Module 5 - Storage and Databases

Question 1

What provides temporary block-level storage for an Amazon EC2 instance?

Answer 1

instance store

Question 2

What is Amazon Elastic Block Store (Amazon EBS)?

Answer 2

It is a service that provides block-level storage volumes that you can use with Amazon EC2 instances. If you stop or terminate an Amazon EC2 instance, all the data on the attached EBS volume remains available.

Question 3

EBS snapshot?

Answer 3

It is an incremental backup. Only adds new info, doesn’t change old info.

Question 4

What 3 things does object storage contain?

Answer 4

data, metadata, and a key

Question 5

What is a service that provides object-level storage?

Answer 5

Amazon Simple Storage Service (Amazon S3) Am stores data as objects in buckets.

Question 6

What is the max file size for an object in Amazon S3?

Answer 6

5TB

Question 7

In _______, multiple clients (such as users, applications, servers, and so on) can access data that is stored in shared file folders. In this approach, a storage server uses block storage with a local file system to organize files.

Answer 7

file storage

Question 8

What is a scalable file system used with AWS Cloud services and on-premises resources?

Answer 8

Amazon Elastic File System (Amazon EFS). As you add and remove files, Amazon EFS grows and shrinks automatically.

Question 9

Amazon RDBS is a _____ database

Answer 9

relational

Question 10

Amazon DynamoDB is a ______ database

Answer 10

non-relational

Question 11

what is Amazon Redshift?

Answer 11

It is a data warehousing service that you can use for big data analytics. It offers the ability to collect data from many sources and helps you to understand relationships and trends across your data.