Answer:
For the first question I think it is chains
The second question.
The woman is suspicious at hotel doors have numbers so how could he have been confused
Explanation:
 
        
                    
             
        
        
        
My life career in computer science
        
                    
             
        
        
        
Answer:
Changing the customer number on a record in the Orders table to a number that does not match a customer number in the customer table would violate referential integrity.
If deletes do not cascade, deleting a customer that has orders would violate referential integrity.
If deletes cascade, customer can be deleted and all orders for that customer will automatically be deleted.
 
        
             
        
        
        
Answer:
thick
Explanation:
i took the test and got it right