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Tower Research Capital LLC Interview Questions, Process, and Tips
Top Tower Research Capital LLC Interview Questions and Answers
- Q1. Print Nodes at Distance K from a Given Node Given an arbitrary binary tree, a node of the tree, and an integer 'K', find all nodes that are at a distance K from the spec ...read moreasked in Software Developer interview
- Q2. A group of n people is such that a symmetric relation of knowing another exists in the group. i.e. the relation is A knows B. and being symmetric if A knows B then B know ...read moreasked in Strategist interview
- Q3. Best Time to Buy and Sell Stock Problem Statement Given an array prices representing the prices of a stock where each element indicates the price at a given minute, dete ...read moreasked in Software Engineer interview
Tower Research Capital LLC Interview Experiences
20 interviews found
I applied via Recruitment Consulltant and was interviewed in Mar 2024. There were 2 interview rounds.
DSA medium level questions were asked.
(2 Questions)
- Q1. Design MakeMyTrip kind of application.
- Ans.
MakeMyTrip is a travel booking application that allows users to book flights, hotels, and holiday packages.
Include features like flight/hotel search, booking, payment gateway integration, and user profiles.
Implement filters for search results, reviews/ratings for hotels, and notifications for booking updates.
Integrate maps for location tracking, weather forecasts, and customer support chatbot.
Offer discounts, loyalty p...
- Q2. Oops based questions.
Interview Preparation Tips
Skills evaluated in this interview
Top Tower Research Capital LLC Software Developer Interview Questions and Answers
Software Developer Interview Questions asked at other Companies
I applied via Referral and was interviewed before Jul 2023. There were 2 interview rounds.
C++ test related to trading
(1 Question)
- Q1. OS and CPU internals
Interview Preparation Tips
Core Engineering Interview Questions asked at other Companies
I was interviewed in Jun 2022.
(2 Questions)
Round duration - 70 Minutes
Round difficulty - Hard
The test link was active for a week, and you can give anytime you like. The IDE was very good and self explanatory. There were 2 coding questions and 15 aptitude questions.
- Q1.
Unweighted Graph Shortest Path Problem
You are tasked with finding the shortest path between two houses in the city of Ninjaland, represented as an unweighted graph. The city has
Nhouses numbered from 1 ... - Ans.
This is a straight forward application of Floyd Warshal algorithm
- Q2.
Check If Two Nodes Are Cousins
You are given an arbitrary binary tree consisting of N nodes, where each node is associated with a certain value, and two node values,
aandb. Your task is to determine if ... - Ans.
This was a modified version of DFS on tree and storing the results in a dp to avoid recalculation.
(2 Questions)
Round duration - 60 Minutes
Round difficulty - Medium
It contained two programming questions.
- Q1.
Counting Nodes in a Complete Binary Tree - Problem Statement
Given the root of a complete binary tree, calculate the total number of nodes in this tree.
A complete binary tree is defined as a binary tree...
- Ans.
The basic solution of this problem is easy. You just need to do a level order traversal of the tree and wherever you find the first vacant spot, you can enter the node there.
The trick was to find the optimal solution. You need to use the property of almost full binary tree. Knowing the value of the node to enter, you can directly eliminate one side of the tree and just traverse the other side of the tree. - Q2.
Rearrange Array Numbers for Largest Possible Number
Given an array
ARRconsisting of non-negative integers, rearrange the numbers to form the largest possible numerical value. You are not permitted to alt... - Ans.
This was a standard array manipulation problem. You just need to find the cases that should be satisfied by the second largest number.
(1 Question)
Round duration - 60 Minutes
Round difficulty - Medium
This was more of a interaction round with some technical skills.
- Q1. Can you explain the ACID properties and the rollback mechanism in DBMS?
- Ans.
Tip 1 : Focus on the basics of DBMS
Tip 2 : Try applying the DBMS concepts on the problems at hand.
Interview Preparation Tips
Tip 1 : Focus on different varieties of problems, quality of problems matter greater than the quantity.
Tip 2 : Focus on design thinking, that will help in rounds other than problem solving.
Tip 1 : Focus on demonstrating your academic excellence and course projects
Tip 2 : Mention internship details with clarity
Skills evaluated in this interview
Top Tower Research Capital LLC Software Developer Interview Questions and Answers
Software Developer Interview Questions asked at other Companies
I was interviewed in May 2022.
