Bit Manipulation refers to the art of dealing directly with the smallest unit of data in computing, the bit, through operators in a programming language. This knowledge becomes the toolkit for developing highly efficient, lower level algorithms for various computing tasks. Bit Manipulation is often introduced in technical interviews to assess a candidate’s ability to think at the lowest level of abstraction and optimize solutions based on the binary nature and direct access properties of bits. This topic serves as an indicator of the candidate’s deeper understanding of data storage and algorithms, going beyond high-level languages and into the realm of computer architecture and binary arithmetic.