Bernard J. Duroc-Danner is the CEO of which company?

• A. Schlumberger
• B. Halliburton
• C. Baker Hughes
• D. Weatherford

Answer: (B)

This question tests your knowledge of who leads major oilfield-services firms. Bernard J. Duroc-Danner is the CEO of Halliburton, a global provider of drilling, formation evaluation, and other oilfield services. He oversees the company’s overall strategy, operations, and governance across its worldwide business.

The other names correspond to other companies in the same industry, each with different leaders, which is why the pairing with Halliburton is the correct one.