AWS, JavaScript, React - Deploy Web Apps on the Cloud - Deploying an EC2 Instance (Continued)

The video tutorial explains the importance of security groups in AWS for securing instances through a firewall. It covers the steps to create a new security group, configure SSH and HTTP rules, and the significance of using a key pair for secure SSH access. The tutorial also demonstrates how to launch an instance and monitor its status, emphasizing best practices for security configurations.

What is the primary purpose of a security group in AWS?

• To monitor network traffic

• To store data securely

• To secure instances through firewall settings

• To manage user accounts

Why is SSH access important for an AWS instance?

• It allows for secure remote command execution

• It is used for monitoring network traffic

• It enables data storage

• It provides a graphical user interface

What protocol must be enabled to view web pages on an AWS instance?

• FTP

• SNMP

• SMTP

• HTTP

What is a good security practice for SSH access?

• Allowing access from any IP address

• Disabling SSH access

• Using a plain text password

• Allowing access only from trusted IP addresses

What does a key pair consist of in AWS?

• A security group and a firewall rule

• An IP address and a subnet mask

• A public key and a private key

• A username and password

Why is it important to securely store the PEM file?

• It stores user credentials

• It is required for secure SSH authentication

• It is needed for graphical access

• It contains the public key

What indicates that an AWS instance is fully operational?

• The instance status is 'Terminated'

• The instance status is 'Pending'

• The instance status is 'Running'

• The instance status is 'Stopped'