https://hi.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-261/e/properties-and-importance-of-computer 2026-01-28T02:58:40.471728298Z कंप्यूटर की विशेषताएँ एवं महत्व (Properties and importance of computer) LO: कंप्यूटर की परिभाषा, विशेषताएँ एवं महत्व (Definition, properties and importance of computer) Revathi exercise https://hi.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-261/e/parts-and-functions-of-computer 2026-04-08T08:46:38.570038857Z कंप्यूटर के प्रकार, भाग एवं कार्य (Types, parts and functions of a computer) LO: कंप्यूटर के विभिन्न भाग एवं कार्य Revathi exercise https://hi.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-261/e/hardware-and-software 2026-03-01T08:42:01.765440737Z हार्डवेयर एवं सॉफ्टवेयर (Hardware and Software) आइए कुछ प्रश्न हल करें! vibhor exercise