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FC0-U61 · Question #565

Which of following numbering systems is base-10?

The correct answer is D. Decimal. The numbering system that is base-10 is Decimal, which uses ten distinct digits (0 through 9) and assigns place values based on powers of ten. This is the everyday number system commonly used by humans.

IT Concepts and Terminology

Question

Which of following numbering systems is base-10?

Options

  • AOctal
  • BBinary
  • CHexadecimal
  • DDecimal

How the community answered

(37 responses)
  • A
    3% (1)
  • B
    8% (3)
  • C
    3% (1)
  • D
    86% (32)

Why each option

The numbering system that is base-10 is Decimal, which uses ten distinct digits (0 through 9) and assigns place values based on powers of ten. This is the everyday number system commonly used by humans.

AOctal

Octal is a base-8 numbering system, using digits 0-7.

BBinary

Binary is a base-2 numbering system, using only two digits (0 and 1).

CHexadecimal

Hexadecimal is a base-16 numbering system, using digits 0-9 and letters A-F.

DDecimalCorrect

The Decimal numbering system, also known as base-10, uses ten unique digits (0, 1, 2, 3, 4, 5, 6, 7, 8, 9) to represent numbers. Each position in a decimal number represents a power of ten, making it the most familiar and widely used number system in daily life.

Concept tested: Numbering system bases

Topics

#Number systems#Decimal system#Base-10

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