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4.  Match the following:
                     a.  First generation                i.  Artificial Intelligence

                     b.  Second Generation               ii.  Integrated Circuits
                     c.  Third Generation               iii.  Vacuum Tubes
                     d.  Fourth Generation              iv.  Transistors

                     e.  Fifth Generation                v.  Microprocessor

                  5.  Answer the following questions:

                     a.  What is a Step Reckoner?
                          ___________________________________________________________________________

                          ___________________________________________________________________________


                     b.  Who invented Mark-I and in which year?
                          ___________________________________________________________________________

                          ___________________________________________________________________________

                     c.  Write down two features of the third generation.

                          ___________________________________________________________________________
                          ___________________________________________________________________________


                     d.  What is a microprocessor?

                          ___________________________________________________________________________

                     e.  Write down two features of the fifth generation.

                          ___________________________________________________________________________
                          ___________________________________________________________________________


                  6.  Competency-based/Application-based questions.
                     a.   Shubhangi  found an old computer  at her  grandparents'  house. Her
                        grandfather mentioned it was his first personal computer (PC), which he
                        bought in the early 1980s. Which generation of computers does it belong
                        to?

                     b.   Shreya uses her smartphone to make calls, send messages, and watch videos. Why do
                        you think a smartphone is more convenient for her to do these tasks compared to using
                        a bigger device like a tablet or a computer?











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