An antivirus.
A fire wall protects a computer incoming data packets. A reverse firewall prevents the computer or more properly a network from sending out mass data packets when it is under control from an outside source.
Removal or customisation of the firewall is an administrative function. If you need to ask the question then you should not be contemplating it. The firewall protects both your computer and, because you are clean, the computers with which you communicate.
Water/Icepacks.
yes, it also runs a scan on all incoming domcuments
it protects the inside of the computer and outside
A case protects a computer when it is dropped.
Operating system protects the computers data from viruses and hackers on the network.. network security protects all devices, servers,m computers ,mainframes on the network.
Dell is a multinational technology corporation that develops, manufactures, sells, and supports personal computers and other computer-related products. Source: http://en.wikipedia.org/wiki/Dell dell still sucks apple is better protects viruses with a higher chance than dell and higher technology than dell i have a dell computer and it sucks the reason i got a dell computer is because we couldn't afford a apple mac computer
It protects your computer from any viruses.
A transistor
In a computer system if computer is in risk of many viruses like Trojan they may be infected anytime. Virus may come from emails. Internet and external storage devices. They make our computer system secure our computer should be scanned properly. To prevent from this problem we can use many antiviruses as security scanner which protects our computers.
protects your computer from malicious software that could cause distruction of computer