Two years into the Reagan administration, it's time to separate the professionals from the amateurs in this town. Memorizing a line or two from "Bedtime for Bonzo" and knowing that Holmes Tuttle owns a Los Angeles car dealership used to qualify anyone as a Reagan trivia expert. But now we're playing for keeps.

Courtesy of Ron Brownstein and Nina Easton, the two employes of Ralph Nader who compiled Reagan's Ruling Class: Portraits of the President's Top 100 Officials, comes this ultimate administration trivia quiz. Answer them all correctly and you get a regular table at Maison Blanche.

1. When he ran for a statewide California post, which longtime Reagan intimate was accused by one broadcaster of being the Communist Party's candidate?

2. What recent Hollywood film features the exploits of the Justice Department's No. 3 official, Rudolph Giuliani?

3. Which Pentagon official was the topic of a book, written in Portuguese, accusing him of being a CIA spy?

4. What is Army Secretary John Marsh's favorite war?

5. This Reagan intimate once wanted to be a priest, but he opted for law school until the dean, Father Donovan, suggested he might be better off in another field. Name him.

6. This controversial chairman of a regulatory agency has practiced law with William French Smith, made a movie in Europe, opened a spark-plug distributorship in Las Vegas and is a close ally of Nevada's Sen. Paul Laxalt. Who is he?

7. Name the administration tennis enthusiast who once played on the U.S. Junior Davis Cup Tennis Team.

8. Which agency head was thrown out of the Nixon White House for not following the rules?

9. As a 23-year-old White House aide fresh out of Harvard in 1970, this top budget official was sent around the country by President Nixon to learn why college students showed disrespect for their national leaders. Name him.

10. Which of the following financial industry regulators was once the heavyweight wrestling champion of New Zealand?

a. Richard Pratt, Federal Home Loan Bank Board chairman.

b. John Heimann, comptroller of the currency.

c. John Shad, Securities and Exchange Commission chairman.

11. Which of the following officials served during the Reagan administration transition months as vice-chairman for candlelight dinners?

a. Mary Jarratt, assistant secretary, food and consumer services.

b. Robert Nimmo, Veterans Administration chief.

c. Nancy Harvey Steorts, Consumer Product Safety Commission chairman.

12. During his career, Justice Department offical D. Lowell Jensen prosecuted these celebrated cases: Black Panther leader Huey Newton's murder trial; the kidnapping (of Patricia Hearst) trial of William and Emily Harris; the murder trial of two Symbianese Liberation Army leaders, and the prosecution of several hundred University of California students arrested during a Free Speech Movement sit-in led by Mario Savio. On which case did White House counselor Ed Meese lend a hand?

13. At the exclusive Bohemian Grove in northern California, William French Smith prefers the Mandalay Camp, renowned for its gin and lemon juice drinks, Welsh rarebit dinners and plush furnishings. What other cabinet secretary frequents Mandalay?

ANSWERS: 1. Caspar Weinberger. 2. "Prince Of the City." 3. Deputy Defense Secretary Frank Carlucci. 4. The American Revolution ("Our revolution in many ways seemed to be based on reason," he notes.) 5. National Security Adviser William Clark. 6. Interstate Commerce Commission chairman Reese Taylor. 7. Shelby Brewer, assistant secretary of energy. 8. ACTION Director Thomas Pauken, who wrote an unauthorized critique of Russia for U.S. News & World Report after a White House-sponsored visit there. 9. Christopher DeMuth, administrator, Office of Information and Regulatory Affairs. 10. a. 11. c. 12. The University of California "free speech" case. 13. George Shultz.