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  What is computer Science and its four Basic Operation Easy Definition   A computer is an electronic device that processes information, performs calculations, and executes tasks based on instructions provided to it, commonly using software programs, to perform various functions, such as data storage, communication, and problem-solving. Here's an easy explanation of the basic operations of a computer: 1. Input:  This is where the computer receives information or data from various sources. Common input devices include keyboards, mice, touchscreens, and microphones. Users can input text, numbers, commands, and more. 2. Processing:  Once the computer has received data, it processes it using its central processing unit (CPU). The CPU executes instructions stored in software programs and performs calculations, data manipulations, and logical operations. .  Storage:  In addition to RAM, computers have non-volatile storage devices like hard drives or solid-state d...

History of Algorithms 1. Ancient Greek Problem Solvers: Procedures for solving geometric and arithmetic problems date back to ancient Greece. Visionaries like Euclid, who lived over two thousand years ago, were instrumental in formulating techniques that laid the foundation for algorithmic thinking. Euclid's most celebrated contribution was the discovery of the algorithm for finding the greatest common divisor (gcd), a fundamental concept in number theory. 2. The Birth of the Algorithm: The term "algorithm" owes its existence to the 9th-century Persian mathematician Abu Abdullah Muhammad ibn Musa al-Khwarizmi. His groundbreaking works introduced algebraic concepts that would revolutionize mathematics. Al-Khwarizmi conducted his research in the vibrant city of Baghdad, which served as the epicenter of scientific studies and trade during his time. 3. From Al-Khwarizmi to Algorithm: Al-Khwarizmi's name was Latinized as "Algoritmi," which eventually evolved into...