AWS cuestionario 4

What is the purpose of the private key set up while launching an instance?

• To store a password to be used when connecting to your VM.

• To allow for access to the virtual machine on only on Apple devices.

• To pair with the public key created and allow a user to connect to their instance.

• To create a copy of the instance for a user's local computer.

Amazon EC2 instances run between 10 am and 6 pm Monday-Thursday in a development environment. Production instances run 24/7. Which pricing models should be used? (Select TWO)

• Use Spot instances for the development environment.

• Use Reserved instances for the production environment.

• Use Reserved instances for the development environment.

• Use scheduled reserved instances for the development environment.

• Use On-Demand instances for the production environment.

What is the default username For Amazon Linux 2 or the Amazon Linux AMI?

• ssm-agent

• admin

• ec2-user

• root

What are the ways you can connect to your instance using the Amazon EC2 console?

• EC2 Instance Connect

• Session Manager

• SSH client

• All of the above

A solutions architect is designing a web application that consists of a public-facing web tier hosted on Amazon EC2 in public subnets. The database tier consists of Microsoft SQL Server running on Amazon EC2 in a private subnet. Security is a high priority for the company. How should security groups be configured? (Select TWO)

• Configure the security group for the database tier to allow outbound traffic on ports 443 and 1433 to the security group for the web tier.

• Configure the security group for the database tier to allow inbound traffic on port 1433 from the security group for the web tier.

• Configure the security group for the web tier to allow inbound traffic on port 443 from 0.0.0.0/0.

• Configure the security group for the database tier to allow inbound traffic on ports 443 and 1433 from the security group for the web tier.

• Configure the security group for the web tier to allow outbound traffic on port 443 from 0.0.0.0/0.

Once the instance has been terminated. Can it be undone?

• Verdadero

• Falso

What is the root volume of the Amazon EC2 instance?

• Relational Database Service (RDS)

• Simple Storage Service (S3)

• Elastic File System (EFS)

• Elastic Block Store (EBS)

You are planning to deploy several EC2 instances in your VPC. You will deploy the EC2 instances across several subnets and multiple AZs. What AWS feature can act as an instance-level firewall to control traffic between your EC2 instances?

• Route table

• AWS WAF

• Security group

• Network ACL

How can a systems administrator specify a script run on an EC2 instance during launch?

• AWS ECS.

• Metadata.

• User Data.

• Launch Template.

Which of the following statements are correct with respect to the instance store and EBS volume? Please select 2 correct options.

• All available EC2 instance types support instance store and EBS volumes

• EBS backed EC2 instances can persist storage across instance stop, terminate, and failures.

• Instance store backed EC2 instances will persist storage across instance stop, terminate, and failures.

• Instance store backed EC2 instance will persist storage only during instance stop and start.

• You cannot add instance store volumes once the EC2 instance is launched.