Page 57 - ConceptGP_C2_Fb
P. 57

REVISIT


                   ▶   The commands given in LOGO to move the turtle are called LOGO Primitives.

                   ▶   FD and BK commands move the turtle in Forward and Backward direction.
                   ▶   RT and LT commands turn the face of the turtle.

                   ▶   HT command hides the turtle from the screen. ST command makes the turtle
                      reappear on the screen.

                   ▶   CS command is used to clear the graphic screen.
                   ▶   CT command is used to clear all the text in recall list box area.

                   ▶   PRINT command is used to display messages in the commander window.








                                                     ASSESS YOURSELF





                 1.  Tick ( ) the correct option.

                     a. Which command is used to move turtle back?

                       (i)  FD                          (ii)  RT                        (iii)  BK


                     b. Which command is used to turn the turtle’s face toward right?

                       (i)  RT                          (ii)  HT                        (iii)  LT

                     c.  Which command is used to erase the text?

                       (i)  CT                          (ii)  CS                        (iii)  LT



                 2.  Fill in the blanks using the words given below.


                                  RT, LT, HT command, LOGO Primitives, CT, FD 50



                     a. The commands given in LOGO are called                                    .



                     b.                        and                        are the turning commands.



                     c.                        hides the turtle from the screen.




                                                                                                 Logo Commands    55
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