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    REVISIT

                       ▶   A computer stores data, instructions, and information inside a memory, which is called computer
                         memory.
                       ▶  There are two types of memory available: primary memory and secondary memory.
                       ▶  Primary memory is the main memory from which the CPU can access data directly.

                       ▶  RAM is a temporary memory and ROM is a permanent memory.
                       ▶  Secondary memory is used to store large amounts of data permanently.
                       ▶  The basic unit for measuring the memory of a computer is byte.
                       ▶  Windows 11 operating system is the latest operating system introduced by Microsoft.
                       ▶  We can switch between different apps by using Alt + Tab keys together.
                       ▶  A File is a collection of data stored in the form of text, pictures, music or videos.
                       ▶  A Folder is like a cabinet that stores related files and folders.
                       ▶  We can create, rename, move and delete a file or a folder.

                     1.  Tick ( ) the correct option.
                        a.  Identify the basic unit for measuring the memory of a computer.

                             (i)  Bit                                         (ii)  Byte

                            (iii)  KiloByte                                  (iv)  MegaByte

                        b.  Which type of memory is volatile and loses its data when the computer is turned off?

                             (i)  ROM                                         (ii)  RAM

                            (iii)  Hard Disk                                 (iv)  CD-ROM
                        c.  What is the capacity of a standard CD?

                             (i)  700 MB                                      (ii)  4.7 GB

                            (iii)  25 GB                                     (iv)  128 GB

                        d.  Find the optical storage device that uses a blue/violet laser light to read and write data.

                             (i)  CD                                          (ii)  DVD
                            (iii)  Blu-ray Disc                              (iv)  Pen Drive

                        e.  Where is the Start Menu located in Windows 11?

                             (i)  Bottom left corner                          (ii)  Top left corner
                            (iii)  Center of the Taskbar                     (iv)  Bottom right corner

                                                                                                    Computer Memory   17

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