The Bank Identification Number (BIN) is a term from the credit card industry. It refers to a six-digit number that is assigned to banks for electronic routing of transactions. Credit/debit cards that are involved in banking transactions contain a BIN on magnetic stripe. The term BIN is no longer supported.
The Kingdom of Spain is a parliamentary constitutional monarchy guided by the 1978 constitution. The head of government is the king, a position which is hereditary. Daughters are allowed to inherit kingship only if the king has no sons. The government is a devolved one with autonomous regions and regional governments.
Constitutional monarchy is one where there are powers demarcated for the monarch in the constitution of the country. Sweden is one country where the King has powers as per the provisions of the constitution. In absolute monarchy, the royal family has supreme powers, and it can indulge in law making. There is no voice of the people and monarchy can implement laws as per its whims. Most of the monarchies left today are Constitutional monarchies.