Digital & IT for Prelims

Artificial Intelligence

What is artificial intelligence? Artificial intelligence is the branch of computer science concerned with making computers behave like humans. It refers to the ability of machines to perform cognitive tasks like thinking, perceiving, learning, problem-solving and decision making : NITI Aayog In contrast to normal hardware and software, artificial intelligence enables a machine to perceive …

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Quantum computing – UPSC

Quantum Computing: Quantum computer is computer design which uses principles of quantum physics to increase computational power beyond attainable limits of traditional computer. It employs complex principles of quantum mechanics to store information in ‘qubits’ (quantum bit) instead of the typical binary ‘bits’ of 1 and 0. Qubit is two-state quantum-mechanical system, such as the …

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Blockchain technology – UPSC Prelims

Blockchain Technology: It is a decentralised digital ledger that records transactions on thousands of computers globally in such a way that the registered transactions cannot be altered retrospectively. It is a secured way of conducting online transactions and its use removes the characteristic of infinite reproducibility from a digital asset. In case of cross border …

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