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4.  What kind of apps are Siri and Alexa?

                    (i)  Navigation apps                             (ii)  Virtual assistant apps

                   (iii)  Language translation apps                  (iv)  AI Gaming apps


                5.   What  has  eye-covering  headset  and  headphones  to  completely  replace  the  real  world  with  the
                   virtual one?

                    (i)   VR device                                  (ii)  AR devices

                   (iii)  System software                            (iv)  None of these

            B.  State whether these statements are true or false.

                1.  AR and VR bridge the digital and real worlds.
                2.  India’s first 3d printed house is in Mumbai.

                3.  Google Glass is an example of wearable AI interface.

                4.  Edge computing reduces the delay of waiting for a server in the cloud to respond.
                5.  IoT is the network of physical devices that have unique identifiers.

                6.  Google Earth VR app lets you travel to any place on planet Earth and the Moon.

            C.  Answer the following questions:

                1.   What is robotics?







                2.   Describe about any three robots.







                3.   Distinguish between AR and VR. Give two examples of each.







                4.  What is 3D printing? Name any one 3D printed object.















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