simple things one should know

                                             BIT FACTS
we all know that  bit or binary digit is the basic unit of information in computing and telecommunications.
generally bit is 0 or 1

0==om
1==off
 seems to be funny most of us dont know the value of 1Gb but they proudly say my harddisk is 500Gb or 1 Tb  for them this info might be useful.
the storage values and their eqivalent number in bits 
storage                                      equal to (in bytes)
1 bit                                       0.125
1 nibble                                 0.5
8 bits                                      1
1 kilo byte                            1,024
1 Mb                                    1,018,576
1 Gb                                    1,073,741,824
1 Tb                                    1,099,511,627,776
1 Petabyte                         1,125,899,906,842,624
1 exabyte                          1,152,921,504,606,846,976
1 zettabyte                        1,180,591,620,717,411,303,424