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Bosch Global Interview Questions

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Majority Element

Suppose we're given an array of numbers like the following: 4, 2, 4 Could you find the majority element? A majority is defined as "the greater part, or more than half, of the total. It is a subset of a set consisting of more than half of the set's elements." Let's assume that the array l...

Difficulty: 3/10

Implement the Trie Data Structure

Suppose you're asked during an interview to design an autocompletion system. On the client side, you have an input box. When users start typing things into the input, it should parse what's been typed and make suggestions based on that. For example, if the user has typed "cat", we may fetch "c...

Difficulty: 7/10

The Coin Change Problem

If I give you coins of denominations 3, 7, 9 a coin worth 3 cents, a coin worth 7 cents, etc. , can you tell me the minimum number of coins that are needed to make a total of 37 ? You can assume that an infinite supply of all these coins are available to you. This challenge is about so...

Difficulty: 8/10

How Deep Does It Go? Maximum Depth of Binary tree

Write a method to determine how deep a binary tree lessons an intro to binary trees and search trees goes. The tree's depth can be described as the number of nodes you encounter as you traverse from the root node to a leaf . The root node is the topmost node, and a leaf is a node wi...

Difficulty: 6/10

Two Sum from BST

This problem is a fun combination of the famous Two Sum problem combined with a binary search lessons binary search technique tree. Given the root of a binary search lessons binary search technique tree, and a target integer K , return true if there exist two nodes in the said tree...

Difficulty: 7/10

Is A Subsequence

Given two strings, one named sub and the other str , determine if sub is a subsequence of str . js const str "barbell" const sub "bell" isASubsequence sub, str true For the sake of the exercise, let's assume that these strings only have lower case characters. W...

Difficulty: 5/10

Serialize and Deserialize a Binary Tree

Given a binary tree representation, can you come up with a method to serialize the tree and then deserialize it to get the exact same tree? What is Serialization and Deserialization? Serialization is a process that converts a data structure to a suitable format that can be stored either ...

Difficulty: 8/10

Decimal To Binary

Today, we're going to do some math! There is only one prerequisite for answering this question, and it is knowing the definitions of binary and decimal . According to How to Convert Decimal to Binary and Binary to Decimal https: techterms.com definition binary , binary is a numeric system th...

Difficulty: 5/10

Reverse a Linked List

You're sent a linked list of numbers, but it's been received in the opposite order to what you need. This has happened multiple times now, so you decide to write an algorithm to reverse the lists as they come in. The list you've received is as follows: 7 2 21 6 42 10 Write ...

Difficulty: 6/10

Advanced OOP: Class Access, Modifiers, Overloading

In this lesson, we'll be covering Advance Practices in Object Orientated Programming . After getting through all the fundamentals of OOP, this tutorial is going to be a bit more relaxing. We will discuss some advanced practices with this technique. Keep in mind that these practices are essential ...

Difficulty: 5/10

Graphs

Graphs are one of the most common data structures in computer science. Especially with today's machine learning and artificial intelligence trends, understanding them is crucial. A shocking amount of real life things can be modeled with graphs. Humans think in associations, so it's obvious why conn...

Difficulty: 5/10