Raspberry Pi 3 – 100+ Exam Questions & Verified Answers – SoC, GPIO, Boot Sequence, Cross Compilation – Computer Engineering 2025/2026

This document contains over 100 carefully verified exam questions and correct answers for the Raspberry Pi 3 course, applicable to the 2025/2026 academic year. It is tailored for students and professionals learning low-level embedded systems programming, bare-metal development, and system-on-chip (SoC) architecture using the Raspberry Pi platform. Topics covered include: Raspberry Pi model comparisons (Pi 1, Pi 2, Pi 3, Pi 3+) and SoC details (BCM2835, BCM2836, BCM2837, BCM2837B0) ARM architecture fundamentals, including ARMv6, ARMv7, and ARMv8-A (Cortex-A53 cores) GPU, cache memory, MMU, and other integrated SoC components General Purpose I/O (GPIO) and memory-mapped I/O principles Boot sequence stages from power-on to kernel loading: , , , Cross-compilation toolchain setup, including use of Linaro, QEMU, Makefile automation, and UART communication Bare-metal programming practices, including use of start.s, uart.c, register manipulation, and system debugging tools Practical connections and communication protocols, such as UART wiring, terminal emulation with Minicom, and file system formatting for SD cards This exam resource provides an in-depth review of both theoretical and practical skills required in embedded systems, computer architecture, and operating systems courses. Recommended for: Computer Engineering and Electrical Engineering students Learners in embedded systems and bare-metal programming courses Developers working on low-level ARM architecture or Raspberry Pi projects Anyone preparing for practical lab exams or interviews involving hardware-software integration Keywords: Raspberry Pi 3, ARM Cortex-A53, bare metal programming, GPIO, boot sequence, , BCM2837 SoC, cross compilation, Linaro toolchain, memory-mapped I/O, , , QEMU emulator, UART communication, Linux Fedora, Minicom, AArch64