COA Unit 5 Notes AKTU (BCS302)

AKTU · BTECH · Semester 3 · Computer Organization and Architecture · Unit 5 · Notes

AKTU Computer Organization and Architecture (BCS302) Unit 5 notes for B.Tech Semester 3 – Input / Output Organization. Topics: I/O Interface & Ports…

Open the interactive reader to study this resource on AcademicArk.

Unit 5: Input / Output Organization – AKTU syllabus topics

  • I/O Interface & Ports
  • Interrupts & Exceptions
  • Modes of Data Transfer: Direct Memory Access (DMA)
  • I/O Channels & Processors
  • Serial Communication & Interfaces

Most asked AKTU PYQ questions from Unit 5

  1. Q7b. Explain the working of Direct Memory Access. Describe the DMA controller and its advantages over other I/O methods. (7 marks, 2025-26)
  2. Q7a. With a neat schematic diagram, explain about DMA controller and its mode of data transfer. (10 marks, 2022-23)
  3. Q2e. What is DMA? Describe how DMA is used to transfer data from peripherals. (10 marks, 2019-20)
  4. Q7b. Explain the Direct Memory Access (DMA) techniques for data transfer? (7 marks, 2024-25)
  5. Q7b. Explain the various modes of data transfer and discuss direct memory access mode in detail. Also explain how DMA is superior to other modes. (7 marks, 2023-24)
  6. Q6b. What are the different methods of asynchronous data transfer? Explain in detail. (10 marks, 2021-22)
  7. Q2e. Draw and explain the block diagram of typical DMA controller. (10 marks, 2020-21)
  8. Q7a. What do you mean by asynchronous data transfer? Explain strobe control and hand shaking mechanism. (10 marks, 2020-21)
  9. Q7a. Explain the concept of interrupts. Describe interrupt hardware and explain different types of interrupts. (7 marks, 2025-26)
  10. Q7a. What do you mean by asynchronous data transfer? Explain strobe control and handshaking mechanism. (7 marks, 2023-24)

AKTU paper codes: BCS302, KCS302, BCS302H, KCS302H

Other Computer Organization and Architecture units

Computer Organization and Architecture previous year papers

More Computer Organization and Architecture resources

More versions of this resource

Browse all notes · Semester 3 notes