Final answer:
True. The federal government is the largest employer in the United States, with most of those jobs being in the executive branch.
Step-by-step explanation:
The statement that the federal government is the nation's largest employer, and most of those jobs are in the executive branch is true.
According to the information provided, the federal government consists of 15 Cabinet level departments, over 60 government agencies, and 2,000 other subunits or bureaus. It has over two million civilian employees, with the United States Postal Service and the Department of Defense having the most employees. While only around 11% of federal employees work in Washington, D.C., the other 89% are spread throughout the country and around the world.