Digital design textbook, open book, lying on wooden desk, chapter 5 solutions highlighted, colorful diagrams, circuits, wires, microprocessors, CPU, memory units, ALU, registers, binary codes, digital signals, computer architecture background, minimalistic room, bright LED lamp, ergonomic chair, modern office, morning sunlight, subtle shadows, high-contrast colors, sharp lines, futuristic ambiance, 3/4 composition, softbox lighting, shallow depth of field.