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Its a mail system, used for transporting letters, packages, postcards etc.
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Its a mechanical device to produce printed characters on piece of paper by typing individual keys.
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Its a telecommunication device which allows two or more than two people to communicate when they are far apart from each other .
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A technology which conveys information from one place to another through radio waves.
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Its a device which transmits information by displaying visual images along with sound on screen.
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Its a multi-purpose computer which performs more than one task at a time.
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Its a vast network which connects all computers together and people can share information and can communicate from any part of world.
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Its a portable telephone which is used to make a call or receive a call. Its easy to carry and access without any physical connection to network.
