Internet Protocol (IP) Address Question:
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Explain What is a Firewall?

Answer:

A firewall is as much as the huge walls of a Fort to block enemies coming into the territory. These are devices or Software which deny access to your computer from anything external. It stops hackers, intruders and other malicious evils from accessing your computer and take any critical information like Bank Account Detials, Credit Card details, Identification Information or even your Business critical information. It is highly advisable to have a Firewall device or a simple software loaded on your computer from these evils. Apart from using firewall, one has to ensure that a proper antivirus software
/ mantispyware software is installed and properly run on the computers to ensure absolute security on the Internet, failing which you always vulnerable to attacks from the Internet.

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