What is a macro, and explain how do you use it?
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What should malloc() do? Return a null pointer or a pointer to 0 bytes?
What are the rules for the identifier?
What does 1f stand for?
What is the difference between array and pointer?
Explain what would happen to x in this expression: x += 15; (assuming the value of x is 5)
What is meant by high-order and low-order bytes?
Write a program in C to print the alphabets in order as on a mobile phone.i.e:When 2 is pressed once 'a' prints and if it is pressed two times 'b' prints and so on.we have to print all the alphabets as on mobile phone like this.
Explain the difference between structs and unions in c?
A function can make the value of a variable available to another by a) declaring the variable as global variable b) Passing the variable as a parameter to the second function c) Either of the two methods in (A) and (B) d) binary stream
Write a function expand(s1,s2) that expands shorthand notations like a-z in the string s1 into the equivalent complete list abc...xyz in s2 . Allow for letters of either case and digits, and be prepared to handle cases like a-b-c and a-z0-9 and -a-z. z-a:zyx......ba -1-6-:-123456- 1-9-1:123456789987654321 a-R-L:a-R...L a-b-c:abbc
How to write a C program to determine the smallest among three nos using conditional operator?
What is C language ?