Computer Networking
Parity bit is

a check bit appended to an array of binary digits to make the sum of all the binary digits.
a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and
the ratio of the number of data units in error to the total number of data units
None of these
an error-detecting code based on a summation operation performed on the bits to be checked.

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
UDP is:

Not a part of the TCP/IP suite
Connection orientated and reliable
None of these
Connection oriented and unreliable
Connectionless and unreliable

ANSWER DOWNLOAD EXAMIANS APP