AWS (EXTRA MODULE 2)

AWS Module 2 — Amazon EC2 instance types

Q — Match the Amazon EC2 Instances types on the next slides.

A. General Purpose
B. Compute Optimized
C. Memory Optimized
D. Storage Optimized

1. Ideal for high-performance databases

C. Memory Optimized

2. Suitable for data warehousing applications

D. Storage Optimized

3. Balances compute, memory, and networking resources

A. General Purpose

4. Offers high-performance processors

B. Compute Optimized

AWS Module 2 — EC2

Q1 — You’re launching a web application with unpredictable traffic spikes. You want to minimize cost while ensuring availability during peak times. Which EC2 instance model is most appropriate?

a) On-Demand Instances
b) Reserved Instances
c) Spot Instances
d) Dedicated Hosts

a) On-Demand Instances

AWS Module 2 — EC2

Q2 — Your company runs a steady-state workload 24/7, such as a database server. You want to reduce long-term costs. Which EC2 instance model should you choose?

a) On-Demand Instances
b) Spot Instances
c) Reserved Instances
d) Savings Plans

c) Reserved Instances

AWS Module 2 — EC2

Q1 — Your team runs a predictable, 24/7 Linux-based application but needs maximum flexibility to switch between EC2 instance families as requirements evolve. You also want to maximize cost savings over the long term. Which AWS pricing model should you choose?

a) Standard Reserved Instances
b) Convertible Reserved Instances
c) Compute Savings Plans
d) EC2 Spot Instances

c) Compute Savings Plans

AWS Module 2 — EC2

Q1 — Which EC2 feature provides the secure, password-less mechanism to log in to a Linux instance?

a) Security groups
b) Key pairs
c) IAM roles
d) AWS Systems Manager Session Manager

b) Key pairs

AWS Module 2 — EC2

Q2 — You’re provisioning storage for a production relational database that demands sub-millisecond latency, sustained high IOPS, and 99.999% durability. Which EBS volume type should you choose?

a) GP2
b) ST1
c) IO2
d) SC1

c) IO2

AWS Module 2 — Auto Scaling & Elastic Load Balancing

Q — Are these examples of Auto Scaling or Elastic Load Balancing?

• AS — Auto Scaling

• ELB — Elastic Load Balancing

1. Removes unneeded Amazon EC2 instances when demand is low.

AS — Auto Scaling

2. Adds a second Amazon EC2 instance during an online store’s popular sale.

AS — Auto Scaling

3. Distributes a workload across several Amazon EC2 instances.

ELB — Elastic Load Balancing

4. Ensures that no single EC2 instance has to carry the full workload on its own.

ELB — Elastic Load Balancing

5. Automatically adjusts the number of Amazon EC2 instances of match demand.

AS — Auto Scaling

6. Provides a single point of contact for traffic into an Auto Scaling group.

ELB — Elastic Load Balancing