Importanat 100 questions and answer for job interview IT Professional
Q1. What is public IP address? Ans. A public IP address is an address leased from an ISP that allows or enables direct Internet communication. Q2. What's the benefit of subnetting? Ans. Reduce the size of the routing tables. Reduce network traffic. Broadcast traffic can be isolated within a single logical network.Provide a way to secure network traffic by isolating it from the rest of the network. Q3. What are the differences between static IP addressing and dynamic IP addressing? Ans. With static IP addressing, a computer (or other device) is configured to always use the same IP address. With dynamic addressing, the IP address can change periodically and is managed by a centralized network service Q4. What is APIPA? Ans. Automatic private IP addressing (APIPA) is a feature mainly found in Microsoft operating systems. APIPA enables clients to still communicate with other computers on the same network segment until an IP address can be obtained from a DHCP server, allowing t