Binary Codes Classification
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Questions and Answers

What is the fundamental principle that weighted codes obey?

Position weighting principle

What is the weight associated with each bit in a binary code?

8, 4, 2, 1

What is the main difference between weighted and non-weighted codes?

Assignment of weight to each digit position

What is the advantage of BCD code over the existing binary system?

<p>It is faster and more efficient</p> Signup and view all the answers

How many bits are typically used to represent each digit in a BCD code?

<p>4 bits</p> Signup and view all the answers

What is an example of a non-weighted code?

<p>Gray code</p> Signup and view all the answers

What is a common characteristic of non-weighted codes?

<p>They do not have specific weights allocated to the bit position.</p> Signup and view all the answers

How is an Excess-3 code obtained for a decimal number?

<p>By adding 3 to each decimal digit and then writing the 4-bit binary number for each digit.</p> Signup and view all the answers

What unique feature does the Gray code have?

<p>Only one bit changes at a time when the decimal number is incremented.</p> Signup and view all the answers

What is the significance of the term 'unit distance code' in the context of Gray code?

<p>It means that only one bit changes at a time when the decimal number is incremented.</p> Signup and view all the answers

What is the common name for the Excess-3 code?

<p>XS-3 code</p> Signup and view all the answers

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