Computer Networking
What is the name given to the exchange of control signals which is necessary for establishing a connection between a modem and a computer at one end of a line and another modem and computer at the other end?
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.
EXAMIANS