The answwer to the type of hardware is led lighting it does not need a inverter
        
             
        
        
        
Answer:
Webcam
Explanation:
A webcam is mainly used for taking images or videos from the computer. the webcam is a combination of two basic words i.e. web and camera. webcam can be connected to any computer via USB. It can be mounted on the desktop and sometimes it comes inbuilt on the laptops.
A webcam is also used for face recognition function to login to a computer system.
so according to the scenario, the most appropriate answer is a webcam.
 
        
             
        
        
        
2 I think because 2 I think is binary I’m sorry if this is wrong
        
             
        
        
        

int y = (int) y;
int x = y;
<h2><u>Hope</u><u> </u><u>it</u><u> </u><u>helps</u><u>.</u><u>.</u><u>♪</u></h2>