GATE CS Computer Networks questions

Which of the following functionality must be implemented by a transport protocol over and above the network protocol?

Which of the following assertions is FALSE about the Internet Protocol (IP)?

In serial data transmission, every byte of data is padded with a $'0'$ in the beginning and one or two $'1'$s at the end of byte because:

In serial communication employing $8$ data bits, a parity bit and $2$ stop bits, the minimum band rate required to sustain a transfer rate of $300$ characters per second is

Purpose of a start bit in $\text{RS-232}$ serial communication protocol is:

What is the distance of the following code $000000$, $010101$, $000111$, $011001$, $111111$?

Assume that each character code consists of $8$ bits. The number of characters that can be transmitted per second through an asynchronous serial line at $2400$ baud rate, and with two stop bits is

Start and stop bits do not contain any "information" but are used in serial communication for

Start and stop bits do not contain any 'information' but are used in serial communication

Consider a $3$-bit error detection and $1$-bit error correction hamming code for $4$-bit data. The extra parity bits required would be _____ and the $3$-bit error detection is possible because the code has a minimum distance of _______.