Explain the concept of a Union in C. What is the value of the variable unionSize inthe C program below?union aUnion {int i;float f;char str[20];};int main( ) {union aUnion myUnion;int unionSize = sizeof(myUnion);return 0;}

A union is a specific data type accessible in C that permits to store distinct data types in the…

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Explain the concept of a Union in C. What is the value of the C program below?

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

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Structured English

Structured English uses a simple English language to make structured programming easier for non-professionals. The program is divided into various parts that are known as logical statements. These statements are written in a simple English language.

Question

Explain the concept of a Union in C. What is the value of the variable unionSize in
the C program below?
union aUnion {
int i;
float f;
char str[20];
};
int main( ) {
union aUnion myUnion;
int unionSize = sizeof(myUnion);
return 0;
}

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