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What is the primary difference between a Microcontroller (MCU) and a Microprocessor (MPU)?
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Fully solved course assignments and university mock exam papers with step-by-step answers.
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The Problem
Studying in Ghana shouldn't feel like a scavenger hunt.
Every student deserves the tools to succeed — not just the ones with the right connections.
Notes & past papers scattered everywhere
PDFs, WhatsApp groups, screenshots, and handwritten pages — every semester students start from zero searching for study materials.
Past questions without solutions
You find past exam papers online or from course reps, but there are no verified marking schemes or step-by-step worked answers.
No platform for student freelancing
Students possess valuable coding, design, and writing skills, but have no campus marketplace to bid on gigs or earn income.
Keeping education open & free
Maintaining high-quality curated study repositories requires server resources. We keep everything free for students.
How It Works
Set up once. Study all semester.
Four steps to go from scattered to sorted — in under two minutes.
Select your university & course
Navigate to your department and pick your semester course (e.g. Embedded Systems EIT 322).
Explore solved assignments
Study complete step-by-step solutions with circuit diagrams, mathematical formulas, and clear explanations.
Practice formal mock exams
Test yourself against university-standard mock examination papers and review official model marking rubrics.
ProLancer & Peer Gigs (Upcoming)
Monetize your technical skills, bid on campus project gigs, or hire talented student freelancers.
Past Questions, Assignments & Worked Solutions.
University Courses
Embedded Systems
GCTU • Level 300 (2nd Sem)
Open Solved Papers & AssignmentsOperating Systems & Concurrency
KNUST / GCTU • Level 300
Solutions in preparationComputer Networks & Distributed Systems
UG / GCTU • Level 300
Solutions in preparationData Structures & Algorithms
KNUST / UCC • Level 200
Solutions in preparationMicroeconomics for Business & IT
UG / GIMPA • Level 200
Solutions in preparationFluid Mechanics & Control Systems
KNUST / UCC • Level 300
Solutions in preparationEmbedded Systems (EIT 322 / CS 324)
Ghana Communication Technology University (GCTU) • Level 300
Apex Solutions Smart Attendance & Server Room Access Controller
- Proposed Solution: Dual-factor RFID (13.56MHz) + Optical Biometric Fingerprint Scanner with battery-backed RTC timestamps.
- Door Actuation: Optocoupler-isolated relay switches 12V DC power to a heavy-duty solenoid lock for authorized admins.
- Itemized BOM: ESP32 Dual-Core, RC522, R307, DS3231 RTC, 16x2 I2C LCD, 18650 UPS.
- Executive Acceptance: 100% elimination of proxy attendance, low cost (< $60), and 24/7 reliability.
Includes 44+ solved questions, all 4 assignments, and 3 university mock exams.
View All 44 Questions & AnswersMonetize Your Skills.
Hire Campus Talent.
ProLancer connects talented university students with paid freelance gigs, final-year project assistance, software development, graphic design, and tutoring opportunities across African universities.
Software & Web Development
Frontend React/Next.js, Flutter mobile apps, backend APIs, and embedded firmware.
UI/UX & Graphic Design
Figma UI mockups, flyer designs, presentation decks, and brand identity.
Academic Tutoring & Peer Review
1-on-1 tutoring in Calculus, Programming, Circuit Theory, and Economics.
Technical Writing & Data Analysis
LaTeX report formatting, Python data science, SPSS analysis, and technical documentation.
100% Secure Mobile Money Escrow
Funds are locked safely until the student delivers the work and you approve it.
Keep high-quality study materials free for every student.
1st Class Assured is 100% free for all students. We are finalizing our automated Ghana Mobile Money (MTN, Telecel, AT) and Card payment integration so alumni and supporters can chip in to cover server bandwidth and course curation costs.
Community Mission
100% Non-Profit FocusEvery contribution helps expand past paper solutions across departments.
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Study materials & mock exams
3,200+
Students supported across Ghana
GCTU Ready
Level 300 Embedded Systems live
Student Stories
Real students. Real results.
The Embedded Systems mock exams and assignments compilation saved our class. Every single question has a clear, step-by-step model answer!
Derrick K.
Computer Science · GCTU · Level 300
"Having full questions and model answers paired together makes revising 10x faster before finals."
Abena K.
KNUST · Computer Science · Year 3
"The case studies on vaccine cold-chain and refinery gas detection gave me a first-class understanding of real-time embedded design."
Kwame A.
GCTU · Information Technology · Level 300
Master Embedded Systems with 1st Class Assured.
Access 4 complete assignments and 3 university-standard mock exams with full marking schemes and step-by-step model answers.