NLP 25

Which library in Python is commonly used for NLP tasks?

• Numpy

• TensorFlow

• NLTK

• Keras

Which module is used in Python for regular expressions?

• 'regex'

• 're'

• 'regexp'

• 'rex'

Which character is used to represent zero or more occurrences of the preceding character in a regular expression?

• +

• ?

• *

• $

What does the \b in a regular expression pattern represent?

• Beginning of a string

• 
  End of a string

• Word boundary

• Any character

In a regular expression, what does [a-zA-Z] represent?

• Matches any single character

• Matches any lowercase character

• Matches any uppercase character

• Matches any letter

What does the \s in a regular expression pattern represent?

• Any character

• • Any digit

  
  

• Any whitespace character

• Any special character

What does the "re.fullmatch()" method do in Python RegEx?

• Matches a pattern anywhere in the string

• Matches the entire string against a pattern

• Returns the first occurrence of a pattern

• Performs a case-sensitive search

What is primary goal of NLP

• To generate random text

• To analyze only written text

• To automate data visualization

• To understand, interpret, and generate human language
  

Which NLP task involves determining the grammatical structure of a sentence, including its parts of speech(e.g., noun, verb, adjective)

• Named entity Recognition

• Sentiment Analysis

• Part-of-speech Tagging

• Machine Translation

Which of the following is a common preprocessing step in NLP for converting text to a uniform format by removing punctuation, capitalization, and stopwords?

• Stemming

• Tokenization

• Lemmatization

• Normalization