What is a dangling pointer in C++?C++ Programming Interview Question Answer:A dangling pointer arises when you use the address of an object afterits lifetime is over. This may occur in situations like returningaddresses of the automatic variablesfrom a function or using theaddress of the memory...
The void pointer within C is a pointer that is not allied with any data types. This points to some data location within the storage means points to that address of variables. It is also known as a general-purpose pointer. In C, malloc() and calloc() functions return void * or generic...
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Aptitude Interview Questions C Interview Questions BirlaSoft(26) Languages Interview Questions Cisco(35) Micro Processor Interview Questions Cognizant(1) Placement Assistance Dell(22) Aptitude Interview Questions GE(2) Placement Assistance HAL(1)
How to check if a pointer is valid in C++? Ask Question Asked 8 years, 8 months ago Modified 8 years, 8 months ago Viewed 1k times 2 I have been given an interview question to write a Memory Manager (memory pool). I am almost done, but I have problems with deallocating. It is al...
char ch, c; char *ptr = &ch ptr = &c ∞ NiranjanSeptember 26, 2012, 10:45 pm Hi everybody i want 5-10 questions and solutions in-depth on pointers please help me ∞ AnonymousOctober 1, 2012, 2:28 pm “” So we can see that in memory, pointer p1 holds the address of pointer...
So there can be a lot of possibility of a function pointer in C. In the below section, I am listing some function pointers and I want you to write the explanation of these function pointers in the comment box. void(*fpData)(void); ...
Using Pointer Events in React To use these events, you can simply add them as props to your React components. Here’s an example of how to handle some pointer events: importReactfrom'react';constPointerEventComponent=()=>{consthandlePointerDown=(event)=>{console.log('Pointer Down',event);...
a->next = c > above logic will work if we know the address of node a but as we have only start point then how will be manage this ...? Assuming this is an interview question, you should first assert that in a real program you would do whatever it takes to make sure the progra...