AWS Solutions Architect Associate (SAA-C02) Exam Prep Course - 2021 UPDATED! - Amazon Machine Images (AMI) Virtualizatio

The video tutorial covers the concept of Amazon Machine Images (AMIs) in AWS, explaining their role as blueprints for launching instances. It discusses the different sources of AMIs, including Amazon, the marketplace, and community contributions, along with their pricing models. The tutorial also covers how to create and manage AMIs, including setting permissions. It delves into virtualization concepts, comparing hardware virtual machines (HVM) and paravirtualization. Finally, it explains the importance of root volume storage options, such as EBS and instance store, and their impact on data persistence.

What is an Amazon Machine Image (AMI) primarily used for in AWS?

• To store user data

• To manage network settings

• To launch instances

• To create security groups

What does the term 'instance' refer to in the context of AWS?

• A snapshot of a server

• A running copy of an AMI

• A network configuration

• A security protocol

Which of the following is NOT a source of AMIs in AWS?

• Google Cloud

• Amazon Marketplace

• Amazon

• Community

What does it mean if an AMI is set to 'explicit'?

• It is available for purchase

• Anyone can use it

• Only the owner can use it

• Specified individuals can use it

What is a potential risk of using public sources for AMIs?

• Limited customization

• Higher costs

• Increased performance

• Malware infection

What is a key difference between HVM and PV AMIs?

• HVM is cheaper than PV

• HVM requires hardware-assisted virtualization

• PV requires hardware-assisted virtualization

• PV is faster than HVM

Which virtualization type is likely to reduce deployment costs?

• Neither HVM nor PV

• Both HVM and PV

• PV

• HVM

What is the role of the root volume in an instance?

• To manage network settings

• To store user data

• To create security groups

• To initiate the boot process

Which type of AMI allows for persistent data storage in the root volume?

• Community AMI

• Marketplace AMI

• EBS-backed AMI

• Instance store-backed AMI

What happens to data in the root volume of an instance store-backed AMI upon termination?

• It is transferred to EBS

• It is saved to S3

• It is lost

• It is archived