C Programming : Interview Questions

Chapter 1 :  General Concept

1. What is a local block?
2. How do you zero-pad a number in C ?  
3. What is Difference between Declaration and Definition ? 
4. How should I decide which integer type to use?
   

Chapter 2 :  String Operations in C

1. Reading String with space using the scanf statement
2. Why do we need NULL Character / Terminating Character ?   

Chapter 3 : Loop Control in C Programming 

1. What is Difference between for Loop and While Loop ?
2. What is Difference between while Loop and do-While Loop ?
3. What is Difference between for Loop and do-While Loop ?
4.  

Chapter 4 : Pointer

1. Are *ptr++ and ++*ptr are same ?
2. Are ++*ptr and (*ptr)++ are same ? 
3. Equivalent Pointer Expression for a[i][j][k][l]
4. Size of NULL,EOF
5. What is the difference between char *a and char a[]?

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Difference Between :

1. Single Line Comment Vs Multi Line Comment
2. Declaration Vs Definition
3. For Loop Vs While Loop
4. While Loop Vs Do-While Loop
5. Do-While Loop Vs For Loop
6. Constant to Pointer Vs Pointer to Constant
7. Compiler Vs Interpreter
8. Function Vs Macro
9. Source Code Vs Object Code
10. Char *  Vs  Char a[]

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Tags / Keywords : | C : FAQ

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