Fiber optic cables transmit data by utilizing light pulses to represent binary information (0s and 1s). by Vikas Dayal • December 27, 2024 Fiber optic cables, or optical fiber, work by transmitting data through pulses of light that travel through glass. Fiber optic cables have become the backbone of modern telecommunications, facilitating the rapid and reliable transmission of data across vast distances. These cables rely on components like the core, cladding, strength member, coating, and outer jacket.