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2 days ago · In computing, a keyboard shortcut is a sequence or combination of keystrokes on a computer keyboard which invokes commands in software . Most keyboard shortcuts require the user to press a single key or a sequence of keys one after the other.
1 day ago · Quantum System One, a quantum computer by IBM from 2019 with 20 superconducting qubits. A quantum computer is a computer that takes advantage of quantum mechanical phenomena. On small scales, physical matter exhibits properties of both particles and waves, and quantum computing leverages this behavior, specifically quantum superposition and entanglement, using specialized hardware that ...
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4 days ago · A Linux-based system is a modular Unix-like operating system, deriving much of its basic design from principles established in Unix during the 1970s and 1980s. Such a system uses a monolithic kernel, the Linux kernel, which handles process control, networking, access to the peripherals, and file systems.
16 hours ago · C ( pronounced / ˈsiː / – like the letter c) [6] is a general-purpose computer programming language. It was created in the 1970s by Dennis Ritchie and remains very widely used and influential. By design, C's features cleanly reflect the capabilities of the targeted CPUs.
2 days ago · e. An operating system ( OS) is system software that manages computer hardware and software resources, and provides common services for computer programs . Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time, mass storage, peripherals, and ...
16 hours ago · Apollo program. The Apollo program, also known as Project Apollo, was the United States human spaceflight program carried out by the National Aeronautics and Space Administration (NASA), which succeeded in preparing and landing the first men [2] on the Moon from 1968 to 1972.
2 days ago · Cryptography, or cryptology (from Ancient Greek: κρυπτός, romanized : kryptós "hidden, secret"; and γράφειν graphein, "to write", or -λογία -logia, "study", respectively [1] ), is the practice and study of techniques for secure communication in the presence of adversarial behavior. [2]
