Questions

The caste system in India divides Hindus into four main categories - Brahmins, Kshatriyas, Vaishyas and the Shudras. The main castes were further divided into about 3,000 castes and 25,000 sub-castes, each based on their specific occupation.

Rocket specialist K. Sivan has been appointed as new Chairman of India's space agency ISRO for a three-year term. He replaces current ISRO Chairman A.S. Kiran Kumar, whose term ends January 14, 2018.

• He is currently Director of Vikram Sarabhai Space Centre in Trivandrum.

• His expertise gave ISRO ability to send 104 satellites in a single mission.

The GST Council on Nov 10th 2017 cut tax rates of over 175 products that were in the highest tax slab of 28% under the Goods and Services Tax (GST) regime.  

Currently only 50 items have been left in the 28% category out of a total of 227 items that were present earlier.

Microprocessor contain ROM chip beacause it contain instructions to execute data. It contain the monitor program which not only include execution instruction but also interfacing program