- A recently installed device driver is incompatible with the boot controller.
- BOOTMGR is corrupted.
- The MBR/GPT is corrupted.
- A service failed to start during the booting process.
Explanation: The message “invalid Boot Disk” could be a symptom of a missing or damaged MBR/GPT, a missing or damaged Boot Configuration Data file, a boot sector virus, a boot order not set correctly in BIOS, media without an operating system being in a drive, a hard drive not detected or damaged, or the absence of an installed operating system.
More Questions: Final Exam – Composite (Chapters 1-14)