Dangling Pointers — Study Resources & PYQs
Dangling pointers and situations that can lead to invalid memory references.
- Estimated study time: 30 minutes
Study resources
- Dynamic Memory Allocation section - GeeksforGeeks tutorial (Article) — Covers malloc, calloc, realloc and free, plus memory leaks and the program's memory layout. A dangling pointer is what you get from using a pointer after free, which this section explains.
- Pointers in C - GeeksforGeeks (Article) — Lists pointer disadvantages including memory corruption and segmentation faults from a dangling or uninitialised pointer.
Dangling Pointers previous year questions
- Write short notes on the following: (a) Pointer to structure (b) Pointer to Pointer (c) Dangling pointer
- Write short note on: i) Dangling pointer (6) ii) Pointer to pointer (6) iii) Dynamic allocation (8)
- (a) What are pointers? Why are they needed? Write a program to add two numbers using pointers. (7) (b) Discuss dangling pointer with suitable example. (6) (c)…
Taught in these subjects
- COMPUTER PROGRAMMING — BCST11 · Government College of Engineering and Technology, Jammu
- FUNDAMENTALS OF PROGRAMMING USING C — BCST21 · Government College of Engineering and Technology, Jammu
- Computer Programming — BCST11 · Government College of Engineering and Technology, Jammu
- Computer Programming — CST3101 · Government College of Engineering and Technology, Jammu