Generally, sizes of a digital camera memory are as follows, 64 MB, 128 MB, 256 MB, 512 MB, and 1 GIG. Again, digital camera memory depends upon file format used to store photographs upon and compression used by manufacturer when storing digital images into memory.

Coming to concluding portion, it is recommended to get hold of one 256 megabyte or two 128 megabyte cards for a 3-5 mega pixel compact digital camera. For higher resolution photographs, 512 megabyte and 1 gigabyte cards are also available. These are some of guidelines for revealing true facts about different digital camera memories and their secrets. Summing up in a few words, with such a powerful tool as digital camera, a proper selection of memory can help a person achieve glorious tasks of freezing a precious moment from life for eternity!

The resolution decides ultimate future of hard copy of a photograph being taken, whether a digital camera or a conventional camera. A print from a high-resolution photograph challenges anything produced from a chemical film camera. However a low-resolution image print of a photograph is quite appalling with fine details and restrained color transitions absent resulting from too few pixels. Thus resolution can spoil an entire effort to freeze a memorable moment. Thus it is so vital. As a general rule a minimum of 200 pixels are required for each linear inch of a print. However, some printers get better results with 300 pixels per-inch of resolution.

The above discussion has brought into light a lot of relevant information regarding resolution and its application in digital camera and photography. Also in concluding lines it can only be stated for digital camera ... resolution is real soul!