University lecture hall, professor standing at podium, whiteboard behind, complex circuit diagrams, CPU architecture, pipelining, microarchitecture, instruction set, registers, ALU, bus, cache memory, motherboard, wires, electronic components, bright fluorescent lighting, many students seated, taking notes, laptops open, some with glasses, neat hairstyles, casual clothing, backpacks under seats, wooden desks, chairs, academic atmosphere, slight blur effect, warm color tone, 3/4 composition, soft focus.