Qualcomm Interview Question: 2. Fun() { int *ptr = NULL; load_ptr(&ptr); } Load_ptr(int **ptr) { *ptr = malloc(1024); } This example where double pointer is useful, if don't use double pointer then it would be difficult to assign memory to ptr in load_ptr.

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Qualcomm Engineer, Staff-Machine Learning-Embedded and C++ interview

Qualcomm Interview Question

Engineer, Staff-Machine Learning-Embedded and C++ Interview

2. Fun() { int *ptr = NULL; load_ptr(&ptr); } Load_ptr(int **ptr) { *ptr = malloc(1024); } This example where double pointer is useful, if don't use double pointer then it would be difficult to assign memory to ptr in load_ptr.

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