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    9.  Which of the following is a low-cost robot capable of rolling around freely?
                                 a.  Zenbo                                         b.  Paro

                                 c.  Root                                          d.  Nao

                       10.  Which of the following humanoids mimics the movement of its human operator?
                                 a.  Sophia                                        b.  Digit

                                 c.  T-HR3                                         d.  None of these

                     B.  Fill in the blanks with the correct words.

                                                 Hints  ILOVEYOU, Shipwreck, To, Ask, Antivirus

                        1.   A  set of  programs that identify  and  remove  malware is  known  as
                           software.
                        2.                      virus worked by sending a fake “love letter” that looked like a harmless text
                           file.
                        3.                      denotes to whom the mail is to be sent. The user has to write the recipient's
                           e-mail address.

                        4.   The                     robots search wracked ships like Titanic.
                        5.  The                      block prompts the user to type the input using the keyboard.

                     C.  Answer in one word:
                        1.  Name the talking robot that is used for therapy.

                        2.  Which robot recognises people from the database of their previous visits?
                        3.  What is a program called in Scratch?

                        4.  Which robot has the objective of helping you learn coding?

                        5.  What is the colour of Operators blocks?

                     D.  Answer the following questions:

                        1.  What do you understand by Malware?
                        2.  How does a virus infect a computer?
                        3.  How is NASA using robotic devices in space exploration?

                        4.  What is an e-mail?
                        5.   What is the process of converting a coded message into understandable language known as?

                        6.  In what ways can we represent information?
                        7.  What are the two types of Conditional blocks?
                        8.  Write steps for sensing an input.

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