Top 50+ Java Networking Interview Questions and Answers - 1
Question: 1
What is a socket?
Sockets provide the communication mechanism between two computers using TCP.
A client program creates a socket on its end of the communication and attempts to connect that socket to a server.
Question: 2
What is DHCP?
Dynamic Host Configuration Protocol, a piece of the TCP/IP protocol suite that handles the automatic assignment of IP addresses to clients.
Question: 3
What is the difference between TCP and UDP?
These two protocols differ in the way they carry out the action of communicating.
A TCP protocol establishes a two way connection between a pair of computers, while the UDP protocol is a one way message sender.
The common analogy is that TCP is like making a phone call and carrying on a two way communication while UDP is like mailing a letter.
Question: 4
What is SMTP?
Simple Mail Transmission Protocol, the TCP/IP Standard for Internet mails.
SMTP exchanges mail between servers; contract this with POP, which transmits mail between a server and a client.
Question: 5
What are the seven layers of OSI model?
Application
Presentation
Session
Transport
Network
DataLink
Physical Layer
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