The U.S. Constitution assigns the executive branch the power of appointing federal judges.
Step-by-step explanation:
Executive branch of the federal government was established in the constitution and gets elected by the President, Vice President, and a constituent body.
Article II describes the requirements needed to be President, the power of president, and the removal of president's office for misdeed and criminal acts.
The power of the Executive Branch are International Agreements, settlements and to appoint the federal judges.
The Constitution established a compromise between direct election of the president and election by Congress. The method of selecting electors depends on the members of the states.