AWS CLI

Question 1

STS GetSessionToken

Answer 1

Create a temporary session with MFA

Question 2

For intermittent errors implement

Answer 2

Exponential backoff

Question 3

For Consistent errors

Answer 3

request an API throttling limit increase

Question 4

CLI Credentials Provider Chain

Answer 4

• CLI options
• Environment Variables
• CLI credentials
• CLI configuration
• Container credentials
• Instance Profile

Question 5

If working within AWS, use ____

Answer 5

IAM Roles

Question 6

If working outside AWS, use ____

Answer 6

Environment variables/Named profiles

Question 7

Sign the request so that AWS can identify you, using your AWS credentials (access key & secret key) when calling the AWS HTTP API

Answer 7

SigV4

Question 8

S3 Replication used in compliance, lower latency access, replication across accounts

Answer 8

Cross Region Replication

Question 9

S3 Replication used in log aggregation, live replication between production and test accounts

Answer 9

Same Region Replication

Question 10

S3 Replication copying is _____

Answer 10

Asynchronous

Question 11

S3 Storage Class - High durability of objects across multiple AZ used for Big Data analytics, mobile & gaming apps, content distribution

Answer 11

S3 Standard

Question 12

S3 Storage Class - Suitable for data that is less frequently accessed but requires rapid access when needed. Disaster Recovery, backups

Answer 12

S3 Infrequent Access

Question 13

S3 Storage Class - IA data but stored in a single AZ. Secondary backups

Answer 13

S3 One Zone - IA

Question 14

Automatically moves objects between two access tiers based on changing access patterns

Answer 14

S3 Intelligent Tiering

Question 15

S3 Storage Class - Low cost object storage meant for archiving/backup

Answer 15

Glacier

Question 16

Glacier 3 retrieval options

Answer 16

• Expedited (1 - 5 minutes)
• Standard (3 - 5 hours)
• Bulk (5 - 12 hours)

Question 17

Glacier Deep Archive retrieval options

Answer 17

• Standard (12 hours)

- Bulk (48 hours)

Question 18

Defines when objects are transitioned to another storage class

Answer 18

Transition actions

Question 19

Configure objects to expire after some time

Answer 19

Expiration actions

Question 20

Retrieve less data using SQL by performing server side filtering

Answer 20

S3 Select & Glacier Select

Question 21

Serverless service to perform analytics directly against S3 files. Analyze data directly on S3.

Answer 21

Athena