Current Affairs MCQs Quiz 4th December 2018 for the preparation of competitive exams . Here are the today's important National and International Current Affairs Multiple Choice Questions on Soyuz M-11 docked at International Space Station  , Richest man on earth in 2018 , Amazon is owned by whom , Pew Research Center latest survey sports MCQS , general knowledge other important events which occurred.

Telephone was invented by Alexander Graham Bell in 1876. Antonio Meucci invented the First Telephone but it was not widely used for commercial purpose. At the end in 1876 Graham bell succeeded in making  the first practical telephone.

Light Bulb was invented by Thomas Edison in 1879. Before Edison some scientists worked hard to produce the light bulbs but they were not succeeded. Finally Thomas Edison in 1879 by improving their design made it possible  to invent first commercially used light Bulb.

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