Question

Which of the following is not a binary number?
a)1111
b)101
c)11E
d)000​

Answer 1

Answer:

Option C is the correct answer Mark me as brainliest please please follow me please

Answer 2

11E is not a binary number

Binary number system

• A binary number system is one of the four forms of the number system. The binary number system generally noted as the base-2 number system is a method of defining numbers that uses just two numerals: zero (0) and one (1).
• Computers manipulate and store all of their data, including numbers, words, videos, pictures, and music, using the binary number system.