Embedded Prep

Author: Raj Kumar

  • Master QNX Boot Process Interview Question Explained (2026)

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    Raj Kumar
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    Learn the complete QNX Boot Process: IPL, Startup Code, IFS, SLM & Boot Manager explained step-by-step for embedded system interviews. Understanding the QNX boot process is a must if you’re preparing for embedded or automotive interviews. In this video, we break down the complete QNX boot flow step by step from power-on to application launch…

  • Master QNX OS Interview Questions and Answer 2026

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    Raj Kumar
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    QNX OS interview questions and answers for 2026, explained in simple language. Covers microkernel architecture, IPC, scheduling, resource managers, and real-time concepts for embedded and automotive engineers. This collection of QNX OS interview questions and answers is designed for engineers who want to truly understand QNX, not just memorize definitions. The questions are written in…

  • Master Arduino Interview Questions (Beginner to Experienced) : 2026

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    Raj Kumar
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    Top Arduino interview questions for beginners to experienced engineers. Covers concepts, debugging, projects, and real-world applications. Arduino is one of the most widely used embedded platforms for learning, prototyping, and even production-grade solutions. Because of its simplicity and flexibility, Arduino-based questions are commonly asked in embedded software interviews, electronics interviews, and IoT roles. This article…

  • QNX OS Interview Questions 2026 : Complete Guide from Beginner to Advanced

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    Raj Kumar
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    Complete QNX OS interview guide with beginner to advanced questions on RTOS, IPC, scheduling, drivers, debugging, and automotive systems. QNX is widely used in safety-critical and real-time embedded systems such as automotive infotainment, ADAS, medical devices, and industrial automation. Preparing for a QNX interview requires much more than memorizing basic RTOS concepts it demands a…

  • Master MCU Peripheral Interview Questions 2026 : Beginner to Advanced

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    Raj Kumar
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    Prepare for MCU interviews with our complete 2026 guide on MCU Peripheral Interview Questions. Covering GPIO, ADC, DAC, Timers, UART, SPI, I2C, PWM, CAN, RTC, Watchdog, DMA, and more for beginners and experts. If you are preparing for an embedded systems or MCU interview, understanding peripherals is critical. MCU peripherals form the bridge between a…

  • Master PCI Drivers in Linux (2026)

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    Raj Kumar
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    Learn PCI Drivers in Linux , including PCIe architecture, BARs, device probing, interrupts, and kernel driver development. If you’re curious about how Linux talks to hardware on the PCI bus, you’re in the right place. Today we’re going to unpack PCI drivers in Linux, explain how they work, and give you hands‑on insights into writing,…

  • Master USB Drivers in Linux (2026)

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    Raj Kumar
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    USB Drivers in Linux explained for beginners earn USB architecture, driver registration, device detection, and real-world examples. If you’ve ever plugged a USB device into your Linux system and wondered how it magically works, you’ve experienced the power of USB drivers in Linux. From keyboards and mice to storage devices and cameras, Linux relies on…

  • Master Input Drivers in Linux (2026)

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    Raj Kumar
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    Learn Input Drivers in Linux with a beginner-friendly guide covering input subsystem, event handling, keymaps, and real-world examples. If you’re new to Linux kernel internals, but curious to understand input drivers in Linux, you’re in the right place. In this friendly, in‑depth article, we’ll walk through what input drivers are, why they matter, how they…

  • Master Drivers in Linux | Ultimate Guide to I2C, SPI, and GPIO (2026)

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    Raj Kumar
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    Learn Drivers in Linux with a beginner-friendly guide covering device driver types, kernel interaction, hardware access, and real-world examples. If you’ve ever wondered how Linux communicates with the hardware inside your computer or embedded system, the answer lies in drivers in Linux. Drivers are the bridge between the operating system and the hardware, allowing your…

  • Master Interrupt Handling in Linux (2026)

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    Raj Kumar
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    Master Interrupt Handling in Linux (2026) with a clear, beginner-friendly guide covering IRQ flow, ISR, softirqs, tasklets, and real-world examples. If you’re new to embedded systems, Linux device drivers, or real‑time programming, the term Interrupt handling probably sounds important and it is. But what is it really? And why do engineers talk about Linux interrupt…