Lesson-1 - Basic Concepts (8.8 MB)download.nos.org/srsec327/book1.pdf · gave birth to a device or...
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Lesson-1 - Basic Concepts (8.8 MB)download.nos.org/srsec327/book1.pdf · gave birth to a device or machine called 'computer' ... and Chinese people, The word ABACUS means ... Fig