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# Binary Codes in Digital Systems

Learn about the significance of binary codes in digital systems and how they represent and manipulate discrete elements of information. Understand the role of binary codes in digital computers.

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### Which of the following is NOT a characteristic of the Binary-Coded Decimal (BCD) code?

The bit combination 0110 represents the decimal digit 2

4 bits

### What is the main reason that some bit combinations are left unassigned when coding a group of elements using a binary code?

<p>When the number of elements is not a multiple of the power of 2</p> Signup and view all the answers

### What is the property of the 8, 4, -2, -1 code mentioned in the text?

<p>It assigns negative weights to the bits</p> Signup and view all the answers

### What is the key difference between the BCD code and the 2421 code mentioned in the text?

<p>The BCD code is a straight binary assignment, while the 2421 code is a weighted code</p> Signup and view all the answers

### What is the maximum number of distinct bit combinations that can be formed using 4 bits?

<p>16</p> Signup and view all the answers

### Which of the following is NOT mentioned in the text as a possible weighted code for decimal digits?

<p>5043210</p> Signup and view all the answers

### What is the key advantage of using a weighted code like the 8, 4, -2, -1 code over the BCD code?

<p>It allows for more flexible assignment of the bit combinations</p> Signup and view all the answers

### What is the main reason that the 10 decimal digits 0-9 require a minimum of 4 bits in a binary code?

<p>Because 3 bits can only represent a maximum of 8 elements</p> Signup and view all the answers

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