Monitor, keyboard, CPU, mouse, and I believe the USB drive , DVD drive and hardware system
        
                    
             
        
        
        
Every program that interacts with people responds to a specific set of commands. The set of commands and the syntax for entering them is called the user interface and varies from one program to another. The DOS operating system makes a distinction between internal and external commands.
 
        
             
        
        
        
Answer: d
Explanation; Hopes this helps!!
 
        
                    
             
        
        
        
The answer to this question is firewall
        
             
        
        
        
Answer:
Un cursograma permite representar gráficamente procedimientos administrativos. Constituyen instrumentos importantes para la visualización global y esquemática del conjunto de tareas administrativas.