Lesson
Lesson-2.1.9- Describe how a check digit is used to detect errors in data entry and identify examples of when a check digit is used, including international standard book numbers (ISBN) and bar codes.
No content available for this lesson.
Lesson-2.1.8- Describe the processes involved in each of the following error detection methods for detecting errors in data after transmission: parity check (odd and even), checksum and echo check.PreviousLesson-2.1.10 -Describe how an automatic repeat query (ARQ) can be used to establish that data is received without error.Next