
b. Logging API calls to AWS resources
c. Catching content
d. Monitoring AWS resources

Answer 13

D. Monitoring AWS resources - CloudWatch is a service for monitoring AWS resources and providing metrics on those resources.

Question 14

Which of the following are examples of endpoints for an SNS topic?

a. AWS Lambda function
b. Weberver, email address, Amazon SQS queue, SMS, and AWS Lambda function
c. Email Address
d. Amazon SQS queue and SMS
e. Webserver and email address

Answer 14

B. A webserver, email address, Amazon SQS queue, SMS, and AWS Lambda function can all be endpoints to an SNS topic. This is the most correct answer out of the choices.

Question 15

Three benefits of SNS?

Answer 15

1. Send automated or manual notifications.
2. Send notification to email, mobile (SMS), and HTTP endpoints.
3. Closely integrates with other AWS services (such as CloudWatch) so that alarms, events, and actions in your AWS can trigger notifications.