Question

What does the Constitution require for a candidate to be approved as a federal judge?
The candidate must be a lawyer.
The candidate must be 50 years of age or older.
The candidate needs to have served previously as a judge in a state court system.
There are no constitutional requirements for becoming a federal judge

Answer 1

"There are no constitutional requirements for becoming a federal judge" so the President can technically nominate anyone he or she choses, although this person has to be confirmed by the Senate. 

Answer 2

D.  .

There are no constitutional requirements for becoming a federal judge.