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Digital Logic - Combinational Circuits

Avatto > > GATE COMPUTER SCIENCE > > Practice Questions > > Computer Science And Information Technology > > Digital Logic > > Combinational Circuits

51. For the circuit shown for AB = 00, AB = 01, C, S values respectively are For the circuit shown for AB = 00, AB = 01, C, S values respectively are

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52. What logic gate is represented by the circuit shown below? What logic gate is represented by the circuit shown below

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53. The circuit shown below is the The circuit shown below is the

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54. In the following gate network which gate is redundant? In the following gate network which gate is redundant

  • Option : B
  • Explanation : Before Gate No. 4 being removed Output, F= xyz' + w'z + w' After Gate No. 4 being removed, Output, F = xyz' + z = xyz' + z
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55. The combinational circuit given below is implemented with two NAND gates. To which of the following individual gates is its equivalent? The combinational circuit given below is implemented with two NDA gates

  • Option : C
  • Explanation : [ (a.b) '. (a.b) ' ] '= ((a.b)')' + ((a.b)')' = ( a.b)+ (a.b) =(a.b)
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Combinational Circuits