Question

11) Identify the invalid octal number
805
Ο 715
123​

Answer 1

Answer:

805 is the invalid octal number

Answer 2

Answer:

Octal Number System is one the type of Number Representation techniques, in which there value of base is 8. That means there are only 8 symbols or possible digit values, there are 0, 1, 2, 3, 4, 5, 6, 7. It requires only 3 bits to represent value of any digit. Octal numbers are indicated by the addition of either an 0o prefix or an 8 suffix.