write a c programs to do multiplication of two numbers with out using arithmatic operator ??????????
7 213031.what are local and global variables? 2.what is the scope of static variables? 3.what is the difference between static and global variables? 4.what are volatile variables? 5.what is the use of 'auto' keyword? 6.how do we make a global variable accessible across files? Explain the extern keyword? 7.what is a function prototype? 8.what does keyword 'extern' mean in a function declaration?
19099.how do you write a function that takes a variable number
of arguments? What is the prototype of printf () function?
10.How do you access command-line arguments?
11.what does ‘#include
15.what is the disadvantage of using macros? 16.what is the self-referential structure? 17.can a union be self-referenced? 18.What is a pointer? 19.What is the Lvalue and Rvalue? 20.what is the difference between these initializations? 21.Char a[]=”string”; 22.Char *p=”literal”; 23.Does *p++ increment p, or what it points to?
1 435624.what is a void pointer? 25.why arithmetic operation can’t be performed on a void pointer? 26.differentiate between const char *a; char *const a; and char const *a; 27.compare array with pointer? 28.what is a NULL pointer? 29.what does ‘segmentation violation’ mean? 30.what does ‘Bus Error’ mean? 31.Define function pointers? 32.How do you initialize function pointers? Give an example? 33.where can function pointers be used?
184834.what are bitwise shift operators? 35.what are bit fields? What is the use of bit fields in a structure declaration? 36.what is the size of an integer variable? 37.what are the files which are automatically opened when a c file is executed? 38.what is the little endian and big endian? 39.what is the use of fflush() function? 40.what is the difference between exit() and _exit() functions? 41.where does malloc() function get the memory? 42.what is the difference between malloc() and calloc() function? 43.what is the difference between postfix and prefix unary increment operators?
187244.what is the difference between strcpy() and memcpy() function? 45.what is output of the following statetment? 46.Printf(“%x”, -1<<4); ? 47.will the program compile? int i; scanf(“%d”,i); printf(“%d”,i); 48.write a string copy function routine? 49.swap two integer variables without using a third temporary variable? 50.how do you redirect stdout value from a program to a file? 51.write a program that finds the factorial of a number using recursion?
3 698452.write a “Hello World” program in “c” without using a semicolon? 53.Give a method to count the number of ones in a 32 bit number? 54.write a program that print itself even if the source file is deleted? 55.Given an unsigned integer, find if the number is power of 2?
9 117571.what are local and global variables? 2.what is the scope of static variables? 3.what is the difference between static and global variables? 4.what are volatile variables? 5.what is the use of 'auto' keyword? 6.how do we make a global variable accessible across files? Explain the extern keyword? 7.what is a function prototype? 8.what does keyword 'extern' mean in a function declaration?
2 71909.how do you write a function that takes a variable number
of arguments? What is the prototype of printf () function?
10.How do you access command-line arguments?
11.what does ‘#include
L&T,
4 970515.what is the disadvantage of using macros? 16.what is the self-referential structure? 17.can a union be self-referenced? 18.What is a pointer? 19.What is the Lvalue and Rvalue? 20.what is the difference between these initializations? 21.Char a[]=”string”; 22.Char *p=”literal”; 23.Does *p++ increment p, or what it points to?
CTS,
2 11486
How do I copy files?
What does 4d mean in c?
What are the two types of structure?
What is difference between stdio h and conio h?
why we wont use '&' sing in aceesing the string using scanf
Write a program to generate random numbers in c?
What does typedef struct mean?
Do you know what are the properties of union in c?
Why is structure padding done in c?
What is array in C
What are header files why are they important?
What is a node in c?
An organised method of depicting the use of an area of computer memory used to signify the uses for different parts of the memory a) swap b) extended memory c) memory map d) all of the above
How can you determine the maximum value that a numeric variable can hold?
What is the correct code to have following output in c using nested for loop?