Computer Aptitude - Computer Fundamentals
Which number system uses digits 0–9 and letters A–F?
Which number system uses digits 0–9 and letters A–F?
hard Q8 of 15
Step-by-Step Solution
Step 1: Observe digit set
The system includes letters along with numbers.Step 2: Recall system definition
Hexadecimal uses digits 0–9 and A–F.Final Answer:
Hexadecimal → Option DQuick Check:
Base 16 system → hex confirmed ✅
Quick Trick: 0–9 + A–F = Hexadecimal.
Common Mistakes:
MISTAKES- Thinking letters belong to binary coding.
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