Questions

Smoke alarms are also necessary in public places like banks, theaters, rest rooms, aeroplanes,...

Yes, it can be used, if an accurate clock frequency  is not required. also the component cost is low compared to LC or Crystal.

United States was the country that was responsible for the idea of the internet.

The Ministry of Women and Child Development has launched #Childline1098 childline contest to spread awareness on human trafficking. 

Human trafficking is the trade of humans for the purpose of forced labour, sexual slavery, or commercial sexual exploitation for the trafficker or others.

The WCD Ministry has invited people to share images of the logo of Childline 1098, the nationwide emergency helpline for children in distress, that they spot at unique locations and send it with a tagline to win a cash price, in a bid to spread awareness on trafficking.

The contest has been organised to mark 'World Day against Trafficking in Persons' on July 30.

The Childline has been operating at 450 locations, including 76 key railway stations, across the country.

Virat Kohli has become the fastest batsman to score 19000 international runs in just 299 matches.

The Congress of Vienna in 1814 to 1815 led to revolts in France because many people do not want absolute Monarchy.

‘has’ should be replaced with ‘have’.