LPI
101-400 · Question #108
What does the ? symbol within regular expressions represent?
The correct answer is C. Match the preceding qualifier zero or one times. See the full explanation below for the reasoning.
Question
What does the ? symbol within regular expressions represent?
Options
- AMatch the preceding qualifier one or more times.
- BMatch the preceding qualifier zero or more times.
- CMatch the preceding qualifier zero or one times.
- DMatch a literal ? character.
How the community answered
(14 responses)- A7% (1)
- B14% (2)
- C71% (10)
- D7% (1)
Community Discussion
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