AP PGECET 2017 Question Papers: Download Question Paper & Answer Key PDFs

AP PGECET 2017 Questions

• 1.

  Consider the system of equations:
  \[ x + 2y - z = 3 \\ 2x + 4y - 2z = 7 \\ 3x + 6y - 3z = 9 \]
  Which of the following statements is true about the system?
  

  • The system has a unique solution.
    
  • The system has infinitely many solutions.
    
  • The system has no solution.
    
  • The system has finitely many solutions but not unique.
    
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• 2.

  The multiple access method used in Global Positioning Systems is ________.

  • FDMA
    
  • CDMA
    
  • WDMA
    
  • TDMA
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• 3.

  National Remote Sensing Day is celebrated on ________ every year.

  • August 12
    
  • June 5
    
  • November 14
    
  • August 15
    
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• 4.

  SDI stands for

  • Spatial Data Interface
    
  • Spatial Data Infrastructure
    
  • Spatial Data Intention
    
  • Spatial Data International
    
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• 5.

  Suppose \( R_1 \) and \( R_2 \) are reflexive relations on a set \( A \). Which of the following statements is correct?
  

  • \( R_1 \cap R_2 \) is reflexive and \( R_1 \cup R_2 \) is irreflexive
    
  • \( R_1 \cap R_2 \) is irreflexive and \( R_1 \cup R_2 \) is reflexive
    
  • Both \( R_1 \cap R_2 \) and \( R_1 \cup R_2 \) are irreflexive
    
  • Both \( R_1 \cap R_2 \) and \( R_1 \cup R_2 \) are reflexive
    
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