119) Which of the following TCP/IP protocol is used for file transfer with minimal capability and minimal overhead

120) How many class A, B and C networks Ids can exist?

121) How many bits internet address is assigned to each host on a TCP/IP internet which is used in all communication with the host

122) How many characters per sec (7 bits + 1 parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 start and 1 stop bit) ?

123) A terminal multiplexer has six 1200 bps terminals and 'n' 300 bps terminals connected to it. If outgoing line is 9600 bps, then maximum value of n is