Answer: File History
Explanation: File history is the history that gets created in the form of back-up that keeps the record of the stored files. It is used in protecting the files that is present on the system like desktop, libraries,etc.
It creates the duplicate records in the storage for any future use and it can also be restored easily.File history also facilitates with feature of deleting the unnecessary history afterward when the user wants.
Adam D'Angelo is the CEO and co-founder of Quora, an online knowledge market. He was also chief technology officer and <span>vice president of engineering for Facebook.</span>
Answer:
Explanation: What is that word you typed?