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Q. Describe Mail Access Protocols?
Mail Access Protocols
- Used by receiver to retrieve mail when desired
- Post Office Protocol, version 3 (POP3) is a simple limited protocol to access mail
- Assumes entire mailbox is transferred when accessed
- Internet Mail Access Protocol, version 4 (IMAP4) has more features and functions
File servers are useful for sharing files through a network. With a file server, the client passes requests for file records over network to file server
The Received Message If we didn't mention another class of header lines that are inserted by the SMTP receiving server. The receiving server upon receiving a message wit
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
Which layer is responsible for coordinating communication between systems Ans) The Session layer performs the following: Responsible for establishing and maintaining connections
The Internet Layer The internet layer is responsible for routing the data packets to the appropriate destination. Internet protocol (IP) is responsible for ensuring dat
State the Security concerns The history of security concerns is not new. They have been of great worry to man and for many centuries man has been endeavouring to devise new tec
Q. What is Transmission Control Protocol? Transmission Control Protocol TCP Services - Stream delivery service Permits the sending process to deliver data as a stream
Q. Example on TCP numbering? Envision a TCP connection is transferring a file of 6000 bytes. The first byte is numbered 10010. What are the sequence numbers for every seg
Describe about the term- network If network tends to lose the packets, it is better to acknowledge each one of them separately, so the lost packets could be retransmitted. On t
ARP is used to search a devices MAC address given an IP address.
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