WAEC - Computer Studies (2018 - No. 40)

Use the logic truth table in figure 3 to answer question
 

X Y Z
0 0 1
0 1 1
1 0 1
1 1 0

Given that X and Y are input variables while Z is the output. The truth table in figure 3 represents?

 

XOR gate 
 EX OR gate 
NOR gate 
 NAND gate

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