[Solved] Identify the error in this binary number: 11012 — Ans: Contains digit '2' which is invalid in binary | Intro to Computing

Intro to Computing - How Data is Represented

Identify the error in this binary number: 11012

ABinary numbers cannot start with 1

BToo many digits for a binary number

CContains digit '2' which is invalid in binary

DMissing leading zeros

Step-by-Step Solution

Solution:

Step 1: Check each digit for binary validity
Binary digits must be only 0 or 1. The digit '2' is not allowed.
Step 2: Confirm the invalid digit
The presence of '2' makes the number invalid as a binary number.
Final Answer:
Contains digit '2' which is invalid in binary -> Option C
Quick Check:
Binary digits = 0 or 1 only [OK]

Quick Trick: Binary digits never include 2 or higher [OK]

Common Mistakes:

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Identify the error in this binary number: 11012