# COMPUTER ORGANISATION S4 KTU QUESTION PAPERS I

**PART A**
1. What are the functional units of a computer?

2. Draw the symbol and implementation diagram of a subtractor.

3. Draw the symbols of various shifters.

4. Calculate the delay of a 32 bit ripple carry adder.

5. Compare the delays of a ‘32 bit carry look ahead adder with 4 bit blocks’ and a ‘32 bit ripple carry adder’.

**PART B**

6. Write a note on Carry propagate adder.

7. Write a note on floating point number systems.

8. Explain with the help of an example – Binary multiplication.

9. Explain with the help of an example – Prefix addition.

10. Explain with the help of an example - Carry look ahead addititon.

11. Explain with the help of an example - ALU.

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