উত্তর সিলেক্ট করলে সঠিক ও ভুল দেখাবে।
ব্যাখ্যা ও সঠিক সমাধান
উত্তর:
One kind of program which is harmful to computer operation
In more technical terms, a computer virus is a type of malicious code or program written to alter the way a computer operates and is designed to spread from one computer to another.
A virus operates by inserting or attaching itself to a legitimate program or document that supports macros in order to execute its code.
In the process, a virus has the potential to cause unexpected or damaging effects, such as harming the system software by corrupting or destroying data