CBSE Class 12 Informatics Practices Question Paper 2011 Code 90 (Series SOS)

CBSE CLASS XII Questions

• 1.

  'Stock Exchange is playing a vital role in ensuring wider share ownership by regulating new issues, better trading practices and taking effective steps in educating the public about investments.'
  The above lines highlight which function of stock exchange from the following?

  • Providing Scope for Speculation
  • Spreading of Equity Cult
  • Safety of Transactions
  • Contributes to Economic Growth
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• 2.

  A magnet held vertically, with its north pole down, is dropped along the axis of a closed solenoid placed vertically on a table. If the observer looks down from the top,

  • the induced current will flow in the anticlockwise direction.
  • the induced current will flow in the clockwise direction.
  • no induced current will flow in the solenoid.
  • the magnet will fall with a constant velocity.
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• 3.

  (i) Why do Zr and Hf exhibit similar properties ?

  (ii) "\( E^\circ \) for \( \mathrm{Mn^{3+}/Mn^{2+}} \) couple is more positive than that for \( \mathrm{Fe^{3+}/Fe^{2+}} \)." Justify the statement.

  [Atomic number : Mn = 25, Fe = 26]

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• 4.

  Identify the parts P, Q, R, S in the figure given below and select the option in the correct order.

  

  • P - Seed, Q - Thalamus, R - Mesocarp, S - Endocarp
    
  • P - Thalamus, Q - Seed, R - Endocarp, S - Mesocarp
    
  • P - Seed, Q - Thalamus, R - Endocarp, S - Mesocarp
    
  • P - Thalamus, Q - Seed, R - Mesocarp, S - Endocarp
    
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• 5.

  Anuj, Divij and Shilpa were partners in a firm sharing profits and losses in the ratio of 2:1:2. Their Balance Sheet as at 31st March, 2023 was as follows:

  Balance Sheet of Anuj, Divij and Shilpa as at 31st March, 2023

  Liabilities	Amount (Rs)	Assets	Amount (Rs)
  Capitals:		Land & Building	8,00,000
  Anuj 3,00,000		Furniture	2,40,000
  Divij 4,00,000		Stock	1,20,000
  Shilpa 5,00,000	12,00,000	Debtors	1,70,000
  Bills Payable	60,000	Cash	50,000
  Creditors	1,20,000
  	13,80,000		13,80,000

  Anuj retired on the above date on the following terms:

  (i) Anuj's share of goodwill was valued at Rs 90,000 and the same was to be treated without opening goodwill account.

  (ii) Revaluation of assets and reassessment of liabilities resulted in a gain of Rs 25,000.

  (iii) Amount due to Anuj was transferred to his loan account, to be paid in two equal yearly instalments plus interest @ 12% p.a. on the unpaid balance starting from 31st March, 2024.

  Prepare Partners' Capital Accounts and Anuj's Loan Account till it is fully discharged.

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• 6.

  ‘Taylor called for complete mental revolution on the part of both management and workers. It means that management and workers should transform their thinking.’

  The principle of Scientific Management being referred to, in the above statement is :

  • Science, not Rule of Thumb
  • Harmony, not Discord
  • Cooperation, not Individualism
  • Development of each and every person to his or her Greatest Efficiency and Prosperity
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