SOA-C02 Question #45: Real Exam Question with Answer & Explanation

Question

A SysOps administrator has set up a new Amazon EC2 instance as a web server in a public subnet. The instance uses HTTP port 80 and HTTPS port 443. The SysOps administrator has confirmed internet connectivity by downloading operating system updates and software from public repositories. However, the SysOps administrator cannot access the instance from a web browser on the internet. Which combination of steps should the SysOps administrator take to troubleshoot this issue? (Choose three.)

Options

• AEnsure that the inbound rules of the instance's security group allow traffic on ports 80 and 443.
• BEnsure that the outbound rules of the instance's security group allow traffic on ports 80 and 443.
• CEnsure that ephemeral ports 1024-65535 are allowed in the inbound rules of the network ACL
• DEnsure that ephemeral ports 1024-65535 are allowed in the outbound rules of the network ACL
• EEnsure that the filtering rules for any firewalls that are running on the instance allow inbound
• FEnsure that AWS WAF is turned on for the instance and is blocking web traffic.