... in the telephone line and circuitry, each letter can be checked by the useof a further bit (the parity bit), which adds up all the bits in the main character and then, depending on whether the ... start bit; then follows 7 bits of the actualletter code (1001011); then the parity bit; then the final 1 is the stop code.This system, asynchronous start-stop ASCII (the common name for the alphabetic ... each other by ‚,‘. The whole string is enclosed in parentheses:().Examples:(FRED.XYZ R)(US=FRED,PW=XYZ,R)(R,PW=XYZ,US=FRED)All the above have exactly the same meaning. The first form is the most...