Clerical workers hold approximately 3.2 million jobs in the United States, according to the Bureau of Labor Statistics *Peterson's Master the Clerical Exams provides test preparation for those seeking public-and private-sector clerical positions. This essential test-prep guide includes tips on how to score high on many of themost widely used exams for jobs with federal, state and local governments; an overview of the civil service test-taking process; and subject reviews of all test areas.