judicial
the supreme court (aka the judicial branch)
The legislative Branch can check the Judicial branch in that Congress can approve the Judicial appointments, they can also impeach judges and remove them from office.
to check the actions of the federal courts
Judicial: federal judges Executive: President, Vice President, his cabinet...
The president's power to nominate federal judges is a check on the judicial branch by the executive branch.
The executive branch (the president) can pardon people in jail.
The legislative branch can remove the president from office, they can declare war, they make laws for the usa, and they can check the executive and judicial branch.
The President's check on the Judicial Branch is through nominating new Justices whenever a current one dies or steps down. The Congress checks this action by requiring approval by the Senate of the President's choices.
The President can not exercise any judicial powers. He is the head of the Executive Branch of Government and not a member of the Judicial Branch.
which is a check the president has over the judicial branch
The Judicial branch has the power to interpret the laws, or decide if they are unconstitutional. The checks on the Judicial branch are the power of the executive branch to enforce the laws and the power of the legislative branch to make laws.