Questions

An increase in demand means that the demand curve shifts to the right, and hence quantity demanded will be high at each price.

In federal and state government, the legislative branch's primary function is to make laws.

The term PIL refers to Public Interest Litigation.

Public Interest Litigation was originated in United States in 1980's. 

Public Interest Litigation is directly filed by an individual or group of people in the Supreme Court of India and High Courts and judicial member.  This petition is accepted by the court only if there is interest of large public involved. Generally this petition is filed by a public spirited person or organisation, if it was felt that certain interests are undermined by the government.

The operating system manages all the CPU, disc drives, establish a user interface, execute and provide services for applications software, printers, etc...