[Forensic] RAM slack, Sector slack

□ RAM slack == Sector slack

○ Summary : Wasted space of sector
○ Example : 1025Bytes Data = 2 Sectors(512Bytes Data + 512Bytes Data) + 1 Sector(1Byte Data + 511Bytes Waste space) → 511Byte is RAM slack
○ Feature : Wasted space is filled by value 0x00(=File end flag)