SDE - 1
Goldman Sachs
4 rounds | 11 Coding problems
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Interview preparation journey
Preparation
Duration: 3 months
Topics: Data Structures, Algorithms, System design, DBMS, Operating system
Tip

Tip 1 : Practice maximum question
Tip 2 : dry run all code

Application process
Where: Campus
Eligibility: NA
Resume tip

Tip 1 : Do not put false things on resume
Tip 2 : make short resume

Interview rounds
01
Round
Easy
Online Coding Interview
Duration20 Minutes
Interview date8 Oct 2022
Problems4
Technical Question

Conversion method in which users, being used to an old system, continue to use the old system, along with the new system, is

Technical Question

The records in a file on magnetic tape

Technical Question

If a process fails, most operating system write the error information to a ______

Technical Question

The height of a BST is given as h. Consider the height of the tree as the no. of edges in the longest path from root to the leaf. The maximum no. of nodes possible in the tree is?

02
Round
Easy
Online Coding Test
Duration35 Minutes
Interview date11 Oct 2022
Problems3
Jump Game

#### You have been given an array 'ARR' of ‘N’ integers. You have to fi...

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Convert A Given Binary Tree To Doubly Linked List

#### A Binary Tree (BT) is a data structure in which each node has at most two children.

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Problem approach

first read complete statement of problem, First i did in-order traversal, doing in-order traversal, while doing previously visited node in a variable, For every visited node, make it next to the previous and set previous of this node as previous.

Maximum Sum Of Nodes

#### You have been given a binary tree with an integer value associated to each node. You are supposed to choose a subset of these nodes s...

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03
Round
Easy
Online Coding Test
Duration40 minutes
Interview date13 Oct 2022
Problems3
Search In The Array

#### You are given two arrays ‘arr’ of size ‘n’ and ‘queries’ of size ‘q’. For each element ‘q’ in the array 'queries', your task is to find the sum of all elements in the array ‘arr’ which ...

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Python Questions

I was given code on python threading concept.

Problem approach

I used threading.main_thread() function to get the main thread object. but i exactly didn't remember how to use correctly so this question didn't go well.

#### You are given a doubly-linked list of size 'N', consisting of positive integers. Now your task is to reverse it and return the head to the modified list.

##### Note:
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Problem approach

I did first Traverse the whole Linked List and keeping the node’s data into the stack and did pop to element to out of stack and update doubly linked list. but i faced time complexity error and i did much struggle to solve this

04
Round
Easy
HR Round
Duration20 Minutes
Interview date14 Oct 2022
Problems1
Basic HR Questions

In five years, where do you see yourself?
salary discussion

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