病毒和广告软件之间的区别

1.病毒：
病毒是附加在另一个可执行文件上的恶意可执行代码，该代码可能无害或可以修改或删除数据。当计算机程序附带病毒运行时，它会执行某些操作，例如从计算机系统中删除文件。病毒无法通过远程控制。

2.广告软件：
广告软件并非完全恶意，但出于恶意目的，它们确实破坏了用户的隐私。它们在计算机的桌面或单个程序内显示广告(出现弹出窗口)。它们主要附带免费使用的软件，因此是此类开发人员的主要收入来源。他们基本上会监视您的兴趣并显示相关的广告。攻击者可能在软件中嵌入了恶意代码，广告软件可以监视您的系统活动，甚至可能危害您的计算机。

病毒和广告软件之间的区别：

S.No.	VIRUS	ADWARE
1.	A Virus is a malicious executable code attached to another executable file which can be harmless or can modify or delete data.	Adware is similar to a spyware and it can be both intrusive and difficult to eradicate.
2.	The main objective of virus is to modify the information.	The main objective of adware is to monitor your interests and display relevant ads.
3.	Antivirus software are used for protection against viruses.	Adware can be detected and removed by the antivirus program.
4.	It can control data and resources, cause error, destroy system and slow down the performance.	It provides profit to the developer by generating online advertisement.
5.	Viruses are executed via executable files.	It is unknowingly attached with free to use software, distributed through pop-up windows.
6.	Virus is more harmful.	Adware is less harmful than virus.
7.	Resident and Non -resident viruses are two types of Virus.	Fireball, Appearch, Gator and dollarrevenue are some of the examples of adware.