AWS Certified Advanced Networking – Specialty (ANS-C00) — Question 268

Which ports must you allow for HTTP and HTTPS traffic?

Answer options

• A. 25/465
• B. 21/22
• C. 3389/3306
• D. 80/443

Correct answer: D

Explanation

Port 80 is the standard port designated for unencrypted HTTP web traffic, whereas port 443 is reserved for encrypted HTTPS communication. The other port combinations are used for different services: 21/22 are for FTP/SSH, 25/465 are for SMTP mail services, and 3389/3306 are for RDP and MySQL respectively.