What will the following pseudocode program display? Module main()  Declare Integer x = 1  Declare Real y = 3.4  Display x, “ “ , y  Call changeX(x)  Call changeY(y)  Display x, “ “ , y End Module Module changeX(Integer a)  Set a = 0  Display a End Module Module changeY(Real Ref b)  Set b = 0.0  Display b End Module

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
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What will the following pseudocode program display?
Module main()
 Declare Integer x = 1
 Declare Real y = 3.4
 Display x, “ “ , y
 Call changeX(x)
 Call changeY(y)
 Display x, “ “ , y
End Module
Module changeX(Integer a)
 Set a = 0
 Display a
End Module
Module changeY(Real Ref b)
 Set b = 0.0
 Display b
End Module

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