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Which Port Is Used By The Https Protocol To Provide Secure Web Communication?
HTTPS (Hypertext Transfer Protocol Secure) uses port 443 by default to encrypt communication between a browser and a server.
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Question 1: Which network device operates at Layer 2 of the OSI model and uses MAC addresses to forward data?
A network switch operates at the Data Link Layer (Layer 2) and uses MAC addresses to direct data to the specific destination port.
Question 2: What is the standard port number used for the Secure Shell (SSH) protocol?
Port 22 is the default port for SSH, which provides a secure, encrypted way to access a remote computer.
Question 3: What does the 'S' in 'HTTPS' stand for?
The 'S' stands for Secure, indicating that the HTTP communication is encrypted using SSL/TLS.
Question 4: Which protocol is used by the "Traceroute" utility to map the path to a destination?
Traceroute typically uses ICMP (Internet Control Message Protocol) Echo Requests (on Windows) or UDP (on Linux/Cisco) with varying Time-to-Live (TTL) values.
Question 5: Which type of record in DNS maps a hostname to an IPv4 address?
The 'A' (Address) record is the most fundamental DNS record, mapping a domain name to a 32-bit IPv4 address.