what is a tool available with windows 7 that can function as a substitute for antivirus software by scanning the system for viruses and other forms of malware
such as viruses and worms. [ You can help protect your computer against viruses by using antivirus software, such as Microsoft Security Essentials.
Computer viruses are software programs that are deliberately designed to interfere with computer operation; record, corrupt, or delete data; or spread themselves to other computers and throughout the Internet.
To help prevent the most current
viruses, you must update your antivirus software regularly. You can set up most types of antivirus software to update automatically. ]
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