Questions

Primary key helps us to identify a row uniquely in a relation

A procedure or method called Checks and Balances stops one branch of government from becoming too powerful.

• In the United States, there are three branches of government: The Executive, Legislative, and Judicial.

• Each has its own responsibilities and at the same time they work together to make the country run smoothly and to assure that the rights of citizens are not ignored or disallowed.

• There is a clear separation of powers between them.

• Checks and Balances limit the power within each branch.

• Each branch can stop and/or override processes within other branches in manners that are outlined in federal laws, regulations, and the constitution.

• This way, their powers are balanced because the branches of government have the responsibility to check each other.

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.

Capital refers to buildings and equipment i.e, goods which are used by workers to produce other goods such as machinery, land, ...

Capital has a number of related meanings in economics, finance, and accounting.

In economics, Capital comprises one of the four major factors of production, the others being land, labor, and entrepreneurship.

In finance and accounting, capital generally refers to financial wealth, especially that used to start or maintain a business.

Telemetry

Jinping-I Dam  in China at 305 m (1,001 ft) high