NOTE: Please compare to sense 2 carefully, particularly in examples of "question why, whether, how" etc. Both senses can be used in this frame. It is up to the tagger to look at the context and use intuition to decide if information is being sought (sense 1) or if doubt and challenge are involved (sense 2).
They questioned him for about 20 minutes in his office.
I often questioned her as to this after we became friends.
Several men were questioned by police yesterday about the burglary.
68% of those questioned in the poll thought noise levels had increased.
He questioned whether we would hold a Board meeting next month.
Another member questioned how a student would know of changes being made.
WordNet 3.0 Sense Numbers: 2, 3, 4
Yes, I do question your judgement.
I questioned the wisdom of taking so many pills.
Our results question whether early treatment with the drug really improved survival.
The panel questioned why ISP traffic could not be considered as two calls.
They questioned whether the situation was really as desperate as described.
The committee questioned whether a representative sample of subjects could be obtained.
WordNet 3.0 Sense Numbers: 1, 5