They are set every 1 inch.
The answer should be RAM = Random Access Memory
RAM memory is used to store current data while the computer is on. Bear in mind that after the computer is shutdown all data in RAM is lost.
The answer is control windows
Depends on what you are working on.
If you are working on a website I recommend Adobe Dreamweaver CC.
if its small assignments that doesnt involve major work, I'd use something like notepad++