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2.  Through a step-by-step process, calculate TFIDF for the given corpus                                                                                   SECTION B (Subjective Type Questions)
                    Document 1: Jack and Jill went uphill
                                                                                                                                               Short answer type questions.
                    Document 2: Jack fell down
                                                                                                                                                1.  What is the primary benefit of using No-code NLP tools?
                    Document 3: Jill broke down
                                                                                                                                              Ans.  No-code NLP tools enable users to perform Natural Language Processing tasks without programming knowledge.
                 Assertion and Reasoning Questions.                                                                                               Different platforms offer intuitive interfaces for text mining, sentiment detection, and more.
                 Direction: Questions 3-4, consist of two statements – Assertion (A) and Reasoning (R). Answer these questions by selecting      2.  What does Voice of the customer analysis aim to measure?
                 the appropriate option given below:                                                                                          Ans.  Voice of the customer analysis helps to analyse customer feedback and gain actionable insights from it. It measures the
                  a.  Both A and R are correct and R is the correct explanation of A.                                                             gap between what customers expect and what they actually experience when they use the products or services.
                                                                                                                                                3.  Define custom dictionary.
                  b.  Both A and R are correct but R is NOT the correct explanation of A.
                                                                                                                                              Ans.  It allows users to define dictionaries with their own positive and negative terms. It offers flexibility by enabling users to
                  c.  A is correct but R is incorrect.
                                                                                                                                                  tailor sentiment dictionaries to specific contexts. The analysis follows Liu Hu's computation method.
                  d.  A is incorrect but R is correct.
                                                                                                                                                4.  What are the steps to connect the PreProcess Text to Sentiment Analysis in the process of modelling?
                  3.  Assertion (A): The lexicon of a language includes not only words but also their meanings.
                                                                                                                                              Ans.  The steps to connect the PreProcess Text to Sentiment Analysis in the process of modelling are:
                    Reasoning (R): Lexicon is the complete set of words used in a language, including definitions, forms, and meanings.            Step 1    Add the Sentiment Analysis module to your workflow.
                  4.  Assertion (A): Sentiment analysis is valuable for assessing market shifts, such as trends in fashion or customer preferences.  Step 2      Connect the PreProcess Text to Sentiment Analysis by dragging the output from PreProcess Text to
                     Reasoning (R): By analysing public sentiment over time, sentiment analysis can provide businesses with valuable                         the input of Sentiment Analysis.
                    insights into market trends and emerging consumer preferences.
                                                 Exercise (Practical)                                                                                                              Unsolved Questions


                                                                                                                                                                             SECTION A (Objective Type Questions)
                                                       Solved Questions                                                                           uiz


                                                                                                                                               Tick ( ) the correct option.
                                               SECTION A (Objective Type Questions)
                     uiz                                                                                                                        1.  Which of the following statements correctly describes the Compound Score in sentiment analysis?

                 Tick ( ) the correct option.                                                                                                     a.  It is the score that only measures positive sentiment.
                                                                                                                                                  b.  It combines positive, negative and neutral scores to indicate the overall sentiment of the review.
                  1.  Which of the following platforms is NOT a no-code NLP tool?
                    a.  Orange Data Mining                             b.  MonkeyLearn                                                            c.  It measures the length of the review text.
                                                                                                                                                  d.  It only considers the neutral score and ignores positive and negative scores.
                    c.  spaCy                                          d.  MeaningCloud
                  2.  During Customer Feedback Analysis, the step where we identify positive or negative sentiment in feedback is called:       2.  What is the range of the Compound Score?
                    a.  Topic Modeling                                 b.  Data Collection                                                        a.  –1 to 0                                        b.  –1 to +1

                    c.  Sentiment Analysis                             d.  Preprocessing                                                          c.  0 to +1                                        d.  0 to 100
                  3.  Which of the following allows users to define dictionaries with their own positive and negative terms?                    3.  The IMDb database was first published in:
                    a.  Liu Hu                                         b.  SentiArt                                                               a.  1990                                           b.  1998

                    c.  Custom Dictionary                              d.  Vader                                                                  c.  2000                                           d.  1995
                  4.  The Orange Data Mining Tool provides a user-friendly interface that is:                                                   4.  SentiArt sentiment analysis method is based on:
                    a.  Code-based                                     b.  Command-line based                                                     a.   Lexicons                                      b.  Vector space models

                    c.  Drag-and-drop visual workflow interface        d.  Based on voice commands                                                c.   Machine learning algorithms                   d.  Predefined sentiment rules

                  5.  Who originally created IMDb?                                                                                              5.  Which feature allows users to define their own positive and negative terms for sentiment analysis, providing flexibility
                    a.  Jeff Bezos                                     b.  Col Needham                                                            to tailor sentiment dictionaries to specific contexts?
                    c.  Bill Gates                                     d.  Mark Zuckerberg                                                        a.  Liu Hu Method                                  b.  Sentiment Analyser
                                                                                                                                                  c.  Custom Dictionary                              d.  Vader Analysis

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