The noun 'parliament' is an abstract noun as a word for the highest legislative authority of a country, which has the power to enact laws. The noun 'parliament' is a concrete noun as a word for the group of people who make or change the laws of the country.
Denmark is the country that controls Greenland. Greenland is a country with its own political system, Premier, and Parliament but also has representatives in the Danish Parliament and regards the queen of Denmark as its head of state..
No, parliament and the cabinet are not the same. Parliament is the legislative body of a country, whereas the cabinet is an executive body. However members of the cabinet are often, although not always, members of parliament.
The noun parliament is a singular, common, abstract noun; a word for the official group of people who meet to make the laws laws of a country. The common noun parliament is a proper noun when used for a specific parliament; for example the Parliament of Australia or the Parliament of Finland.