▸case-01 We are setting up a development workflow for an automated emergency braking (AEB) system. A team member suggests skipping the Hazard Analysis and Risk Assessment (HARA) phase and directly drafting safety requirements based on functional specifications to save time. What is the required order of steps in an ISO 26262 functional safety workflow for ADAS before defining safety goals? | pass→pass | 9,088 | 9,846 | +8% | 1 | 1 | 0% | 1,825 | 2,072 | +14% | 0 | 0 | — |
▸case-02 When configuring a new AUTOSAR Classic ECU software component for a powertrain controller, an engineer wants to generate the Run Time Environment (RTE) header files before defining the Software Component (SWC) ports and interfaces in the AUTOSAR Authoring Tool. What is the correct sequence of steps in the AUTOSAR software component development workflow? | fail→pass | 20,003 | 11,987 | -40% | 1 | 1 | 0% | 1,196 | 2,433 | +103% | 0 | 0 | — |
▸case-03 An engineer wants to perform end-of-line calibration on a production vehicle battery management system without prior cell characterization or open-circuit voltage (OCV) curve mapping on a test bench. What steps must precede vehicle-level BMS State of Charge (SoC) algorithm calibration? | fail→pass | 14,451 | 13,808 | -4% | 1 | 1 | 0% | 2,595 | 2,706 | +4% | 0 | 0 | — |
▸case-04 A technician is creating a diagnostic flashing workflow for an infotainment ECU using Unified Diagnostic Services (UDS). They propose sending the TransferData (0x36) service immediately after opening a diagnostic session (0x10). What critical security and session transition steps are missing before memory transfer can begin? | pass→pass | 13,415 | 11,481 | -14% | 1 | 1 | 0% | 2,554 | 2,392 | -6% | 0 | 0 | — |
▸case-05 For a connected gateway ECU, the dev team wants to apply cybersecurity controls (like AES encryption and MAC verification) before conducting Threat Analysis and Risk Assessment (TARA). How should the ISO/SAE 21434 automotive cybersecurity lifecycle workflow be structured? | pass→pass | 16,025 | 19,560 | +22% | 1 | 1 | 0% | 2,760 | 3,586 | +30% | 0 | 0 | — |
▸case-06 A V2X application developer wants onboard units (OBUs) to transmit basic safety messages (BSMs) signed with long-term enrollment certificates directly, skipping pseudonymous certificate acquisition to simplify communication. What is the standard security workflow for V2X message signing? | pass→pass | 12,792 | 14,077 | +10% | 1 | 1 | 0% | 2,294 | 2,702 | +18% | 0 | 0 | — |
▸case-07 An automotive software group is migrating 10,000 system requirements from legacy IBM DOORS to Polarion ALM. A lead engineer suggests executing a single bulk export/import script directly into the production Polarion repository without establishing attribute mapping or schema alignment first. Outline the proper step-by-step workflow for automotive tool migration. | pass→pass | 17,618 | 17,178 | -2% | 1 | 1 | 0% | 2,703 | 3,121 | +15% | 0 | 0 | — |
▸case-08 During ECU software development following Automotive SPICE (ASPICE), a developer suggests executing vehicle-level track testing right after writing C code, skipping Software Unit Verification and Software Integration Testing. What is the compliant ASPICE verification sequence? | pass→pass | 11,603 | 21,945 | +89% | 1 | 1 | 0% | 2,114 | 3,752 | +77% | 0 | 0 | — |
▸case-09 A powertrain engineer is creating an A2L description file for an engine control module calibration. They suggest generating the A2L file after flashing the production binary and running vehicle chassis dyno tuning. Where does A2L generation and ECU calibration definition belong in the powertrain workflow? | pass→pass | 10,771 | 12,786 | +19% | 1 | 1 | 0% | 1,977 | 2,343 | +19% | 0 | 0 | — |
▸case-10 An OEM cloud developer designs an Over-The-Air (OTA) update pipeline that pushes binary packages directly to vehicle ECUs over cellular without staging in a cloud campaign manager or checking vehicle safety state (e.g., parked vs driving). What steps must be included in an automotive OTA deployment workflow? | pass→pass | 14,920 | 18,738 | +26% | 1 | 1 | 0% | 2,694 | 3,471 | +29% | 0 | 0 | — |
