Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)
17-Comp-A1, Electronics — National Exams, December 2018. Open-book, 3 hours; seven 20-mark questions, five to be marked (all seven answered below as a complete study resource). All diodes $V_D=0.7\text{V}$ unless stated otherwise.
Reference texts: Sedra & Smith, Microelectronic Circuits (diode limiters, MOSFET/BJT small-signal amplifiers, active loads and current mirrors, op-amp imperfections, CMOS logic, oscillators) — the single reference text covering every question on this paper.