TCP/IP
Question 1 |
Which of the following TCP/IP protocols is used for file transfer with minimal capability and minimal overhead?
RARP | |
FTP | |
TFTP | |
TELNET
|
Question 1 Explanation:
Among the given options FTP and TFTP is used to transfer files. Trivial File Transfer Protocol (TFTP) is an Internet software utility for transferring files that is simpler to use than the File Transfer Protocol (FTP) but less capable. It is used where user authentication and directory visibility are not required.
Question 2 |
Which of the following control fields in the TCP header is used to specify whether the sender has no more data to transmit?
FIN | |
RST | |
SYN | |
PSH |
Question 2 Explanation:
FIN: FIN flag in the TCP header is used to indicate the connection
termination request. It means when a host has no more data to send then it sends the FIN request to its destination to terminate the connection.
RST: RST flag is used to reset the connection.
SYN: SYN flag is used to synchronise/establish a connection.
PSH: PGH flag is used to transmit data immediately without waiting for the buffer to become full.
RST: RST flag is used to reset the connection.
SYN: SYN flag is used to synchronise/establish a connection.
PSH: PGH flag is used to transmit data immediately without waiting for the buffer to become full.