Answer:
A downloaded executable file may contain harmful software know as malware.
Further details:
Malwares:
Malware (a portmanteau for pernicious programming) is any product purposefully intended to make harm a PC, server, customer, or PC network. Malware does the harm after it is embedded or brought somehow or another into an objective's PC and can appear as legitimately executable code, contents, supposed "dynamic substance" (Microsoft Windows), and different types of data. Some sorts of malware are to a great extent alluded to in the media as PC infections, worms, Trojan steeds, ransomware, spyware, adware, and scareware, among different terms. Malware has a malignant expectation, acting against the enthusiasm of the PC client—thus does exclude programming that causes accidental damage because of some lack, which is regularly portrayed as a product bug.
Uses:
Malware is once in a while utilized comprehensively against government or corporate sites to assemble monitored information, or to upset their activity as a rule. However, malware can be utilized against people to pick up data, for example, individual recognizable proof numbers or subtleties, bank or charge card numbers, and passwords.
Answer details:
Subject: Computer and technology
Level: College
Keywords:
•	Harmful software
•	Malware
•	Malware software
•	Uses of malware
•	Purpose of malware
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<span>network layer  
hope it helped</span>
        
             
        
        
        
nums = []
while True:
    num = float(input("Enter a number: "))
    if num <= 0:
        break
    nums.append(num)
print("The largest number entered was",max(nums))
I wrote my code in python 3.8. I hope this helps. 
 
        
             
        
        
        
Answer:Event action
Explanation:Event-handling mechanism is the technique through which the  the management of any event is Java is controlled and coordinated. The event handler code is used for the managing of the mechanism and execution.
Event action is not a part of the event handling mechanism in the java because no such step comes under the code of event handler and rest other option are present in java event handler.