Explain Presidential system.

The main features of Presidential system are: 

• The President who is directly elected by the citizens for a fixed tenure is both, Head of State and Head of Government. 
• Thus, there is only one executive. 
• The Legislature is also directly elected. Members of the executive are not permitted to belong to the legislature.
•  There exists a separation of legislative and executive powers as well as a system of checks and balances for e.g.
•  The legislature can impeach the President while the President, can exercise the ‘Veto Power’ to reject any law passed by the Legislature.
• The President can continue in office irrespective of whether or not he/she enjoys majority support in the Legislature.