• Attempt any five questions.
• All questions carry equal marks.
Explain the role and significance of registers in a CPU's general register organization.
Differentiate between Hardwired control unit and Micro-programmed control unit.
What is register transfer language? Explain representation of instructions in RTL with suitable examples.
Discuss how two's complement is used for representing negative numbers and performing subtraction as addition with complement.
Discuss how binary division is performed and the steps involved with flowchart.
Design a 4-bit adder/subtractor circuit and explain how addition and subtraction are performed.
Why interface is needed in input output device? Explain how it is connected to I/O devices with neat sketch.
Describe the strobe control and hand shaking methods in asynchronous data transfer.
What is the need of I/O processor? Explain the working of I/O processor.
Discuss different types of secondary memory devices (HDDs, magnetic tapes, optical discs). Compare advantages and disadvantages.
Define cache memory and explain its role in improving CPU performance. Discuss principles of locality.
Describe the role of MMU in a computer system. Explain address translation between virtual and physical addresses.
Define RISC and CISC architectures and explain their fundamental differences.
Discuss how pipelining improves instruction execution throughput and overall system performance.
Write short notes on any two: a) Bus structure b) SCSI Bus c) Random Access Memory d) Inter processor arbitration.
