SNS

Question 1

Does SNS guarantee that messages will be delivered to me in the exact order they were published?

Answer 1

No, but it will attempt to (best-effort).

Question 2

Who can change permissions on a topic?

Answer 2

Only the owner of the topic.

Question 3

What are the different delivery formats/transports for receiving notifications?

Answer 3

• HTTP, HTTPS
• Email, Email-JSON
• SQS
• SMS

Question 4

SNS allows up to __________ topics per account.

Answer 4

100k

Question 5

SNS topic names must be no more than __________ characters in length.

Answer 5

256

Question 6

Will a notification ever contain more than one message?

Answer 6

No.

Question 7

True or False: SNS topic names must only be unique within a region.

Answer 7

False.

SNS topic names must be unique within the entire AWS Account.

Question 8

SNS messages can contain up to __________ of text data (XML, JSON, unformatted text).

Answer 8

256 KB

Question 9

SNS topic names must be unique within __________.

Answer 9

an AWS account