A programmable digital gadget that performs mathematical calculations and logical operations , significantly one that may process , retailer and retrieve large amounts of information in a short time; now particularly, a small one for private or residence use employed for manipulating textual content or graphics, accessing the Internet, or playing video games or media. Surveys are used to gather factual data, corresponding to employment and wage information, or to ask questions with a view to understand individuals’s opinions, preferences, beliefs, or wishes. On the other end of the spectrum, cloud for BI and analytics, information catalogs and course of …