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Full Adder Logic Quiz

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Questions and Answers

What is the purpose of a Full Adder in digital circuits?

To generate random bits
To perform multiplication operations
To add three inputs and produce two outputs (correct)
To divide input bits into smaller segments

Which logical expression represents the output SUM of a Full Adder?

(A OR B) AND C-IN
(A XOR B) OR C-IN (correct)
A XOR B
A AND B

What does the C-OUT output of a Full Adder represent?

It is the carry-in bit
It is the sum of the inputs A and B
It is the majority 1's detector (correct)
It is the exclusive OR of A and B

How many operands does a 1-bit full adder add?

Three operands (D) Signup and view all the answers

What is the primary reason for using a Full Adder instead of a 1-bit half-adder?

To handle a carry-in bit during addition (D) Signup and view all the answers

Which equation correctly represents the output C-OUT of a Full Adder?

(A AND B) OR C-IN (C) Signup and view all the answers

What is the primary purpose of a Full Adder in digital logic?

Add two bits together and handle carry operations (D) Signup and view all the answers

How many NOR gates are required to implement a Full Adder using NOR gates?

9 (C) Signup and view all the answers

What is a disadvantage of a Full Adder in digital logic according to the text?

Higher complexity and more parts needed (C) Signup and view all the answers

In what applications are Full Adders commonly used in digital logic?

Data encryption and decryption (B) Signup and view all the answers

What is the advantage of a Full Adder over a Half Adder in digital logic?

'Carry input' for adding multi-bit numbers (B) Signup and view all the answers

How are multiple Full Adders connected to add multi-bit binary numbers?

In chains to add multiple bits separately (C) Signup and view all the answers

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