I think I understand what a pointer is, but what I donâ??t get is, when to use a pointer and when to use just the normal value?

Asked by Last Modified  

Follow 2
Answer

Please enter your answer

Computer Science Tutor

pointer is a varible which store the address location. Pointer is faster than normal variable. In C, for dynamic memory allocation(calloc(), malloc()) we have to use the pointer. Similarly, any type of operation associated with a file (for example, opening, closing and reading), we have to use pointer. In...
read more
pointer is a varible which store the address location. Pointer is faster than normal variable. In C, for dynamic memory allocation(calloc(), malloc()) we have to use the pointer. Similarly, any type of operation associated with a file (for example, opening, closing and reading), we have to use pointer. In case of function call (call by value vs call by address), we have to use pointer in case of call by address. Elements of array are reffered by pointer. we are also used pointer in structure. Though pointer is a complicated one but it makes the program faster. read less
Comments

Related Questions

What is the use of "\n" in C language?
break a line into two and shift the remaining value/ characters to a new line.
Profile Photo
Tanush
0 0
View Comments5
What are pointers in C language?
Hi Imran, Hope you are doing good. Are you looking for short answer or long answer? :) Pointers in C are variables that store memory addresses. They point to the location of another variable, allowing...
Profile Photo
Imran
0 0
View Comments7
What is the meaning of \n and \t in C language?
(New line) -- We use it to shift the cursor control to the new line. \t (Horizontal tab) -- We use it to shift the cursor to a couple of spaces to the right in the same line.
Profile Photo
Munawar
0 0
View Comments5
Is it good practicing c++ in code blocks instead of turbo c++?
Practicing/working on Turbo C++ is always good..because its hard to do comparatively 'code blocks'. seems 'code blocks' has been designed by considering the latest working tools(like Visual Studio from...
Profile Photo
Santosh

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

Ask a Question

Related Lessons

Recursion in C Programming
The process of calling a function by itself is called recursion and the function which calls itself is called recursive function. Syntax of Recursive Function returntype recursive_func () { statements; ...
R

Ravindra Yadav

2 0
View Comments0

Find out the Output of the following with reason and get C Language Training fess less by 10%
1. void main() { clrscr(); printf(5+"Beautifull"); getch(); } 2. void main() { int a=50; clrscr(); ...
Profile Photo

Some Tricky Questions in C
Can you write two functions in which one executes before main function and other executes after the main function? #pragma startup #pragma exit Where, priority is optional integer value.For user priority...
Profile Photo


Pro learners tip for C language
First get the concept of algorithm before heading to write your first program.
Profile Photo

Recommended Articles

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 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 >

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