Computer Hacking Forensic Investigator (CHFI) Practice Exam 2025 - Free CHFI Practice Questions and Comprehensive Study Guide

When dealing with bad sectors on a disk, the primary concern is that these sectors have become unusable and cannot reliably hold or retrieve data. A bad sector is a portion of the disk that is physically damaged or corrupted, resulting in the inability to read from or write to that specific sector.

In a state where a sector is deemed bad, any attempt to perform read or write operations will likely fail, leading to data loss or file corruption. The only proper course of action is to mark the sector as unusable and prevent any operations from being conducted on it. Therefore, no operations can be reliably performed on a bad sector, reinforcing the conclusion that no operations are permissible in this scenario.

Repair operations might be attempted in some contexts, like remapping the bad sector to a spare sector, but this actually doesn't perform a direct operation on the bad sector itself; instead, it addresses the logical structure of the disk rather than fixing the bad sector. Understanding this distinction is crucial when considering disk management and data integrity.