OSID - osid.assessment.QuestionList Service Interface Definition

Interface	osid.assessment.QuestionList
Implements	`osid.OsidList`
Used By	`osid.assessment.AssessmentSession`
Description	Like all `OsidLists`, `QuestionList` provides a means for accessing `Question` elements sequentially either one at a time or many at a time. Examples: while (ql.hasNext()) { Question question = ql.getNextQuestion(); } or while (ql.hasNext()) { Question[] question = al.getNextQuestions(ql.available()); }
Method	getNextQuestion
Description	Gets the next `Question` in this list.
Return	`osid.assessment.Question`		the next `Question` in this list. The `hasNext()` method should be used to test that a next `Question` is available before calling this method.
Errors	ILLEGAL_STATE		no more elements available in this list
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getNextQuestions
Description	Gets the next set of `Question` elements in this list which must be less than or equal to the number returned from `available()`.
Parameters	`cardinal`	`n`	the number of `Question` elements requested which should be less than or equal to `available()`
Return	`osid.assessment.Question[]`		an array of `Question` elements. The length of the array is less than or equal to the number specified.
Errors	ILLEGAL_STATE		no more elements available in this list
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.