Quantum computing is a revolutionary approach to computation that leverages the principles of quantum mechanics to process information in fundamentally different ways compared to classical computers.
Classical computers use bits as the basic unit of information, which can be either 0 or 1. Quantum computers, however, use quantum bits or qubits. Qubits can exist in a superposition of states, representing 0 and 1 simultaneously. This allows quantum computers to perform many calculations in parallel, leading to exponential speedup.
Quantum computers can also take advantage of a phenomenon called quantum entanglement, where the state of one qubit is dependent on the state of another, even if they are physically separated. This enables the creation of highly correlated states that classical computers cannot replicate efficiently. Entanglement allows quantum computers to perform certain types of computations much faster than classical computers.
Quantum computers can explore multiple solutions to a problem simultaneously through quantum parallelism. This enables them to solve certain types of problems exponentially faster than classical computers, which must explore solutions sequentially. Quantum algorithms can harness this parallelism to achieve significant speedups for tasks such as factoring large numbers, optimizing complex systems, and simulating quantum systems.
Quantum computers utilize interference effects to enhance or suppress certain computational pathways. By manipulating the phase relationships between different quantum states, quantum algorithms can amplify the likelihood of obtaining the correct answer while minimizing the probability of obtaining incorrect results. This enhances the efficiency and accuracy of quantum computations.
Quantum computing holds the potential to revolutionize fields such as cryptography, optimization, material science, and artificial intelligence. Quantum algorithms can tackle complex problems currently intractable for classical computers, unlocking new capabilities and insights across various domains.
Chapters:
00:00 Quantum Supremacy
01:37 Google's Sycamore
02:38 How Computers Work?
04:58 Hoq Quantum Computing Works?
07:04 Why Do We Need Quantum Computers?
09:34 Challenges with Quantum Computers
Creative Director: Lakshay ( / mrtun121 )
Editor: Deepak Paryani/Team 121 Creators (bit.ly/team121x)
Presenter: Sidhart Viyapu (bit.ly/sidvoice)
Script Writer: Ankit Dhar Dubey (bit.ly/ankitdhar)
Project Head: Rajkumar Shukla ( / rajkumarshukla )
Production: World Of Science Media