TS PGECET 2017 Computer Science and Information Technology Question Paper with Answer Key PDFs (May 31 - Afternoon Session)

TS PGECET Questions

• 1.

  The quantum confinement effect in nanoparticles is observed when:

  • The particle size is larger than 1 micron
    
  • The particle size is smaller than the electron’s de Broglie wavelength
    
  • The particle is in a vacuum
    
  • The temperature is near absolute zero
    
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• 2.

  The top-down approach in nanofabrication refers to:

  • Building structures atom-by-atom
    
  • Assembling molecules using biological processes
    
  • Carving or shaping materials into nanoscale structures
    
  • Using chemical vapor deposition for coating
    
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• 3.

  The term "carrying capacity" refers to:

  • The maximum number of species that can be supported in a specific habitat
    
  • The ability of the environment to recover from human impact
    
  • The total energy consumed by humans over a period
    
  • The number of natural disasters an area can withstand
    
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• 4.

  Bioremediation is a process used to:

  • Increase crop yield using synthetic fertilizers
    
  • Treat environmental pollutants using microorganisms
    
  • Control noise pollution in urban areas
    
  • Enhance fossil fuel combustion efficiency
    
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• 5.

  The Environmental Impact Assessment (EIA) is used to:

  • Estimate the financial profitability of a project
    
  • Predict environmental consequences of proposed initiatives
    
  • Replace the need for environmental regulations
    
  • Design new energy-efficient equipment
    
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• 6.

  Which one of the following gases is not a greenhouse gas?

  • Methane (CH$_4$)
    
  • Carbon dioxide (CO$_2$)
    
  • Nitrous oxide (N$_2$O)
    
  • Oxygen (O$_2$)
    
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