# Electronics - Number Systems and Codes

### Exercise :: Number Systems and Codes - General Questions

6.

The weight of the LSB as a binary number is:

 A. 1 B. 2 C. 3 D. 4

Answer: Option A

Explanation:

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7.

What is the difference between binary coding and binary coded decimal?

 A. Binary coding is pure binary. B. BCD is pure binary. C. Binary coding has a decimal format. D. BCD has no decimal format.

Answer: Option A

Explanation:

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8.

Convert the binary number 1001.0010 to decimal.

 A. 125 B. 12.5 C. 90.125 D. 9.125

Answer: Option D

Explanation:

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9.

Convert 110010012 (binary) to decimal.

 A. 201 B. 2001 C. 20 D. 210

Answer: Option A

Explanation:

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10.

What is the decimal value of the hexadecimal number 777?

 A. 191 B. 1911 C. 19 D. 19111

Answer: Option B

Explanation:

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