Page 59 - IT 402 v2.0 class 10
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  Minimize: It is used to reduce the si e of an opened screen and appears as a small button in the panel.

              Maximize: It enlarges the si e of the screen so that it takes up the entire desktop area.  o maximise the
              half opened screen  click on the  Maximi e  button.

              Restore:  hen window is in a maximised position  the  Maximi e  button changes to   estore  button. It is
              used to bring the window to its original si e.
              Close: It closes the opened application window.

              Menu Bar:  he menu bar lies below the   itle  ar .  he menu bar contains menus.  ach menu consists of
              different options which are linked to different functions.
              Frame (Border): Frame is a movable  resi able box towards outermost part of the window screen.  he user
              can easily resi e a window screen by stretching its border and ad usting it as per the re uirement.

              Workspace: It is the area on the document window where a user works. One can type in text or insert
              graphics.
              Status Bar: It lies at the bottom of the opened screen. It displays various information like position of the
              cursor  current page number  number of items  files  folders  etc.

              Scroll Bar: In the screen of many applications  there is  Scroll  ar  towards the right and bottom side of the
              window that helps in moving the content towards up-down or right-left of a page  respectively.

               DEVICE DRIVER

              device driver is a form of software that enables a hardware device to be compatible with the computer.
            It activates the specific hardware device that can be easily interpreted by the     resources.  evice drivers
            are operating system specific and hardware-dependent computer programs  which may automatically get
            activated whenever that hardware device is attached to the computer.  enerally  we need to install the driver
            of the printer into the operating system from its installation disc.  evices from different manufacturers come
            with their own drivers to function properly.

                   Do you know?


                    lug and  lay is sometimes  abbreviated as   n  . It refers to the device that works with a computer
                   system as soon as it is connected.  he user doesn t need to manually install drivers for the device  instead
                   the computer recogni es the device and automatically installs its driver. For example: whenever a pen
                   drive is inserted into the  S   its driver gets automatically installed.



               FILE SYSTEM

             File System  is referred as the basic structure and concise format to arrange the set of information with their
            names.
             ll information is stored and recognised in the computer in different types of file format.  here are different
            file formats for sound files  video files  text files  graphic files  etc.  ach of these have a different icon and
            significant  meaning.   ll  files  are  identified  by  their  extension  in  addition  to  their  name.   he  extension
            is assigned by the program itself in which files are created. Some common files are identified by their
            extension as:






                                                              Information Technology and Communication          5
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