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    Hashtag

                           #Barcode: A printed horizontal strip of vertical bars that is used for identifying specific
                           items.

                           #Embedded  Computer: Combination  of hardware and software  designed  to  perform
                           specific functions.

                             REVISIT

                           An analog computer refers to devices that operate by measuring instead of counting.
                           A digital computer refers to a computer that uses binary digits to generate, process and display
                          data.
                           Hybrid computers are those devices that involve functionalities of both analog and digital computers.
                           Microcomputers are made to be used by one person at a time.

                           Minicomputers are small general-purpose computers having the capability to serve a number of
                          users.

                           Mainframe computers are very large, fast and powerful computers.
                           Supercomputers are the largest and fastest of all types of computers and they can process a very
                          large amount of data quickly.
                           An embedded computer is a type of microprocessor that is developed for performing a specific task.
                           A handheld computer can easily be stored in our pockets and used while holding it in our hands.
                            Computer works in three steps: input, process and output.

                      1.  Tick ( ) the correct option.

                          a.  Identify the technology that the first generation of computers use.

                              (i)  Transistors                                (ii)  Integrated Circuits
                             (iii)  Vacuum Tubes                             (iv)  Microprocessors

                          b.  Which of the following is an example of a digital computer?

                              (i)  Mercury Thermometer                        (ii)  Speedometer in cars
                             (iii)  Digital Watch                            (iv)  Heartbeat Measuring Machine

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