List of top Questions asked in CBSE CLASS XII

Under the Keynesian theory, ‘Reference Line’ is a straight line passing through the origin drawn at an angle of ..............
According to the data presented in the Union Budget 2023 – 24, the total receipts of the government (other than borrowings), and the total expenditure are estimated as ₹ 20 lakh crore and ₹ 45 lakh crore respectively. Therefore, the value of ........... deficit would be ₹ 25 lakh crore. (Choose the correct option to fill in the blank)
Read the following statements carefully :
Statement 1 : Marginal Propensity to Consume (MPC) exhibits the consumption per unit of income.
Statement 2 : As the national income of a country rises, the proportionate increase in the consumption is always more than the increase in the income.
In the light of the given statements, choose the correct option from the following :
In a two-sector economy, Aggregate Supply can be determined by adding .............. and .............. (Choose the correct option to fill in the blanks)
Read the following statements carefully :
Statement 1 : Foreign aids are the capital receipts for the government.
Statement 2 : Disinvestments may lead to a decrease in the assets of the government.
In the light of the given statements, choose the correct option from the following :
From the following, identify the situation which indicates the Current Account Surplus (CAS) in Balance of Payments (BOP) account of a nation.
To arrive at the value of Net Value Added at Market Price (NVA$_{MP}$), ....... must be ....... to/from Gross Value Added at Market Price (GVA$_{MP}$). (Choose the correct option to fill in the blanks)
Identify, which of the following does not represent a public good. (Choose the correct option)
Market forces of demand and supply, actively interact under ........... exchange rate system to determine the foreign exchange rate. (Choose the correct option to fill in the blank)
Read the following statements carefully :
Statement 1 : During deflationary gap, the Central Bank of a country may increase the repo rate.
Statement 2 : The government can reduce the deflationary gap by purchasing Government Securities (G-Sec) in the open market.
In the light of the given statements, choose the correct option from the following :

Which of the following is a better data story? Give reasons.

 

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.