C Programming Questions and Answers – Pointers and Addresses This set of C Multiple Choice Questions & Answers (MCQs) focuses on “Pointers and Addresses”.Pre-requisite for C Pointers and Addresses MCQ set: Video Tutorial on C Pointers.
C programming Pointers Aptitude Questions and Answers: In this section you will find C Aptitude Questions and Answers on Pointers topics, declaring pointers, using pointers, pointer with other c topics like pointer of array etc.1) What will be the output of following program ? 1 2 3 4 5 6...
This section contains various C aptitude questions with answers on C language pointers, pointer to pointer, pointers declarations, accessing elements through pointers in C. Typedef This section contains various questions and answers on C language Typedef, data type creations through typedef (renaming the...
This can be a little confusing. Functions that return pointers almost always return a valid pointer (one that doesn't compare equal to zero) on success, and a null pointer (one that compares equal to zero) pointer on failure. Other functions return an int to show success or failure; typic...
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What are all different types of pointers in C? What are all format specifiers in C? Why are they used? What is linked list? What value will be assigned to X below if p = 5? X = *p++; X = ++ *p; What is hashing? What is static variable? Can static variable be declared in ...
Supplies answers to some 400 frequently asked questions about the programming language, organized in 20 sections on subjects such as declarations, structures, null pointers, memory allocation, ANSI/ISO standard C, the standard I/O library, system dependencies, and strange problems. Answers contain ...
Declare two pointers, first and second, which are initialized to the linked list head. Increment the first linked list by two nodes and the second by one node in each loop. While the first node reaches the end of the list, the second node will point to the middle. ...
7. What are pointers, and how do they work? A pointer is a variable that stores the memory address of another variable as its value. Commonly used in data structures like linked lists, pointers allow low-level memory access, dynamic memory allocation, and many other functionality. 8. What...
In particular, there are standard smart pointer classes designed to encapsulate COM interface pointers. These pointers automatically perform QueryInterface instead of a cast and they handle AddRef and Release for you. Whether you should use them is largely a matter of taste. If your code contains ...