Complete the truth tables for the logic gates below

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. Note that you will lose points if you ask for hints!



 
INPUT A OUTPUT
0 1
1 0


 
INPUT A INPUT B OUTPUT
0 0 0
0 1 0
1 0 0
1 1 1

 
INPUT A INPUT B OUTPUT
0 0 0
0 1 1
1 0 1
1 1 1

 
INPUT A INPUT B OUTPUT
0 0 1
0 1 0
1 0 0
1 1 1
 
 
INPUT A INPUT B OUTPUT
0 0 1
0 1 1
1 0 1
1 1 0

 
INPUT A INPUT B OUTPUT
0 0 1
0 1 1
1 0 1
1 1 0

 
INPUT A INPUT B OUTPUT
0 0 0
0 1 1
1 0 1
1 1 0