The Presidential Succession Act
Amendment 25 contains this information.
With a logical shift the vacated bits are always filled with zeroes. With an arithmetic shift, a left shift will fill vacated bits with zeroes but a right shift fills the vacated bits with a copy of the most significant bit.
Vice President
own
the vice president.
the vice president.
The Speaker of the House of Representatives (John Boehner)
political party leader
The President
The federal executive branch is headed by the President of the US.
It is called cytoplasm.
That is called the volume.