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3.  1 ......................... equals 1024 MB.

                      4.  External hard disk can be connected with the help of ......................... ports.

                  C.  Identify the given devices as primary storage devices and secondary storage
                      devices.









                               .........................  .........................  .........................  .........................


                  D.  Short answer type questions.
                      1.  What is hard disk?


                         .....................................................................................................................................................................

                      2.  What is a byte?

                         .....................................................................................................................................................................

                  E.  Long answer type questions.

                      1.  What is primary memory? Differentiate between RAM and ROM.

                         .....................................................................................................................................................................

                         .....................................................................................................................................................................


                      2.  What is flash drive? Give an example.

                         .....................................................................................................................................................................

                         .....................................................................................................................................................................
                                                    In the lab                                         Subject Enrichment


                      Type the following in MS Word:


                        1 byte = 8 bits               1 GB = 1024 MB                  1 EB = 1024 PB
                        1 KB    = 1024 bytes          1 TB    = 1024 GB               1 ZB = 1024 EB
                        1 MB   = 1024 KB              1 PB   = 1024 TB                1 YB = 1024 ZB





                   Teacher's Corner

                  1.   Talk to the children about the history of the hard disk and its development over ages using
                     sources from the Internet.
                  2.  Discuss the concept of memory.

                  16      Modular (Ver. 1.1)-IV
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