Viruses and malware are common and can have drastically negative results on your computer and life.
You can often tell that your computer is infected because it acts weird or slow.
Active antivirus software is a good way to prevent these problems.
The process that determines how bits are represented on the medium is called encoding. It is the process of converting a certain data into a particular format that is required for a certain processing need like program execution, data transmission or file conversion.
Answer:
updating the computer and having an anti virus on your computer