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b.   What is Touchscreen?







                      c.   Write a short note on SSD.










                      d.   What is the role of CPU?











                      e.   What is the difference between System software and Application software?










                      f.   What is primary memory?











                      g.   Differentiate between RAM and ROM.










                      h.   What is a Blu-ray Disc?















                  54    Premium Edition-VII
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