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    Picture an army of invisible digital assistants working tirelessly behind the scenes. How
                                      would they transform the way offices, banks and companies operate?

                            Hashtag

                         #Encryption: A method of protecting data by converting it into a code that can only be read with
                         a key.
                         #Latency: The time delay between sending and receiving data across a network.
                         #Prosthetics: Artificial body parts created with technology, often customised using 3D printing.

                          REVISIT

                      ▶   The Internet of Things or IoT, is a system that connects everyday objects to the Internet.
                      ▶   Robotics is the field of designing and building robots, which are machines that can perform tasks either
                         independently or with assistance from humans.
                      ▶   A blockchain is a decentralised and distributed digital ledger technology (a special type of digital record-
                         keeping system) that stores information in blocks.
                      ▶   Bioinformatics is a multidisciplinary field that combines biology, computer science and information
                         technology to analyse and interpret biological data.
                      ▶   Cloud computing refers to the use of computing services—such as storage, processing power and software—
                         available over the Internet.

                     1.  Tick ( ) the correct option.
                        a.  Identify the main role of sensors in IoT devices.
                             (i)  They process the data.

                            (ii)  They detect changes in the environment.
                            (iii)  They store data.
                           (iv)  They provide voice commands.

                        b.  Which of the following technologies allows physical and virtual objects to interact in real time?
                             (i)  Mixed Reality                               (ii)  Virtual Reality

                            (iii)  3D Printing                               (iv)  Blockchain
                        c.  Choose the material commonly used in 3D printing to create objects.
                             (i)  Wood                                        (ii)  Paper

                            (iii)  Plastic                                   (iv)  Glass

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