UrbanPro
Login Ask & Answer Success Stories Paid Courses Free Classes Tuition & Classes Fees Write a Review All Categories Help Center
Post your Learning Need Signup as a Tutor
✕

Popular Cities

Bangalore

Hyderabad

Delhi

Mumbai

Chennai

Pune

Kolkata

Gurgaon

Ahmedabad

Jaipur

Noida

✕

Learn C Language from the Best Tutors

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

Book a Free Demo

C Language > Learn C Language > Is it necessary to return 0 in a program? Why?
✕

Search in

Is it necessary to return 0 in a program? Why?

Asked by Last Modified  

4 Answers

Learn C Language

Follow 5
Answer

Please enter your answer

Professional with 10+ years of experience. Expert in teaching C, Java, Python, Data Structures

It is good to return 0 , as 0 means TRUE for the operating system. Values other than 0 will have some other meaning in the operating system perspective. When we are returning 0, it is an indication that program completed successfully. In case of abnormal termination, You will be notified with different...
read more
It is good to return 0 , as 0 means TRUE for the operating system. Values other than 0 will have some other meaning in the operating system perspective. When we are returning 0, it is an indication that program completed successfully. In case of abnormal termination, You will be notified with different values, which has specific meaning. For example pressing Ctrl-C in the middle of the program will return 130. read less
Comments
Dislike Bookmark

Tutor

It depends, It depends on your method data type, for suppose you have created a method type as void so you don't need to return, but for suppose you have created a method as int or string or any data type then you have to return the value.
Comments
Dislike Bookmark

Computer Wizard

if function has return type then return 0 otherwise not matter
Comments
Dislike Bookmark

Software Architect

Its always considered as a healthy programming to return something from your program. Advantages: You can control what kind of message you want to return if your program fails and what kind of message you want to return if your program passes. I guess you question is in context of main method. That...
read more
Its always considered as a healthy programming to return something from your program. Advantages: You can control what kind of message you want to return if your program fails and what kind of message you want to return if your program passes. I guess you question is in context of main method. That method is invoked by OS whenever you run the program, so it will be good if OS knows weather your program passed or failed. read less
Comments
Dislike Bookmark

View 2 more Answers

Related Questions

How do I program a game using C program?
Programming a game in C involves several steps. Here's a simplified guide to get you started: Define Your Game Concept: Clearly outline the game's concept, rules, and objectives. Setup Your Development...
Sumitha
0 0
6
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
What is an rvalue?
Rvalue was added with the C++11 standard. An lvalue is an expression that refers to a memory location and allows us to take the address of that memory location via the & operator. An rvalue is an expression...
Mohd

Program to accept a list of elements and find the maximum number in the list. 

 
The logic will be 1. Create an array of the desired type 2. Sort the array in the descending order 3. Fetch the first elemnet from the array, this will be the maximum element in that array. Now use...
Lavanya
0 0
8
What are the functions in C programming?
In C programming, functions are blocks of code that perform a specific task. They allow you to break down your program into smaller, reusable pieces, making your code more modular and easier to understand....
Advm
0 0
5

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

Ask a Question

Related Lessons

Understanding Computer Science Concepts with Images and Videos..
All Computer science concepts relating to programming and software development are only virtual. It cannot be practically shown as a hardware parts of a computer. But for better understanding it should...

Ganesa M.

0 0
0
How do i get best Campus / Off Campus Placement?
Companies are looking for Skilled Freshers. So build your technical skills while doing MCA / BTech / BCA / BSc (IT or CS) into below areas- 1. Strong your programming & debugging skills ...

Amit K.

0 0
0
Do You Know How Is Size Of Structure Defined?
Size of the structure is defined based on multiplies of bigger data type member in the structure. Example: If a structure contains integer, char, short data type, then size of the Structure will be multiples...

Umasankar Natarajan

0 0
0
C, Cpp, Java, Python, Javascript Programming Languages
Learning C is as good as Learning a Natural Language(such as English, Hindi, Telugu, Tamil etc) We use Natural Languages to communicate with humans whereas we use Programming Languages such as C, Cpp,...
V

Vamshi

0 0
0
Everything about printf in C language
What is printf and from where it comes from in C code.? You must have used printf so many times in your Car programs but do you really know everything about printf? Let's see. What is the full form...

Ganesh Shinde

0 0
0

Recommended Articles

Brilliant Academy, a reputed B. Tech Tuition...

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 >

Lasya Infotech: An educational Training...

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 >

Make a Career as a BPO Professional

Business Process outsourcing (BPO) services can be considered as a kind of outsourcing which involves subletting of specific functions associated with any business to a third party service provider. BPO is usually administered as a cost-saving procedure for functions which an organization needs but does not rely upon to...

Read full article >

Top 5 Skills Every Software Developer Must have

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 >

Find C Language Classes near you
C Language Classes in Bangalore
C Language Classes in Hyderabad
C Language Classes in Delhi
C Language Classes in Pune
C Language Classes in Chennai
C Language Classes in Mumbai
C Language Classes in Kolkata
C Language Classes in Ahmedabad
C Language Classes in Noida
C Language Classes in Jaipur

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
X

Looking for C Language Classes?

The best tutors for C Language Classes are on UrbanPro

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

Learn C Language with the Best Tutors

The best Tutors for C Language 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

ThinkVidya Learning Pvt Ltd © 2010-2025All Rights Reserved