Big data itself defines that it is related to the very large data. Any fact or figure is known as data. Here big data defines the large amount of fact or figures. The data is so large and complex to handle that’s why known as big data. Different tools (data management tools) which are used…

CASE TOOL – (Computer Aided Software Engineering) tools are used in different phases of software development. Software development phases include planning, designing, coding, testing, implementation, deployment and maintenance. All these phases require some tools to handle the process so according to the needs some software engineering tools are available known as CASE Tools. These tools…

We understand value of any source when we face shortage of that. For instance, a very poor person has more value of hundred rupees as compared to a wealthy one. Assume that we have five hundred litres water available and there will be no water supply for three days, will we continue to use water…