Anyone here codes?
C++, C#, Lua? Anything?

Which database model is best used for data warehouse and data mining

Given int variables k and total that have already been declared, use a while loop to compute the sum of the squares of the first 50 counting numbers, and store this value in total. thus your code should put 11 + 22 + 33 + + 4949 + 50*50 into total. use no variables other than k and total.

Select the correct answer. a company wants to use online methods to target more customers. it decides to conduct a market research by collecting the data of a few customers with their consent. they want to track data of the sites that their customers frequently visit. which software can the company? a. spyware b. bots c. adware d. trojan horse e. rootkits