c language set1

Why is C called a mid-level programming language?

What is the newline escape sequence?

What is typecasting?

difference between the local variable and global variable in C

What is the difference between Entry Controlled and Exit Controlled loop in C?

differences between a call by value and call by reference

use of a static variable in C

Difference between formal argument and actual argument ?

recursion in C

pointer to pointer in C

NULL pointer in C

problem of a dangling pointer

Write in detail about pointers to functions?

array using a pointer in C language

What is the difference between getch() and getche()?

What is command line argument?

Can we compile a program without main() function?

static memory allocation

dynamic memory allocation in C language

What is the difference between malloc() and calloc()?

Explain about free( ) and realloc( ) allocation functions

What is the difference between structure and union?

How can typedef be to define a type of structure?

What are the differences between structures and arrays?

What are macros? What are its advantages and disadvantages?

What are enumerations?

Describe about storage allocation and scope

What is storage class.What are the different storage classes in C?

why is the void pointer useful? When would you use it?

What is a preprocessor, What are the advantages of preprocessor ?

What are the two forms of #include directive ?

What's the difference between #include <> and #include "" ?

Are the expressions *ptr ++ and ++ *ptr same ?

What is a header file in C? List any two header files

What is an lvalue?

What do you understand by R-value and L-value? Give suitable examples.