What is a union in C?

Asked by Last Modified  

Follow 1
Answer

Please enter your answer

Maths tutor with 7 years experience

A union is a user-defined type similar to structures in C except for one key difference. Structures allocate enough space to store all their members, whereas unions can only hold one member value at a time.Unions allow developers to optimize memory usage while declaring variables.
read more
A union is a user-defined type similar to structures in C except for one key difference. Structures allocate enough space to store all their members, whereasunions can only hold one member value at a time.Unions allow developers to optimize memory usage while declaring variables. read less
Comments

Related Questions

How do I learn C programming effectively? What is the best book?
Let Us C by Yasvant kanetaker and other books by same author on C programming
Sk
0 0
7
What does the modulus operator do?
It provides you the remainder of an integer value.
Sumit
Can stdout be forced to print somewhere other than the screen?
Although the stdout standard stream defaults to the screen, you can force it to print to another device using something called redirection
Vijay
0 0
5
Which computer language will be the most important one in the upcoming years?
JAVA and JAVA script. C language is the basic language, so it will remain same always.
Dheivanai
Is C/C++ language is still important in 2019?
Of course, C language is only the heart of any processor or controller.Because of complexity in C peoples are looking to work on High-level languages like JAVA etc.
Tejas
0 0
7

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Introduction to Programming Languages
What is a Programming Language? A programming language is a formal computer language or constructed language designed to communicate instructions to a machine, particularly a computer. Programming languages...

Array vs Linked List
Array Linked List Accessing element is easy. Accessing element is difficult compare to Array. Easy to use. Difficult to use. Memory is Fixed size. Memory is variable size. If...

C Program-Infinite Loop[For] Demo
//Header Files #include<stdio.h>#include<conio.h> //Main function void main(){ //Function for clearing screen clrscr(); //Infinite for loop for(;;) { printf("Hello!"); } //Function for...

10 Tips to improve your learning
1. Have a quick revision of topics that you have read in past three days before you start studying a new topic. 2. Make your own notes containing the summary of the topic. 3. Allot proper timing for...

C Program-The Odd Loop Demo
/* WAP to print square value of the number entered by user using odd loop*/ //Header Files #include<stdio.h>#include<conio.h> //Main Function void main(){ char another='y'; int num,sq; //...

Recommended Articles

Lasya Infotech is a Hyderabad based IT training institute founded in 2016 by O Venkat. Believing in his innovation, passion and persistence and with a diverse blend of experience, he started his brainchild to deliver exemplary professional courses to aspiring candidates by honing their skills. Ever since the institute envisions...

Read full article >

Brilliant Academy is one of the reputed institutes for B.Tech tuition classes. This institute is specialised in delivering quality tuition classes for B.E, Engineering - all streams and Engineering diploma courses. Incorporated in 2012, Brillant Academy is a brainchild of Mr Jagadeesh. The main motto of the academy is to...

Read full article >

Software Development has been one of the most popular career trends since years. The reason behind this is the fact that software are being used almost everywhere today.  In all of our lives, from the morning’s alarm clock to the coffee maker, car, mobile phone, computer, ATM and in almost everything we use in our daily...

Read full article >

Applications engineering is a hot trend in the current IT market.  An applications engineer is responsible for designing and application of technology products relating to various aspects of computing. To accomplish this, he/she has to work collaboratively with the company’s manufacturing, marketing, sales, and customer...

Read full article >

Looking for C Language Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you