Write a basic program to calculate the total saving of a man if he earns $10,000 per month and spends 20% on food,15% on children education, 10% on entertainment and 20% on rent.

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?

What need most led to the creation of the advanced research projects agency network? darpa wanted scientists to be able to collaborate and share research easily. darpa wanted american and russian politicians to be able to communicate. darpa wanted astronauts to be able to contact nasa and the white house. darpa wanted factory owners to be able to coordinate supply chains.

When a new name is registered on the internet, the process can take two hours to four hours four hours to three days two hours to two days one hour to eight hours