UrbanPro

Learn Programming Languages from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Search in

How to use union in C program & whats the role of this?

Asked by Last Modified  

Follow 0
Answer

Please enter your answer

Embedded Linux kernel/Hacker Trainer

For memory efficient usage union is preferred. struct union uni {int a; char b;float c}; it will allocate 4 bytes on 32 bit system.
Comments

Union is a data type in C it is just like structure but we use single variable at at time in union but this condition not mandatory for structure . Union save data storage as compared to structure. Union size is equal to max size of a variable used in union.
Comments

Java Trainer

Unions are much working like Structures. It is also user-defined data type. Unions were used in the early days when memory is at premium. Structure elements get independent memory locations where as union elements share same memory. Unions allowed to declare more than one element and allowed...
read more
Unions are much working like Structures. It is also user-defined data type. Unions were used in the early days when memory is at premium. Structure elements get independent memory locations where as union elements share same memory. Unions allowed to declare more than one element and allowed to work with only one element at at a time read less
Comments

View 1 more Answers

Related Questions

Which language is best, C, C++, Python or Java?
If you want to learn any languages C#, Java, ect. then must to learn C, C++ language as these are base or language to be strong in language skills. C++ is improved version of C language. C#, Java, J# and etc. which are improved version of C++.
Sribaghya
0 0
6
Why is Python so popular despite being so slow?
Most programmers nowadays focus on the readability and quality of the code to maintain and update the software easily in future. In addition to being simple and easy-to-learn, Python enables programmers...
I T Roxaana
0 0
5
How can I learn PHP?
first understand what is web server. then what is server side programming language. then start understanding how submitting form can reach to a php program. how get and post work. then
Diwaker
How do I become good in competitive programming in a year if I have just started learning C language?
The best topics to learn would be Data structures and also the analysis of algorithms..(THESE ARE BASICS BUT IF U LEARN THEM PROPERLY!!! CODING WOULD BE A PIECE OF CAKE FOR U....)
Anmol
0 0
9
Which book is best for learning C programming by a beginner?
One of the most highly recommended books for beginners learning C programming is "The C Programming Language" by Brian Kernighan and Dennis Ritchie. It's often referred to as the "K&R C" book and is praised...
Anil
0 0
8

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

Ask a Question

Related Lessons

Python Puzzle: Find The Checksum To Ensure Flawless Data Transfer
Find below the puzzle: sampleInput='''5195 753 2468''' The first item's(5195) largest and smallest values are 9 and 1, and their difference is 8. The second item's(753) largest and smallest values...

Tips of learning Java Language/Other Programming Languages
1.You should know the basic concept: If we talk about programming languages so basic concept are same in all the high level languages. So you should know the basic concept firstly then you can easily understand...
I

ICreative Solution

0 0
0

Facebook Analytics
Assume how the Facebook application will store the millions of customer's record in real-time: facebook = { 'jose': { 'name': 'jose', 'age': 33, 'hobby': , # cricket,football 'mobile': 1111111111, 'email':...

Object Oriented Programing
Object Oriented Programming Concepts: Object Oriented Programming follows bottom up approach in program design and emphasizes on safety and security of data. Features Of Object Oriented Programming: Inheritance: ...

Learning a new technology
Each and every day new technologies are getting introduced. Its quite clear that to be part of the fast moving professional world you should be upto date with the cutting edge technologies in the market....
S

Saurav Singh

1 0
0

Recommended Articles

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 >

Almost all of us, inside the pocket, bag or on the table have a mobile phone, out of which 90% of us have a smartphone. The technology is advancing rapidly. When it comes to mobile phones, people today want much more than just making phone calls and playing games on the go. People now want instant access to all their business...

Read full article >

Whether it was the Internet Era of 90s or the Big Data Era of today, Information Technology (IT) has given birth to several lucrative career options for many. Though there will not be a “significant" increase in demand for IT professionals in 2014 as compared to 2013, a “steady” demand for IT professionals is rest assured...

Read full article >

Information technology consultancy or Information technology consulting is a specialized field in which one can set their focus on providing advisory services to business firms on finding ways to use innovations in information technology to further their business and meet the objectives of the business. Not only does...

Read full article >

Looking for Programming Languages Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Programming Languages Classes?

The best tutors for Programming Languages Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Learn Programming Languages with the Best Tutors

The best Tutors for Programming Languages Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more