EC2

Question 1

What is instance is the cheapest and is suitable for non-critical and infrequent jobs that can be interrupted or process again?

Answer 1

Spot Instances

Question 2

What instance type is the highest cost and you would use for workloads that require uninterrupted processing or short term workloads that cannon be interrupted?

Answer 2

On-Demand Instances

Question 3

What instance type has the following:

• For mission critical applications
• Uninterruptible
• Cheaper than on demand and slightly more than spot
• Commitment time of minimum of 1 year to 3 years

Answer 3

Reserved instances

Question 4

What uses a single, physical rack-mounted server or also know as a host?

Answer 4

Dedicated host

Question 5

Regulat virtual machines that run in a virtual private cloud (VPC) on hardware that’s dedicates to a single customer

Answer 5

Dedicated instance

Question 6

A flexible pricing model in AWS that helps you save on the usage of your:

EC2
Forgave
Lambda

Provides discount in exchange for a commitment to a consistent usage amount that is measured in dollars per hour for a one or three year term

Answer 6

Savings Plan

Question 7

Allows you to reserve capacity for your EC2 instances in a specific AZ

Independent of the billing discounts offered by Savings Plans or regional Reserved Instances

Works like a Zonal Reserved Instance

No 1 year or 3 year commitment

You can reserve a particular AZ only (Zonal), no Regional reservations in scope

Can be applied to On Demand EC2 Instances

Answer 7

Capacity Reservation

Question 8

Provide low-latency network performance and high throughput

Answer 8

Cluster

Question 9

Commonly used on large distributed and replicated workloads, such as Hadoop,Cassandra, and Kafka

Answer 9

Partition

Question 10

Reduces correlated failures and improves availability

Answer 10

Spread