Quiz Chapter 6 : Understanding Human Language

What is the main goal of Natural Language Processing (NLP)?

• To make computers communicate using programming languages

• To enable machines to understand and process human language

• To translate between computer codes

• To recognize only written language

Which of the following is NOT a key NLP technique?

• Tokenization

• Stemming

• Lemmatization

• Compilation

What does tokenization do?

• Removes stopwords

• Converts text into individual words or sentences

• Converts tokens into sound

• Combines multiple words into one

In tokenization, which Python library is commonly used?

• nltk

• numpy

• matplotlib

• opencv

What is the output of word_tokenize('AI is fun!')?

• ['AI is fun']

• ['AI', 'is', 'fun', '!']

• ['AI', 'is', 'fun!']

• ['AI_is_fun']

Which type of tokenization divides text into sentences?

• word_tokenize

• sent_tokenize

• char_tokenize

• paragraph_tokenize

Stemming reduces words to their:

• Base form

• Dictionary form

• Root form

• Original sentence

The Porter Stemmer algorithm is used for:

• English language

• Bahasa Melayu

• Chinese

• French

Which of the following may result from stemming?

• Only dictionary words

• Sometimes non-dictionary words

• Always verbs only

• Sentences

Lemmatization differs from stemming because it:

• Is faster but less accurate

• Uses dictionary-based meaning for accurate base form

• Removes suffixes only

• Ignores word meaning