# Digital Electronics - Number Systems and Codes

### Exercise :: Number Systems and Codes - True or False

11.

Binary-coded-decimal numbers use only binary numbers between 0000 and 1001.

 A. True B. False

Answer: Option A

Explanation:

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12.

A good example of the use of a digital representation of an analog quantity is the audio recording of music.

 A. True B. False

Answer: Option B

Explanation:

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13.

Each position in a decimal multidigit number will have a weighting factor based on a power of only 10.

 A. True B. False

Answer: Option A

Explanation:

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14.

The BCD equivalent of 73 is 01001001.

 A. True B. False

Answer: Option B

Explanation:

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15.

Digital systems operate only on discrete digits that represent numbers, letters, or symbols.

 A. True B. False

Answer: Option A

Explanation:

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