(1 Question)
Round duration - 45 Minutes
Round difficulty - Easy
The interviewer was friendly. Explained the question well. Allowed to use any preferred platform to write code.
- Q1.
Best Time to Buy and Sell Stock Problem Statement
Given an array
pricesrepresenting the prices of a stock where each element indicates the price at a given minute, determine the maximum profit you can ac...
(2 Questions)
Round duration - 60 Minutes
Round difficulty - Medium
- Q1.
Dance Team Pairing Challenge
Imagine you are helping Ninja, a dance coach, who needs to form dance pairs from the available boys and girls in a studio. Given the number of boys
N, the number of girlsM, a... - Q2. What is the difference between multiprocessing and multithreading?
(1 Question)
Round duration - 60 Minutes
Round difficulty - Hard
- Q1. Can you describe the classes and functions involved in the design of a system like Splitwise?
Round duration - 60 Minutes
Round difficulty - Hard
Interview Preparation Tips
Tip 1 : Practice at least 5 questions of each topic of various difficulty levels
Tip 2 : Read out theory articles about your preferred language showing your proficiency in the same.
Tip 3 : Hard work is overrated, consistency is the key.
Tip 1 : Own everything you have there, do not add random skills that you are not proficient in.
Tip 2 : Keep it clean and try to give out minimal but most of the relevant information for the role.
Skills evaluated in this interview
Top Tower Research Capital LLC Software Engineer Interview Questions and Answers
Software Engineer Interview Questions asked at other Companies
Tower Research Capital LLC interview questions for popular designations
I was interviewed in Feb 2022.
(1 Question)
Round duration - 90 minutes
Round difficulty - Easy
Consisted of 3 DSA questions and MCQ on python proficiency
- Q1.
Palindromic Substrings Problem Statement
Given a string
S, your task is to return all distinct palindromic substrings of the given string in alphabetical order.Explanation:
A string is considered a pal...
(1 Question)
Round duration - 60 minutes
Round difficulty - Medium
It was a pure DSA round and interviewer was very helpful with providing significant hints to solve the given problems
- Q1.
Island Perimeter Calculation Problem
Given a binary grid representation of a map of an island, calculate the perimeter of the island. The grid uses '0' for water and '1' for land.
The grid has only one i...
(1 Question)
Round duration - 60 minutes
Round difficulty - Hard
DSA+OS
- Q1.
Clearing the Forest Problem Statement
Ninja lives in a city called Byteland where a festive event is being organized. To make space for this event, Ninja is tasked with clearing a nearby forest. The fores...
Interview Preparation Tips
Tip 1 : Practice at least 250 questions
Tip 2 : Do at least two projects
Tip 1 : Should be covered in One page
Tip 2 : Project description should be professional
Skills evaluated in this interview
Top Tower Research Capital LLC Software Developer Interview Questions and Answers
Software Developer Interview Questions asked at other Companies
Get interview-ready with Top Tower Research Capital LLC Interview Questions
Senior Information Technology Engineer Interview Questions & Answers
Anonymous
posted on 10 Mar 2022
I applied via Recruitment Consulltant and was interviewed in Feb 2022. There were 4 interview rounds.
(3 Questions)
- Q1. Introductory questions
- Q2. All security concepts
- Q3. Practical scenarios and explanations
(3 Questions)
- Q1. Details practical test
- Q2. Explaining incidents faced
- Ans.
I have faced incidents related to system crashes, network failures, and security breaches.
System crash due to hardware failure
Network failure due to misconfiguration
Security breach due to weak password policy
DDoS attack causing website downtime
- Q3. Counter questions and reason for selecting the approach
(1 Question)
- Q1. Explaining the role suitability and reason for change
(7 Questions)
- Q1. Why are you looking for a change?
- Q2. What is your family background?
- Q3. Share details of your previous job.
- Q4. What are your salary expectations?
- Q5. Why should we hire you?
- Q6. What are your strengths and weaknesses?
- Q7. Tell me about yourself.
Interview Preparation Tips
Read latest cyber attacks
Senior Information Technology Engineer Interview Questions asked at other Companies
Jobs at Tower Research Capital LLC
I was interviewed in Dec 2021.
(1 Question)
Round duration - 90 minutes
Round difficulty - Medium
- Q1.
