Data conversion is a necessity in this era of information because information is essential in any business entity. In our modern day complicated world technology is endlessly changing in order to make our lives easier and safer. For an entity to function effectively data needs to be readily accessible. The demand for data conversion is important for any entity to run their business effectively. Converting data to an readily available and promptly accessible format is a must. Whether you are trying to convert data from an old program into your new Access program, or trying to export your Access data into other programs, data conversions can be a real burden. Data conversion is the conversion of one form of computer data to another. Main purpose of changing the format of the data to another is to enable the desired program to use that data which are in different format.