Page 362 - AI Ver 1.0 Class 9
P. 362

5.  Answer any 5 out of the given 6 questions.                                          (1 × 5 = 5 marks)
           (i)  Amazon had been working on a secret AI recruiting tool. The Machine-learning specialists uncovered a big problem:
              their  new recruiting engine did not like women. The system taught  itself that  male candidates were preferable.
              It penalized the resumes that included “women”. This led to the failure of tool. This is an example of   1
              a)  Data Privacy          b)  AI Access                 c)  AI Bias          d)  Data Exploration
           (ii)  ………………………. is the aim of GOAL 13 of the SDGs.                                                  1
              a)  Climate Action        b)  Life Below Water          c)  Life on Land      d)  Gender Equality

          (iii)  ………………………. is the starting node in a decision tree.                                            1
              a)  Leaf node             b)  Branch node               c)  Root node        d)  Decision node

          (iv)  Each node of the hidden layer has its own ………………………. algorithm which it executes on the data received by the input
              layer.                                                                                            1
              a)  Machine learning       b)  Machine-fed              c)  Rule-based       d)  AI

           (v)  ………………………. model works on continuous data.                                                      1
              a)  Classification        b)  Regression                c)  Modularisation      d)  Reinforcement
          (vi)  ………………………. does not come under Data Acquisition.                                                1
              a)  Sources of data       b)  4Ws problem canvas        c)  Data features      d)  Web Scraping


                                 SECTION B: SUBJECTIVE TYPE QUESTIONS

           Answer any 3 out of the given 5 questions on Employability Skills.                   (2 × 3 = 6 marks)
            6.  Mention any 2 advantages of written communication.                                              2
            7.  Mention any 2 benefits of self-management.                                                      2
            8.  What is an operating system? Give 2 examples of an operating system.                            2
            9.  Mention any 2 challenges of Entrepreneurship.                                                   2
           10.  State any 2 basic components of a Green Economy.                                                2

           Answer any 4 out of the given 6 questions in 20–30 words each.                       (2 × 4 = 8 marks)
           11.  Mention any 2 advantages of using AI.                                                           2
           12.  State the ways in which you can collect data.                                                   2
           13.  Name any 4 data visualization techniques.                                                       2
           14.  What is a Learning-based AI Model? Explain with an example.                                     2
           15.  Mention 2 points to remember while making a decision tree.                                      2
           16.  What is Clustering? Give an example.                                                            2
           Answer any 3 out of the given 5 questions  in 50–80 words each.                     (4 × 3 = 12 marks)
           17.  Explain the different features of Neural Networks.                                              4
           18.  The iterative process is an important approach of problem scoping that helps in continually improving a design or
              product using an AI model. It involves creating a prototype and testing it, and repeating this cycle until you reach a
              desired AI model. What are the main advantages of using an iterative approach in problem scoping?   4
           19.  Consider the following scenario/situations:                                                     4
               An IT company received a lot of support tickets for their operations. These tickets are categorized into Urgent, Important
              and Business as usual. The issue faced by the operations is that they are not able to classify them properly which leads
              to delay in response.
               Can you think of a classification system to solve this problem? Create a 4W Project Canvas for this purpose.
           20.  What are the differences between Rule-based approach and Machine Learning approach.             4
           21.  Kalpesh is a botanist who is researching how temperature affects a particular culture of bacteria. While researching he
              found that with the increase in temperature the bacterial growth steadily increases, then the growth plummets. Based
              on this information answer the following questions:
               a.  Which AI model is best to represent this situation? Justify your answer.
               b.  Plot a graph to show the trend of this data.                                                 4
                  360   Touchpad Artificial Intelligence-IX
   357   358   359   360   361   362   363   364   365   366