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4.3.3 Action and use of circuit components

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Question 54

An OR gate has two inputs and one output.

Which truth table represents the action of the OR gate?

A
input 1input 2output000010100111 \begin{array}{|c|c|c|}\hline \text{input 1} & \text{input 2} & \text{output} \\ \hline 0 & 0 & 0 \\ \hline 0 & 1 & 0 \\ \hline 1 & 0 & 0 \\ \hline 1 & 1 & 1 \\ \hline \end{array} input 10011​input 20101​output0001​​
B
input 1input 2output000011101111 \begin{array}{|c|c|c|}\hline \text{input 1} & \text{input 2} & \text{output} \\ \hline 0 & 0 & 0 \\ \hline 0 & 1 & 1 \\ \hline 1 & 0 & 1 \\ \hline 1 & 1 & 1 \\ \hline \end{array} input 10011​input 20101​output0111​​
C
input 1input 2output001010100110 \begin{array}{|c|c|c|}\hline \text{input 1} & \text{input 2} & \text{output} \\ \hline 0 & 0 & 1 \\ \hline 0 & 1 & 0 \\ \hline 1 & 0 & 0 \\ \hline 1 & 1 & 0 \\ \hline \end{array} input 10011​input 20101​output1000​​
D
input 1input 2output001011101110 \begin{array}{|c|c|c|}\hline \text{input 1} & \text{input 2} & \text{output} \\ \hline 0 & 0 & 1 \\ \hline 0 & 1 & 1 \\ \hline 1 & 0 & 1 \\ \hline 1 & 1 & 0 \\ \hline \end{array} input 10011​input 20101​output1110​​
Markscheme

4.3.3 Action and use of circuit components Questions

  1. IGCSE
  2. /Physics
  3. /4.3.3 Action and use of circuit components

67 exam-style questions on CIE IGCSE Physics 4.3.3 Action and use of circuit components. Each one has a worked solution and a mark scheme showing where the marks go.

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