ASCII is a 7-bit format because most computers and peripheral devices transmit data in bytes and because parity checking was used widely in the 1960s to 1980s for detecting transmission errors.

Question

Quizplus · Accepted Answer

ASCII is a 7-bit format, with 128 possible characters, because it was originally designed to be transmitted in bytes of 7 bits. Parity checking, which adds an extra bit to each byte to detect transmission errors, was commonly used with ASCII during the early decades of computing.

ASCII Is a 7-Bit Format Because Most Computers and Peripheral