ACtE05 · Chapter 5Networks & Security🏛️ Past Licensure QuestionID: 58f53670
What is the port of HTTP?
What is the port of HTTP?
Multiple Choice Options
- A
21
- B✓ Correct Option
80
- C
443
- D
25
Detailed Technical Solution & Explanation
The standard default TCP port assigned by IANA for unencrypted web communication via HTTP (HyperText Transfer Protocol) is Port 80.
Option Analysis:
•
Option A (21): Incorrect. Port 21 is assigned to the File Transfer Protocol (FTP) control channel.
•
Option B (80): Correct. Port 80 is the universally standard default well-known TCP port for HTTP web traffic.
•
Option C (443): Incorrect. Port 443 is the standard default port for secure encrypted web traffic via HTTPS (HTTP over TLS/SSL).
•
Option D (25): Incorrect. Port 25 is the standard default port for Simple Mail Transfer Protocol (SMTP).
Reference: Demo2 · Set 2NEC Licensure Syllabus