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Flashcards in Final Exam Tips Deck (13)
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1
Q

What are the Six advantages of Cloud?

A
  1. Trade Capital Expense for Variable Expense
  2. Massive economy of scale
  3. No more capacity guessing
  4. Increase speed and agility
  5. no data centers needed
  6. global in minutes
2
Q

What is a Distribution?

A

Name given to a CDN (aggregate of edge locations)

3
Q

How many AZs are in each Region?

A

At least two

4
Q

What happens when demand for your S3 hosted website goes up?

A

S3 scales automatically

5
Q

What allows you to replicate the contents of one bucket to another?

A

Cross region replication

6
Q

What is Amazon LightSail?

A

Amazons Cloud hosting service (SaaS)

7
Q

Websites can be hosted on S3 but what are the limitations?

A

Static files only (html, javascript)

Cannot use database connections

8
Q

How can objects in transit to S3 be encrypted?

A

Using SSL

9
Q

How long are S3 objects cached and can they be killed manually?

A

For TTL. They can be killed manually but with a cost

10
Q

What are the two methods to restrict access to an S3 bucket?

A

Entire Bucket - Policy

Individual object - ACL

11
Q

What are the main differences between S3 and Glacier?

A

S3 - current data

Glacier - 3-5 hour data retrieval time

12
Q

What are the two types of distributions

A

Web

RTMP - Streaming

13
Q

How does S3 Transfer Acceleration Work?

A

Users worldwide upload to Edge Locations

Edge Locations replicate to your S3 bucket