Word Ladder Problem Statement
Given two strings,
BEGINandEND, along with an array of stringsDICT, determine the length of the shortest transformation sequence fromBEGINtoEND. Each transformation inv... - Ans.
Start from the given start word.
Push the word in the queue
Run a loop until the queue is empty
Traverse all words that adjacent (differ by one character) to it and push the word in a queue (for BFS)
Keep doing so until we find the target word or we have traversed all words.
(1 Question)
Round duration - 50 minutes
Round difficulty - Medium
- Q1.
Number of Islands Problem Statement
You are provided with a 2-dimensional matrix having
Nrows andMcolumns, containing only 1s (land) and 0s (water). Your goal is to determine the number of islands in t... - Ans.
A graph where all vertices are connected with each other has exactly one connected component, consisting of the whole graph. Such a graph with only one connected component is called a Strongly Connected Graph.
The problem can be easily solved by applying DFS() on each component. In each DFS() call, a component or a sub-graph is visited. We will call DFS on the next un-visited component. The number of calls to DFS() give...
(1 Question)
Round duration - 50 minutes
Round difficulty - Medium
- Q1.
Rotting Oranges Problem Statement
You are given a grid containing oranges where each cell of the grid can contain one of the three integer values:
- 0 - representing an empty cell
- 1 - representing a fre...
- Ans.
Create a variable no = 2 and changed = false
Run a loop until there is no cell of the matrix which is changed in an iteration.
Run a nested loop and traverse the matrix. If the element of the matrix is equal to no then assign the adjacent elements to no + 1 if the adjacent element’s value is equal to 1, i.e. not rotten, and update changed to true.
Traverse the matrix and check if there is any cell which is 1. If 1 is pres
(1 Question)
Round duration - 90 minutes
Round difficulty - Medium
- Q1. How would you design a system like Splitwise?
- Ans.
Tip 1 : Make sure you ask relevant questions
Tip 2 : Focus on design principles
Interview Preparation Tips
Tip 1 : Practice Leetcode medium questions(top ones from all the popular topics)
Tip 2 : Have good hold of System design questions and practice all the commonly asked ones.
Tip 1 : Keep it concise
Tip 2 : Make sure to include the keywords/tech stack that the particular opening is looking out for
Skills evaluated in this interview
Top Tower Research Capital LLC SDE-2 Interview Questions and Answers
SDE-2 Interview Questions asked at other Companies
I was interviewed in Mar 2021.
(1 Question)
Round duration - 90 minutes
Round difficulty - Medium
There were
1. 25 C++/Java/Shell based MCQs
2. 2 SQL based questions - you are expected to write sql query based on the problem statement
3. Create React App - Todo App
Deadline was 7 days
- Q1. Given an employee table and a department table, how would you output the person with the maximum earnings from each department?
(1 Question)
Round duration - 60 Minutes
Round difficulty - Hard
It was in afternoon 2PM. Interviewer was polite and helpful. He was trying me to push me more. At the end of the interview, he even gave me the good feedback
- Q1.
Minimum Cost to Reduce Array
Given an array
ARRof sizeNcontaining positive integers, the task is to reduce the size of the array to 1 by performing a specific operation multiple times. In one operation... - Ans. Recursion with memoisation.
- It can be proved that the greedy solution will not be optimum, so we need to solve this by dp or recursion. E.g., if ‘ARR’ = {6,4,4,6} and we try to merge the elements with minimum sum first, i.e. merge 4 and 4 first and so on, we will get the answer as 42, but the optimal merging gives 40.
- The main idea is to merge two consecutive numbers at every possible index ‘i’ and then recursively call ...
Round duration - 60 Minutes
Round difficulty - Medium
It was in the noon 2.30PM. Interviewer was the team lead. Interviewer was polite and helpful
Round duration - 30 Minutes
Round difficulty - Medium
Interviewer was the Division Manager. Was just scratching the surface in all domain like behavioural, tech questions, situational questions
Interview Preparation Tips
Tip 1 : Understand in and out of recursion
Tip 2 : Be consistent - solve 2-3 problems a day, start from easy level
Tip 1 : Make sure your resume reflect what you have acheived on your work front
Tip 2 : Your work experience should be on top and should be detailed along with figures( like improved page load speed by 2.5x, etc)
Skills evaluated in this interview
Top Tower Research Capital LLC SDE-2 Interview Questions and Answers
SDE-2 Interview Questions asked at other Companies
I was interviewed in Dec 2020.
