Apple Software Engineering Manager Interview Questions and Answers

Q1. Array topics - 2 question from this topic
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Q2. Linkedlist coding problem - 1 problem from this topic
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Sql problem solving - 2 problem from this topic

Q1. Project discussion - projects you worked on
Ans. 
I have worked on various projects including a web application for a retail company and a mobile app for a fitness tracker.
• Developed a web application for a retail company to manage inventory and sales

• Created a mobile app for a fitness tracker to track workouts and progress

• Collaborated with team members to design and implement features

• Utilized technologies such as React, Node.js, and MongoDB
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OS, DBMS, CN, C++, Java output questions, Probability, Aptitude, IT infrastructure

Q1. Reverse linked list using recursion
Ans. 
Reverse a linked list using recursion
• Create a recursive function to reverse the linked list

• Pass the head of the linked list to the function

• Base case: if the current node is null, return null

• Recursive case: reverse the rest of the list and point the next node's next to the current node
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Q2. Insertion sort, hashtables, hashing
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Q1. What are services
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Q2. Difference between java and kotlin
Ans. 
Kotlin is a modern programming language that is fully interoperable with Java, offering concise syntax and enhanced features.
• Kotlin is more concise than Java, reducing boilerplate code.

• Kotlin has null safety features, reducing NullPointerException errors.

• Kotlin supports extension functions and properties, allowing developers to add new functionality to existing classes.

• Kotlin has coroutines for asynchronous programming...read more
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Q1. What is your weakness
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Q2. What is pn junction diode
Ans. 
A pn junction diode is a semiconductor device that allows current to flow in one direction only.
• Consists of p-type and n-type semiconductor materials

• When forward biased, allows current to flow easily

• When reverse biased, blocks current flow
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DSA Based - Graph, Trees

Q1. Trie Implementation
Ans. 
Trie is a tree data structure used for efficient retrieval of key-value pairs.
• Trie is also known as prefix tree.

• Each node in a trie represents a single character of a key.

• Trie is commonly used in autocomplete and spell checking algorithms.

• Example: Inserting 'apple' and 'app' into a trie would result in a structure where 'app' is a prefix of 'apple'.
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Q2. LRU Implementation
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LRU (Least Recently Used) is a cache eviction policy that removes the least recently used items first.
• LRU cache stores key-value pairs with a maximum capacity.

• When the cache is full, the least recently used item is removed to make space for new items.

• Each time a key is accessed, it is moved to the front of the cache to indicate it was recently used.
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Basic aptitude train, time and work distance

Q1. Basics about my project and 3 eazy level coding question
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Q1. Discuss about salary and work cultrue
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