Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 17 - 2606_PlugGPT_C6_Flipbook
P. 17

    Drum Plotter: It uses a drum revolver to move the paper and the pen or the jets of ink during
                       the printing process. The paper is placed over the drum which is then rotated. The pen then
                       moves along in a horizontal or vertical direction to print the output.

                         Tick ( ) if you know this.
                             PDA is a handheld computer that has a touchscreen and allows us to organise our daily
                           routine work.
                             Output refers to the result produced by the CPU after processing the input data.

                                           Projector

                                           A projector projects or displays data  from a computer screen onto a large
                                           screen or surface for the audience.

                            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.  Which of the following is an example of a supercomputer?
                            (i)  PARAM 9000                             (ii)  HCL Magnum

                           (iii)  VAX 7500                              (iv)  Both (i) and  (ii)

                                                                                             Fundamentals of Computer  15

| 12 13 14 15 16 17 18 19 20 21 22 |