Data science comprises different tasks in which data collection, Storing, Processing, Describing and Modelling the Data. For collecting the data one must learn Hacking and Crawling skills. For Storing data knowledge of Data bases is required. Processing the data between organizations involve programming skills. Describing the Data is of Visualizing it and Summarizing. Modelling the data is crux of data scientist job, where we need more of statistics and programming. These tasks are summarized in Data science.