List of top Questions asked in CBSE CLASS XII

How do good stories emerge?

Match the following:

What is a loss function? Write the two categories of loss functions.
Explain, with an example, when to use MSE as the loss function.
Explain the following stage of every AI project life-cycle: Requirements Analysis
Explain the following stage of every AI project life-cycle: Building the Model
Picking an Analytic Approach to solve a problem is based on the type of question. Explain the given statement with suitable examples.
List any four qualities of a successful entrepreneur.
Write any two ways to minimize waste and pollution in manufacturing plants and factories.
Briefly explain the Cross Validation Procedure to validate a model.
What is Train-Test Split Evaluation? What are the two types of problems for which Train-Test Split Evaluation can be used?
Write any two factors that make storytelling a powerful and integral part of indigenous culture.
Draw a diagram to represent foundational methodology for Data Science.
“Time series decomposition involves thinking of a series as a combination of level, trend, seasonality and noise components.” Define any two of these components.
Give any two examples of each of the following with respect to evaluation of AI development platforms:
(a) Open Languages
(b) Productivity Enhancing Capabilities
List down the steps that can assist in finding compelling stories in the data sets.
Which of the following is NOT one of the open frameworks used in AI model building?
Design thinking is a 5-stage process. Which of the following is the first stage and last stage respectively?
State True or False:
Human Biases in selecting test data can adversely impact the testing phase.
Which of the following analytical approach should be used to show relationships?
There are five stages of active listening. The first stage is ‘Receiving’. Write the names of the other four stages.
Explain the term: Personality Traits. Name any two parameters that describe a personality, based on Five Factor Model.
Write steps to print a presentation.
............. is a structured approach for communicating insights drawn from data, combined with visuals and narratives.
A good model should have an RMSE value less than .............