NPTEL Natural Language Processing Week 12 Assignment Answers 2025
1. Which of the following is false about affective states typology?
1. Emotion: angry, proud
2. Mood: Cheerful, depressed
3. Interpersonal stances: valuing, desiring
4. Attitudes: liking, loving
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2. Which of the following are indicators of Irrealis moods?.
1. Negative polarity items like ‘any’ and ‘anything)
2. Conditional markers such as “lf.
3. Certain verbs like expect, doubt
4. All of the above
Answer :-
3. Which of the following lexicons are more appropriate for describing arousal?
1. Unhappy, bored
2. Calm, relaxed
3. Energetic, lively
4. Sleepy, drowsy
Answer :-
4. Which of the following is/are false?
1. The words hate, tough represents negative emotion
2. The words nice, ‘sweet belong to the class of affective processes
3. The words maybe, ‘guess’ don’t belong to cognitive processes
4. ‘relaxation’ is an example of low arousal, high pleasure word
Answer :-
5. Sentiment lexicons can be learned using intuitions such as:
1. Same polarity words are connected by “and”
2. Opposite polarity words are connected by “but”
3. Both (1) and (2)
4. None of the above
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6. Which of the following are true?
1. Emotions are instinctive and usually short-lived, whereas sentiments are more stableand valid for a longer period of time.
2. Polarity shift technique is performed to handle normalization problems
3. Sentiment lexicons can be learned using intuitions such as same polarity words are connected by “and.
4. 1 & 2
Answer :-
7. Consider the sentence: “The camera was impressive; however, the battery life and display were terrible.” Which of the following are true?
1. Aspect: “camera,” Sentiment: Positive, Opinion Phrase: “impressive.”
2. Aspect: “battery life,” Sentiment: Negative, Opinion Phrase: “terrible.”
3. Aspect: “display,” Sentiment: Negative, Opinion Phrase: “terrible.”
4. Only (1) and (3)|
Answer :-
8. Which of the following is false?
1. Even if the aspects are well understood, it is not possible to use supervised classification
2. Identification of Implicit aspects is challenging
3. Detecting same opinion phrases having different sentiments for different aspects is a challenging task
4. Aspect based sentiment analysis problem can be solved by deep learning framework
Answer :-
9. Consider the sentence: “The service was excellent, but the food quality was
disappointing.” Which of the following is/are true?
1. Aspect: “service,” Sentiment: Positive, Opinion Phrase: “excellent.”
2. Aspect: “food,” Sentiment: Negative, Opinion Phrase: “disappointing.”
3. Aspect: “meal,” Sentiment: Negative, Opinion Phrase: “disappointing.”
4. Only (1) and (2)
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