Apple Software Engineer Interview Questions

Rasika D. - "A doubly linked list is like a train where the engine is its head, and the compartments doors are interconnected, you can travel though them. The last compartment is the tail and is not connected with anything. Following is a visual: Head C1 C2 C3....Cn Tail Pseudocode: **class Node: Data pointer next pointer prev End class DLL = NULL //pointer to list insertion: if DLL is NULL: head = new Node() DLL = head DLL.prev = NU"See full answer

Iris F. - "#include #include #include using namespace std; void printComs(int prev, int start, int end, int target) { if (start >= end) return; while (start target) { end--; } else { st"See full answer

Susmita S. - "Function that transforms each elements in a collection and returns new collection with transformed elements"See full answer

Mohith J. - "Recursion: 0 if NULL, else 1+max(height(left), height(right))"See full answer

Weida H. - "filter function usually exists in some high level programming that adopt FP paradigm. It taks a sequence of items and a predicate function, and returns (conceptually) a subset of the items that satisfy the predicate. Adopt this kind of operation (filter, map, reduce, take, pairwise ...) can help writting cleaner code, and reduce the usage of mutable part in the program, lower the possibility of making human mistake. Take Python for example (although const-ness is not exists in Python), assu"See full answer