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For each, select how the ? question mark symbol is being used in that regular expression. The options are: Enables a flag. Matches the literal question mark ? symbol. Matches a non-word boundary. Creates a non-capturing group. Makes a quantifier reluctant. Greedy quantifier for one or not at all. 1. [i?]s 2. (i)?s 3. (?i)s+ 4. (?:i)s+ 5.  (i)?s

For each, select how the ? question mark symbol is being used in that regular expression. The options are: Enables a flag. Matches the literal question mark ? symbol. Matches a non-word boundary. Creates a non-capturing group. Makes a quantifier reluctant. Greedy quantifier for one or not at all. 1. [i?]s 2. (i)?s 3. (?i)s+ 4. (?:i)s+ 5.  (i)?s

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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For each, select how the ? question mark symbol is being used in that regular expression. The options are:

Enables a flag.
Matches the literal question mark ? symbol.
Matches a non-word boundary.
Creates a non-capturing group.
Makes a quantifier reluctant.
Greedy quantifier for one or not at all.

1. [i?]s

2. (i)?s

3. (?i)s+

4. (?:i)s+

5.  (i)?s

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