List of top Questions asked in CBSE CLASS XII

“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 .............
The narrative is accompanied with ............., to explain why a particular insight has been generated.
Which of the following is not an AI development platform?
Assertion (A) : MSE is a regression loss function.
Reason (R) : It is not good to use MSE if your target data is normally distributed around a mean value.
Select the appropriate option for the statements given above:
State True or False:
If there is no pattern in the data, then AI development techniques may be employed.
Why is narrative important in data storytelling?
What does the phrase “garbage in, garbage out” mean in the context of an AI project?
What is one of the long-term benefits of data storytelling?
Design thinking is extremely useful in tackling complex problems that are ill-defined or unknown. What is the primary focus of Design Thinking?
Which of the following is NOT a key activity during the scoping phase of an AI model life-cycle?
The ............. stage of an AI project cycle involves the planning and motivational aspects of your project.
Statement – I : A capstone project is the final project of an academic program.
Statement – II : For a capstone project, the students research on a topic independently.
What are the three key elements of data storytelling?
Which of the following is true about RMSE?