Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 25 - CodePilot V5.0 C2
P. 25

    21 st                                MOUSE
     EXPERIENTIAL LEARNING  Century   #Critical Thinking
     Skills
                                            A mouse is an input device that is used to tell the computer
     Write the IPO cycle steps for the activities given below:
                                          what to do by clicking a button. You can use it to draw pictures
     (a)  Subtract 3 from 5:              and click on things on the computer screen. It has two buttons

     INPUT  PROCESS  OUTPUT               (a left button  and  a  right  button)  and  a  scroll wheel in
                                          the middle.

     (b)  Taking a picture using a smartphone:  MICROPHONE

                     A microphone is an input device that is used to record sound,
     INPUT  PROCESS  OUTPUT
                     voice and music. These recordings can be stored on the computer
                     to listen them later.

                                          SCANNER

     RAPID RECALL  Tick ( ) if you know this.  A scanner is an input device that copies pictures or words from

                                          paper to the computer. You place the paper in the scanner and
     1.  IPO stands for Input, Process and Output.   it creates an identical copy on the screen. It’s like taking a photo

     2.  A computer uses the keyboard and mouse to take input.   and saving it on the computer.

                     JOYSTICK

                     A joystick is an input device that you hold in your hand to play

     INPUT DEVICES   games. It has a stick you move around to control the game, like
                     making a character walk, jump or fly.

     Input devices are hardware devices that tell the computer what to do. These
     devices  give  data  and  instructions  to  the

     computer to perform tasks.  PROCESSING DEVICE

     Some  input  devices  are keyboard,  mouse,   A standard keyboard has 104   A processing device is a part of the computer that helps make decisions and

     microphone,  scanner, joystick,  barcode   keys on it.  perform work.
     reader, etc.
                     CENTRAL PROCESSING UNIT (CPU)
     KEYBOARD        A CPU is the brain of the computer. It takes

     A keyboard is an input device that is used   the input you give, follows the instructions and
     to  type  on a computer.  It has many  keys   shows the  output  on output  devices.  It also

     that you press to write letters, numbers and   controls all the work of the computer. The CPU
     other special characters.   is located inside the CPU box or cabinet.

                                                                                        The Computer Story: In and Out  23

| 20 21 22 23 24 25 26 27 28 29 30 |