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InsemApr 20262019 patternSE Comp

Microprocessor SPPU Insem Question Paper Apr 2026

All 4 questions from this SPPU insem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated Microprocessor questions
Subject code
210254
Pattern
2019 pattern
Exam
Insem
Session
Apr 2026
Max. marks
30
Time
1 Hour
Semester
IV
Paper code
APR-26/SE/Insem-263

Printed for: S.E. (Computer Engineering) (Insem)

Instructions to the candidates

  1. Answer Q.1 or Q.2 and Q.3 or Q.4.
  2. Figures to the right indicate full marks.
  3. Neat diagrams must be drawn wherever necessary.
  4. Assume suitable additional data, if necessary.

Questions

  1. Q1

    1. a)

      Explain features of 80386 processor which made it an advanced processor.

      [5]
    2. b)

      Explain any five String and Character Transfer Instructions.

      [5]
    3. c)

      Explain following addressing modes in 80386 processor with example. i) Direct addressing mode ii) Based-index addressing mode iii) Based-scaled-index addressing mode

      Also asked:Apr 2023

      [5]

  2. Q2

    1. a)

      Explain architecture of 80386 microprocessor with block diagram.

      Also asked:Apr 2023

      [5]
    2. b)

      Explain following instructions. i) MUL ii) DIV iii) CMP iv) ADC v) INC

      [5]
    3. c)

      Explain following addressing modes in 80386 processor with example. i) Immediate addressing mode ii) Register addressing mode iii) Register Indirect addressing mode 2 APR-26/SE/Insem-263

      Also asked:Apr 2023

      [5]

  3. Q3

    1. a)

      Explain following signals. i) HOLD ii) HLDA iii) NMI iv) PEREQ v) RESET

      [5]
    2. b)

      Draw and explain write cycle with non pipelined address timing.

      Also asked:Apr 2023

      [5]
    3. c)

      Draw and explain debug registers of 80386 processor.

      Also asked:Apr 2023

      [5]

  4. Q4

    1. a)

      Explain Processor State after Reset.

      Also asked:Apr 2023

      [5]
    2. b)

      Draw and explain read cycle with non pipelined address timing.

      Also asked:Apr 2023

      [5]
    3. c)

      Explain Machine Status Word with diagram. eeee

      [5]