Question 1

How do binary, decimal, and hex relate?

Accepted Answer

All represent same numbers differently. Hex groups 4 binary digits. 1111 binary = 15 decimal = F hex.

Question 2

Why do programmers use hexadecimal?

Accepted Answer

Compact representation of binary. 8 bits = 2 hex digits. Easier to read memory addresses and colors.

Question 3

Why do computers use binary?

Accepted Answer

Electronic circuits have two states: on/off, high/low voltage. Binary (0 and 1) maps directly to these states, making digital logic simpler and more reliable.

Question 4

Why is hexadecimal used in programming?

Accepted Answer

Hex is compact: each digit represents 4 binary bits. A byte (8 bits) is exactly 2 hex digits (00-FF), making memory addresses and color codes readable.

Binary Decimal Hexadecimal Converter

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