LPI Exam 101-500 Topic 4 Question 110 Discussion

Actual exam question for LPI's 101-500 exam

Question #: 110
Topic #: 4

[All 101-500 Questions]

What does the ? symbol within regular expressions represent?

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.

Show Suggested Answer

Suggested Answer: C

by Nada at Apr 08, 2025, 11:42 AM

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Herminia

2 months ago

Wait, is the ? symbol a wildcard that matches anything? I'm just kidding, I know it's for matching the preceding qualifier zero or one times. Easy peasy!

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Virgina

22 days ago

D) Match a literal ?character.

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Lamonica

26 days ago

C) Match the preceding qualifier zero or one times.

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Jovita

2 months ago

B) Match the preceding qualifier zero or more times.

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Marg

2 months ago

A) Match the preceding qualifier one or more times.

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Lea

3 months ago

Option C is the way to go here. The ? symbol is a greedy quantifier, and that's exactly what the question is asking for.

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Oliva

2 months ago

Yes, that's correct. It's important to understand the different quantifiers in regular expressions.

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Roxanne

2 months ago

I agree, the ? symbol is a greedy quantifier so it matches zero or one times.

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Johnna

2 months ago

I think the answer is C) Match the preceding qualifier zero or one times.

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Brittni

3 months ago

I'm pretty sure it means matching the preceding qualifier one or more times.

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Lauryn

3 months ago

I believe it actually represents matching the preceding qualifier zero or more times.

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Christiane

3 months ago

Haha, I remember when I thought the ? symbol meant 'match a literal question mark.' Boy, was I in for a surprise on the exam!

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Lauran

2 months ago

C) Match the preceding qualifier zero or one times.

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Alease

2 months ago

B) Match the preceding qualifier zero or more times.

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Arlen

2 months ago

A) Match the preceding qualifier one or more times.

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Hannah

3 months ago

The ? symbol definitely represents matching the preceding qualifier zero or one times. That's just basic regex knowledge!

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Sabina

4 months ago

I think the ? symbol represents matching the preceding qualifier zero or one times.

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