What does NLP stand for?

• Natural Language Processing

• Neural Learning Prediction

• Non-Logical Processing

• Natural Logic Program

What is tokenization in NLP?

• Encrypting the text

• Breaking text into tokens

• Removing stop words

• Part-of-speech tagging

Which library is used for tokenization in Python?

• NumPy

• NLTK

• Pandas

• Scikit-learn

Which function is used for word tokenization in NLTK?

• split_words()

• tokenize_words()

• word_tokenize()

• token_word()

Which function in logistic regression maps input to output between 0 and 1?

• ReLU

• Softmax

• Sigmoid

• Tanh

Logistic Regression is used for:

• Regression tasks

• Classification tasks

• Clustering

• Dimensionality reduction

What is the range of the sigmoid function?

• [0, ∞)

• [-1, 1]

• [0, 1]

• (-∞, ∞)

Formula of sigmoid function is:

• 11−ex

• 11+e−x

• exe^x

• log(1+x)

What type of problem is solved using logistic regression?

• Linear regression

• Multi-class classification

• Binary classification

• Image generation

Which library provides LogisticRegression class in Python?

• TensorFlow

• NumPy

• sklearn

• Matplotlib