Write a function to calculate the height of a binary tree. What are the merits of using an Array List vs a Linked List? How would you implement Merge Sort and Quick Sort? What are their time complexities?
Ios Developer Interviews
Ios Developer Interview Questions
"iOS developers specialize in creating applications for iPhone and iPad. During an interview, expect employers to ask challenging technical questions about the limits and capabilities of iOS applications in addition to textbook programming questions. Be prepared to discuss relevant projects from past jobs or individual work."
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A basic regex parser
Declare an array of size 10
Q: What if the response changed suddenly, what can you do about that? Q: Why using a singleton. Q: Change the implementation to take multiple answers instead of one till we reach a certain count.
Implement a simple table/collection view with alternating cell layouts; no boilerplate.
Do a Google Image Search for an “H tree” (Glassdoor doesn’t allow links to be embedded in these recaps). The first image you’ll find (if it’s red H lines on a white background) will be what I was shown. Given the following bare bones API, how would you code up something to draw X levels deep of an H tree? #import <stdio.h> #import <Foundation/Foundation.h> typedef struct { float x; float y; } Point void drawLine(Point p1, Point p2) { // draws line } void drawHTree(Point center, float length, int depth) { }
Classic algorithm questions such as those online, though most if not all involved recursion. E.g. generate permutations, check for sums, etc.
1 behavioral interview, 2 about algorithms and one about app architecture, requests and some border cases on a small app.
Cite um design pattern que vc conhece e descreva-o
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