Class 4 subject computer Answer these questions What is input device? What is output device? 3 which part is called processing device? Name some hardware parts. Name 3 softwares. 1) Do these sums in copy A)43480+32596 B)65432+98765 C)98235+87123 D)659216+95476 2) Write in Roman Numerals:- 23,43,42,19,46,13,28,48,39,29,49,33,22,11,44.

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