MU Question Banks for EXTC Semester 4 - LIC, MC and PCE Summer exams 2025
Don't study everything — study what always comes. MU isn't testing brilliance, just pattern memory. Revise smart, draw neat, and walk in with confidence louder than your prep. IMP…
These questions have been filtered by reviewing recurring question patterns across recent university examinations. Focus on understanding the fundamental definitions, block diagrams, and mathematical formulations before diving into optional modules.
Always draw clean labelled diagrams to secure 40% of standard question weightage.
Write answers in structured bullet points rather than dense paragraphs for fast evaluation.
Explicitly write given data, formula, and units to maximize partial credit in numericals.
Don't study everything — study what always comes. MU isn't testing brilliance, just pattern memory. Revise smart, draw neat, and walk in with confidence louder than your prep.
IMPs for LIC
- List the ideal characteristics of an Operational amplifier and give the practical values of Op-Amp IC 741.
- Draw the block diagram of Voltage Controlled Oscillator and explain its working.
- What are the limitations of an ideal differentiator using an op-amp? Draw the circuit diagram of a practical differentiator and explain how it overcomes the limitations.
- With the help of a neat diagram explain the working of R C phase shift oscillator using an op amp. Derive the expression for its frequency of oscillation.
- Differentiate between Inverting and Non-Inverting Comparator
- With the help of a neat diagram and waveforms at appropriate points in the circuit explain the working of square and triangular waveform generators using op amps.
- With help of a neat circuit diagram, input and output waveforms, and voltage transfer characteristics explain the working of a non-inverting Schmitt trigger.
- Explain the functional block diagram of Timer IC 555.
- Design an astable multivibrator having an output frequency of 1 kHz with a duty cycle of 50% using IC 555. Assume C = 0.01µF.
- With the help of a functional block diagram explain the working of a Three terminal fixed voltage regulator
IMPS FOR MC
- Compare Harvard and Von Neumann architecture.
- Explain the concepts of program counter, stack and stack pointer.
- Differentiate between RISC & CISC Architecture
- What is the need of Cache memory? Explain in brief Cache organization
- Explain cache memory.
- Differentiate between: i) Static and Dynamic RAM. ii) Paging and segmentation.
- Explain Interrupt Structure of 8051 microcontroller in detail. What is the role of IE, IP TCON, SCON registers in the interrupt process.
- Compare microprocessor and microcontroller
- Explain serial communication in 8051 with the help of SCON register.
- Explain in detail with diagram ports of microcontroller 8051.
Here's a list of IMP topics for MC:
- Addressing modes
- Instruction set
- Need of Assembler & Cross Assemble, Assembler Directives
- Arithmetic, logical, delay subroutine, input, output, timer, counters, port, serial communication, and interrupts
- Interfacing with LEDs, Relay and Keys
IMPS FOR PCE
- Define: a) Signal to Noise Ratio, b) Selectivity, c) Sensitivity
- How does the electromagnetic spectrum influence communication engineering principles?
- What are the different types of communication channels in communication engineering and their characteristics?
- What is low level and high level modulation?
- Why is VSB amplitude modulation used in television broadcasting?
- Explain the working of ISB receiver
- How is the FET reactance modulator capable of generating FM signals? Use a neat circuit diagram to explain the same.
- Explain indirect method of FM generation with the help of relevant phasor diagrams.
- Explain the necessity of de-emphasis and pre-emphasis.
- Compare AM and FM
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How to Score 9+ Pointer in Here's a list of IMP topics for MC:
University evaluators grade hundreds of papers per day. Following this systematic 4-step checklist ensures your answer sheet stands out:
Master High-Frequency Modules First
Analyze which 3 modules carry 60%+ of the total marks in Mumbai University (MU). Solve every previous year question from these modules.
Emphasize Visual Elements
Always allocate space for circuit diagrams, architecture flowcharts, state transition diagrams, or comparison tables. Evaluators award marks quickly for correct visual representations.
Write Clear Comparison Tables
For questions asking to “Differentiate between X and Y”, always construct a table with at least 5 to 6 distinct comparison parameters (e.g. Definition, Speed, Complexity, Applications).
Practice Timed Writing
Allocate 1.5 minutes per mark (e.g. maximum 15 minutes for a 10-mark question). This leaves at least 15 minutes at the end of the examination for final verification and underline key results.
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Frequently Asked Questions (FAQ)
Q: Are these important questions (IMPs) enough to prepare for Here's a list of IMP topics for MC: MU exams?
Yes, these high-priority IMP questions are curated by analyzing 5+ years of university question papers, marking patterns, and syllabus module weightage. Practicing these questions thoroughly gives you strong conceptual coverage of the highest scoring topics.
Q: How can I score maximum marks in Here's a list of IMP topics for MC: theory and numerical questions?
To maximize marks in university examinations: 1) Always begin with a neat, labelled diagram or flowchart where applicable. 2) Structure answers in concise bullet points with clear subheadings. 3) Write standard definitions, assumptions, and formulas. 4) For numerical problems, write given data, state formulas, show step-by-step substitution, and highlight the final answer with proper units.
Q: Where can I get complete solved notes, Bh.Papers, and syllabus question banks?
You can access complete chapter-wise notes, solved university past papers, and comprehensive study materials across all semesters and branches directly on the Brainheaters platform. Check out the Study Materials hub to get started.
Q: How are Brainheaters question banks and study materials curated?
Brainheaters materials are curated and reviewed by university subject matter experts, professors, and top-ranking alumni. Every guide is vetted to align with the latest revised university engineering syllabus.
Brainheaters Academic Verification & Quality Standards
This guide was researched and compiled by Ishita Raikar and reviewed by the Brainheaters Engineering Academic Board. All topics and questions are verified against the official university syllabus patterns for Mumbai University (MU). To report an update or suggest additional subject topics, reach out to our academic team at support@brainheaters.in.
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