Page 304 - AI Ver 1.0 Class 10
P. 304

D.  Match the following:
                 1.  Chatbot                                a.  Data Acquisition

                 2.  Surveys                                b.  Virtual assistants
                 3.  Who canvas                             c.  Make conversation
                 4.  Sentiment Analysis                     d.  Feedback

                 5.  Alexa                                  e.  Stakeholders
                                               SECTION B (Subjective Type Questions)


              A.  Short answer type questions:
                  1.  What are the two different ways of creating automatic text summarisation?
                Ans.  There are two different ways of creating Automatic text summarisation:
                    •  Extractive summarization: In this the selected text, phrases, sentences or sections are picked up from the scattered
                      resources and joined appropriately to form a concise summary.
                    •  Abstractive Summarization: In this, the summary is created by interpreting the text from multiple resources using
                      advanced NLP techniques. This new summary may or may not have text, phrases or sentences from the original
                      documents.
                  2.  Name the techniques of Natural Language Processing.
                Ans.  The techniques of NLP are: Bag of Words and Term Frequency and Inverse Document Frequency (TFIDF)
                  3.  Give one example each of stemming and Lemmatization.
                Ans.  Stemming
                    Healed, healing, heal
                    Studies, studied, StudiL
                    emmatization:
                    Studies  Study
                    Studied  Study
                  4.  Perform the given operations on the following words:
                    a. Knives       Stemming             Kniv
                    b. Caring       Stemming             Car
                    c. Studies      Lemmatization        Study
                    d. Caring       Lemmatization        Care

              B.  Long answer type questions:
                  1.  Differentiate between script bot and smart bot.
               Ans.

                                         Script bot                                       Smart bot
                     These are simple chatbots with limited functionalities.  These are flexible, powerful, AI based models that have
                                                                       wider functionalities.

                     They  are  scripted  based  on  a  task  and  follow  a  They  support  machine  learning  algorithms that  make
                     predetermined route to get the work done.         a  machine learn from the  experience.  They  simulate
                                                                       human-like interactions with the users.
                     Script bots are easy to make and need either no or very  Smart bot requires a lot of programming and work on
                     less programming skills.                          bigger databases and other resources to help the model
                                                                       understand the context of interactions.





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