Question: what are the 4 main parts of the keyboard?
Answer: Print Screen, Scroll Lock, Pause/Break. The Print Screen, Scroll Lock, and Pause/Break keys are at the top-right corner of the keyboard. ... 
Escape Key. The Escape (Esc) key allows you to stop a function or action. ... 
Function Keys. ... 
Tab Key. ... 
Alphanumeric Keys. ... 
Ctrl, Alt, and Shift. ... 
Arrow Keys. ... 
Numeric Keypad.