Define the following terms as used in the internet:
i)search engine
ii)Newsgroup
iii)Browsing
iv)Internet blog
Answer:
-Search engine: unity software in the internet used to look for textual, graphical, audio or video resources in the net.
-Newsgroup: these are organized groups of internet users sharing ideas and
interest.
-Browsing: the process of navigating through web pages and websites in the
net.
-Internet blog: these are personal websites that contain information that is accessible to the public with conditions.
-Newsgroup: these are organized groups of internet users sharing ideas and
interest.
-Browsing: the process of navigating through web pages and websites in the
net.
-Internet blog: these are personal websites that contain information that is accessible to the public with conditions.
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State four ways in which a computer user can protect the eyes from damage caused by computer radiation. 
