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

Limited Time Offer

25%

Off

Get Premium 101-500 Questions as Interactive Web-Based Practice Test or PDF

Contribute your Thoughts:

Submit Cancel

Herminia

28 days 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!

upvoted 0 times

Jovita

7 days ago

B) Match the preceding qualifier zero or more times.

upvoted 0 times

...

Marg

16 days ago

A) Match the preceding qualifier one or more times.

upvoted 0 times

...

Lea

1 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.

upvoted 0 times

Oliva

1 days ago

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

upvoted 0 times

...

Roxanne

2 days ago

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

upvoted 0 times

...

Johnna

9 days ago

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

upvoted 0 times

...

Brittni

2 months ago

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

upvoted 0 times

...

Lauryn

2 months ago

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

upvoted 0 times

...

Christiane

2 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!

upvoted 0 times

Lauran

9 days ago

C) Match the preceding qualifier zero or one times.

upvoted 0 times

...

Alease

14 days ago

B) Match the preceding qualifier zero or more times.

upvoted 0 times

...

Arlen

23 days ago

A) Match the preceding qualifier one or more times.

upvoted 0 times

...

Hannah

2 months ago

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

upvoted 0 times

...

Sabina

3 months ago

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

upvoted 0 times

...