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What is meant by slack space?The unused space in a file allocation block or memory page that may hold residual data.
What is the space on a drive called when a file is deleted?Instead, the space occupied by the deleted file becomes “unallocated” and available for saving other data. Slack space is another source of unallocated space on a hard drive. Slack space is created when only a portion of space allocated to save information (called a cluster) is used.
What is the smallest addressable unit on a hard disk that is used to store files?The smallest addressable unit on a disk storage is a block. The size of a block is usually 512 bytes. The storage area for a block at the disk platter is called a sector.
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