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Which of the following determines if x == y? That is, sets z=1 if x == y; and z=0 if x != y. A. z = !(x^y) B. z = ~(x^y) C. z = !(!(x^y)) O D. z = (x^y) & 1

Which of the following determines if x == y? That is, sets z=1 if x == y; and z=0 if x != y. A. z = !(x^y) B. z = ~(x^y) C. z = !(!(x^y)) O D. z = (x^y) & 1

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Which of the following determines if x == A. Z = !(x^y) B. z = ~(x^y) C. z = !(!(x^y)) D. z = (x^y) & 1 y? That is, sets z=1 if x = == y; and z=0 if x != y.
Transcribed Image Text:Which of the following determines if x == A. Z = !(x^y) B. z = ~(x^y) C. z = !(!(x^y)) D. z = (x^y) & 1 y? That is, sets z=1 if x = == y; and z=0 if x != y.
Expert Solution
Step 1

We need to find if x==y .

 

Here in all the options we have ^ operator. This is also called as XOR operator.

The truth table of XOR operator is 

x y x^y
0 0 0
0 1 1
1 0 1
1 1 0
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