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9.   In Natural Language Processing (NLP), which of the following include assigning a label or category to a piece of
                          text, sentence, or phrase based on its content?
                          a.  Classification problems                    b.  Chatbot
                          c.  Sentiment analysis                         d.  Emotion detection
                     10.  Which of the following techniques is used in Lexical Analysis to reduce words to their most basic forms?
                          a.  Parsing                                    b.  Discourse Integration

                          c.  Lemmatisation and Stemming                 d.  Part of Speech Tagging
                     11.  How do chatbots fundamentally alter the corporate landscape?
                          a.  By providing automatic document translation services
                          b.  By being more efficient than people and connecting with a wider audience on messaging apps
                          c.  By filtering emails more effectively than human agents

                          d.  By summarising long documents into shorter versions
                     12.  Which of the following applications of NLP is mentioned as helping users make well-informed decisions on risk
                          management and claims?
                          a.  Sentiment Analysis                         b.  Document Analysis
                          c.  Email Filtering                            d.  Voice Assistants
                 B.   Fill in the blanks.
                     1.   Machines  and  humans  are            related. The existence of machines  is  not possible  without human
                          efforts and purpose of machines fail if they don’t justify human needs.
                     2.   Auto-translate is an example of          tools.
                     3.                  and               are similar but one identifies emotion and other finds out the emotional
                          intensity.
                     4.                  are also known as chat agents or virtual assistants.
                     5.   Syntactic analysis includes tagging words and sentences with     .

                     6.                  employs machine learning to examine complicated emotions such as fear, anger, sadness, love,
                          and frustration.

                     7.   In order to design a complete structure of a chatbot we need   ,              and              .
                     8.   To overcome the level of uncertainity and error, well-designed AI systems not only provide a response but also a
                          confidence value, which indicates the system's degree of      in its classification.

                     9.   A chatbot’s             is the messaging channel via which users engage, and it has an easy-to-use interface.
                     10.  The dialog encompasses every possible           a user might use.

                 C.   State whether the following statement is true or false.
                     1.   Human language is extremely simple, with strange expressions that appear to synchronise with
                          every other thing.

                     2.   Understanding is listening to your opponent’s arguments and opinions, then present a convincing
                          altercation that further proves your case.

                     3.   Entity can also be defined as a noun representing a person, place, a thing such as product name,
                          technical phrase, or domain-specific concepts.
                     4.   In coreference resolution, system determines, when different words refer to the same entity.
                     5.   NLP is a subfield of Artificial Intelligence (AI) that enables computers to understand, generate, and
                          enhance human speech.
                     6.   Chatbots that work well with small amounts of data are called AI-based chatbot.

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