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    4.                 interfaces work by recognising the touch of the user either by a finger or a stylus.

                                       a. Touch sensitive                          b. Command line

                                       c. Voice user                               d. Menu driven

                            5.  Who invented 3D printing?

                                       a. Steve Mann                               b. Dr. Kodama

                                       c. Ivan Sutherland                          d. Ralph Bauer

                            6.  When was DATAR created?

                                       a. 1951                                     b. 1952

                                       c. 1953                                     d. 1954

                            Tick ( ) the correct statements and cross ( ) the wrong ones.

                            1.  Command line Interface uses graphics icon.

                            2.  Stylus is not the correct example of Touch Sensitive Interface.

                            3.  DATAR was created in 1952.

                            4.  Steve Mann is known as “Father of wearable computing”.

                            5.  Dexmo Exoskel launched Dexmo in 2015.

                            Fill in the blanks with the correct words.

                                Hints  Edmund Huey, Dexmo, John Presper Eckert, Seiko, Voice User, 1967, John Mauchly

                            1.  In               , Ralph Bauer Eckert created Gaming joystick.

                            2.                 interface allows audio mode to interact with the computer system.

                            3.                 and                 created Electronic Numerical Integrator and Computer in 1946.
                            4.  The first eye-tracker was made by            .

                            5.  The first data entry watch was launched by            .

                            6.                 was world’s first commercial portable two-handed wireless force feedback glove.

                      Q     Answer the following questions:
                        A
                            1.  What components play an important role while creating an interaction between human and computer?

                                                                                          Human-Machine Interaction     37

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