Questions

 I have used following 4 types of Methodologies: 

1. Boundary value analysis   

2. Equivalence partitioning   

3. Error guessing   

4. Cause effect graphing

Yes, Carbon disulfide is prepared by heating sulfur and charcoal. 

S2 + C ----> CS2

India's first-ever autism township will come up in West Bengal.

Helium has the lowest freezing point of all the elements. When coming to metals, mercury has the lowest freezing point of all the metals.

Silver is the best conductor of both heat and electricity among metals with a thermal conduction value of about 430 W/(mK).

Gold and copper both come respectably close to silver.

Copper being significantly less costly it is often chosen over silver in many applications.

Deficit spending means spending more than the income getting. A government need to take debts for deficit spending.

Graphite is a good conductor of electricity as it contains free electrons to move through the structure of the graphite.

The Vijaya Stambha is an imposing victory monument located within Chittor Fort in Chittorgarh, Rajasthan, India. The tower was constructed by the Mewar king, Rana Kumbha, in 1448 to commemorate his victory over the combined armies of Malwa and Gujarat led by Mahmud Khilji.