Answer:
Extreme programming is a software development technique which is used to enhance software quality and it's response to ever changing customer requirements.
Testing
Testing is main focus in extreme programming.Extreme programming addresses testing in a way that if a minute testing can eliminate a bit of flaws, extensive testing can terminate a lot of flaws.
Evolution in Extreme programming is like this:-
Coding:-First programmers will code the problem.
Testing :- Testing is done to remove flaws.
Listening:- Programmers must listen to the customers to what they need.
Designing:-Then design according to the customer needs.
Answer:
Prevents lagging
Explanation:
This prevents the website from being slow and upto shape so those who access it dont have difficulties
Answer:
B. Protection
Explanation:
It is the protection tab. We can protect a cell from being changed or altered by any other user of the excel sheet using the protection tab. We only need to select the cell, and right-click, Now choose the protection tab, which will be shown. And now select locked and click ok. This cell cannot then be changed by anyone else other than you. Hence, the correct option here is the protection tab.