What is the Difference Between Similar But Different Things, Terms, and Objects

What is the Difference between Dslr, Bsi-Cmos, Live Mos, Exmor Cmos and Ccd

There are many moments and functions which are worth to remember and are really enjoy by the people. They like to remember them and keep them alive in their memories and like to remember the moments when they were together with their loved ones and miss those moments. There are many things by which these memories can be stored.