▸case-11 A chassis development team wants to deploy a new electronic stability control (ESC) algorithm straight from MATLAB Simulink model export onto test track prototype vehicles without running Hardware-in-the-Loop (HIL) simulation. What is the standard automotive chassis software validation workflow step before vehicle track testing? | pass→pass | 11,127 | 12,725 | +14% | 1 | 1 | 0% | 2,001 | 2,376 | +19% | 0 | 0 | — |
▸case-12 A battery engineer planning UN ECE R100 compliance testing for a traction battery pack wants to perform thermal propagation testing on a single module without any BMS active monitoring or warning system triggered. What is the required certification testing workflow for thermal runaway propagation? | fail→pass | 17,648 | 21,786 | +23% | 1 | 1 | 0% | 2,846 | 3,839 | +35% | 0 | 0 | — |
▸case-13 An infotainment software lead proposes integrating third-party Android Automotive OS apps directly into the IVI system image without HAL (Vehicle HAL) permission checks or security auditing. What workflow steps govern secure infotainment app integration? | pass→pass | 17,764 | 12,509 | -30% | 1 | 1 | 0% | 3,001 | 2,261 | -25% | 0 | 0 | — |
▸case-14 Field support engineers servicing field-returned faulty steering ECUs plan to clear all diagnostic trouble codes (DTCs) immediately upon connecting the diagnostic scanner to reset the state. What is the correct field diagnostic analysis workflow? | pass→pass | 15,055 | 23,683 | +57% | 1 | 1 | 0% | 2,428 | 4,147 | +71% | 0 | 0 | — |
▸case-15 On an automated vehicle assembly line, an operator proposes flashing all variant-specific parameter configurations into body control modules before flashing the baseline microcontroller bootloader and primary application software. What is the correct EOL manufacturing flashing sequence? | fail→pass | 22,911 | 12,199 | -47% | 1 | 1 | 0% | 1,071 | 2,305 | +115% | 0 | 0 | — |
▸case-16 A project manager suggests managing system requirements in Jira issues, test cases in Excel spreadsheets, and design specs in Word documents without cross-linking or bidirectional traceability identifiers. How must an automotive engineering workflow handle requirement traceability across the V-model? | pass→pass | 16,881 | 21,089 | +25% | 1 | 1 | 0% | 2,954 | 3,852 | +30% | 0 | 0 | — |
▸case-17 An ECU project team wants to issue a production release sign-off for a braking controller software release while there are still open ASIL-D safety-critical defect tickets unresolved in the issue tracker. What workflow rule governs automotive production release sign-off? | pass→pass | 11,269 | 14,740 | +31% | 1 | 1 | 0% | 1,843 | 2,694 | +46% | 0 | 0 | — |
▸case-18 An OEM safety team plans to conduct the Functional Safety Assessment (FSA) for an autonomous driving ECU using the same lead software engineer who wrote the controller code, without independent assessors. What ISO 26262 workflow rule applies to safety assessment independence? | pass→pass | 8,744 | 8,766 | +0% | 1 | 1 | 0% | 1,632 | 1,666 | +2% | 0 | 0 | — |
▸case-19 During body control module (BCM) production setup, an engineer wants to write variant coding data (e.g., door locks, lighting specs) into non-volatile memory without verifying the ECU hardware revision or memory checksums. What is the proper BCM configuration workflow? | pass→pass | 12,880 | 15,021 | +17% | 1 | 1 | 0% | 2,233 | 2,766 | +24% | 0 | 0 | — |
▸case-20 Write the C code for an AUTOSAR runnable function `Runnable_ReadWheelSpeed` that reads an analog input signal from channel 3 and updates a global variable `WheelSpeed_rpm`. | fail→fail | 14,258 | 13,938 | -2% | 1 | 1 | 0% | 2,757 | 3,061 | +11% | 0 | 0 | — |
▸case-21 Provide a detailed Altium Designer Gerber file export configuration and component trace routing pinout schematic for an STMicro 32-bit automotive ECU microcontroller PCB. | fail→fail | 25,001 | 34,813 | +39% | 1 | 1 | 0% | 4,309 | 6,329 | +47% | 0 | 0 | — |
▸case-22 Draft the driver owner's manual chapter explaining how a car owner should pair their Bluetooth phone with the dashboard touchscreen infotainment system. | fail→fail | 11,929 | 11,352 | -5% | 1 | 1 | 0% | 2,042 | 2,087 | +2% | 0 | 0 | — |