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Welcome to the Regular Expressions and Files MCQs Page

Dive deep into the fascinating world of Regular Expressions and Files with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Regular Expressions and Files, a crucial aspect of Python. In this section, you will encounter a diverse range of MCQs that cover various aspects of Regular Expressions and Files, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Python.

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Check out the MCQs below to embark on an enriching journey through Regular Expressions and Files. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Python.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Regular Expressions and Files. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Regular Expressions and Files MCQs | Page 1 of 10

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Q1.
Which module in Python supports regular expressions?
Discuss
Answer: (a).re
Q2.
Which of the following creates a pattern object?
Discuss
Answer: (c).re.compile(str)
Discuss
Answer: (a).matches a pattern at the start of the string
Discuss
Answer: (b).matches a pattern at any position in the string
Q5.
What is the output of the following?
sentence = 'we are humans'
matched = re.match(r'(.*) (.*?) (.*)', sentence)
print(matched.groups())
Discuss
Answer: (a).(‘we’, ‘are’, ‘humans’)
Q6.
What is the output of the following?
sentence = 'we are humans'
matched = re.match(r'(.*) (.*?) (.*)', sentence)
print(matched.group())
Discuss
Answer: (d).‘we are humans’
Q7.
What is the output of the following?
sentence = 'we are humans'
matched = re.match(r'(.*) (.*?) (.*)', sentence)
print(matched.group(2))
Discuss
Answer: (c).‘humans’
Q8.
What is the output of the following?
sentence = 'horses are fast'
regex = re.compile('(?P<animal>\w+) (?P<verb>\w+) (?P<adjective>\w+)')
matched = re.search(regex, sentence)
print(matched.groupdict())
Discuss
Answer: (a).{‘animal’: ‘horses’, ‘verb’: ‘are’, ‘adjective’: ‘fast’}
Q9.
What is the output of the following?
sentence = 'horses are fast'
regex = re.compile('(?P<animal>\w+) (?P<verb>\w+) (?P<adjective>\w+)')
matched = re.search(regex, sentence)
print(matched.groups())
Discuss
Answer: (b).(‘horses’, ‘are’, ‘fast’)
Q10.
What is the output of the following?
sentence = 'horses are fast'
regex = re.compile('(?P<animal>\w+) (?P<verb>\w+) (?P<adjective>\w+)')
matched = re.search(regex, sentence)
print(matched.group(2))
Discuss
Answer: (d).‘are’
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