(2 Questions)
Round duration - 60 minutes
Round difficulty - Easy
This was the qualification round which comprised of several MCQs and 3 coding questions.
It was held on Hackerearth from 3:00 PM to 4:00 PM.
Use of any other IDE was prohibited.
- Q1. Given a problem statement and a piece of code, how would you find and correct the bug in the code?
- Q2.
Print Nodes at Distance K from a Given Node
Given an arbitrary binary tree, a node of the tree, and an integer 'K', find all nodes that are at a distance K from the specified node, and return a list of th...
- Ans. DFS
- Create a map to store the parent of each node in the tree, Traverse the tree recursively (via depth-first search), at each step if the current node is not NULL. Store its parent in the map, then traverse the left and right subtree.
- Now assume that the given node is the root of the tree. In such a case, we can simply run a breadth-first search from the root, and track the current level of the tree. When the level = ‘K...
(1 Question)
Round duration - 90 minutes
Round difficulty - Medium
I was shared a link of Google Meet and the Google Docs was shared where there was 1 coding problem to be coded there and then the code was run on an IDE to check the sample tests.
Then the interview was followed by a lot of Operating System and Computer System Architecture Questions.
There were 2 Interviewers and both were helpful.
The timing was from 2:30 PM to 4:00 PM
- Q1.
Subarray Challenge: Largest Equal 0s and 1s
Determine the length of the largest subarray within a given array of 0s and 1s, such that the subarray contains an equal number of 0s and 1s.
Input:
Input beg...
- Ans. Brute Force
- We generate all the possible subarrays by using two nested loops.
- We can run two nested loops, the outer loop picks the starting element and the inner loop picks the ending element.
- The third loop considers all elements in between the starting and ending elements.
- Check if each subarray has equal number of 0s and 1s
- This can be easily done by considering 0 as -1 and 1 as 1 since the sum for equal numbers of 0s a...
Round duration - 45 minutes
Round difficulty - Easy
The round was held on Google Meet with HR from 2:30 PM to 3:15 PM.
The HR was friendly and asked the basic questions.
Interview Preparation Tips
Tip 1 : Practice daily 4-5 medium level problems on sites like Leetcode, CodeZen, Hackerearth
Tip 2 : Even though Data Structures and Algorithms is the base but study Course Subjects like DBMS,OS,OOPS too.
Tip 3 : Try to Participate in Contests on LeetCode,Codeforces.
Tip 1 : Mention the projects you worked on in your past work experience and how it helped your company.
Tip 2 : Keep your resume up to date in accordance with the role you are applying for
Tip 3 : Don't put false things on your resume.
Skills evaluated in this interview
Top Tower Research Capital LLC Software Developer Interview Questions and Answers
Software Developer Interview Questions asked at other Companies
I was interviewed before Jun 2016.
Interview Questionnaire
2 Questions
- Q1. Given k and DFS traversal string for a k-ary tree, construct the tree. The String contains P (if a parent) and L (if a leaf). E.g. - k=3, str="PPLLLLL" 2. All the strings are arranged in the following ord...
- Ans.
The question asks to construct a k-ary tree using the given k and DFS traversal string.
Iterate through the DFS traversal string
If the current character is 'P', create a parent node
If the current character is 'L', create a leaf node
Link the nodes according to the DFS traversal order
- Q2. "How would you tell whether a graph has a node with n degree?"
- Ans.
To determine if a graph has a node with n degree, iterate through all nodes and count their edges.
Iterate through each node in the graph
Count the number of edges connected to each node
If any node has n edges, then the graph has a node with n degree
Interview Preparation Tips
Experience: Questions on C++(Virtual fns, inheritance). Two on probability, 12 on Algorithms
Duration: 45 minutes
Round: Technical + HR Interview
Experience: He asked some more puzzles and some probability (expectation) questions. Then, he modified one question asked in the written test and asked me write code for it on paper.
Tips: First of all, prepare all the questions asked in the test before going for the interviews.
Skills evaluated in this interview
Top Tower Research Capital LLC Software Engineer Interview Questions and Answers
Software Engineer Interview Questions asked at other Companies
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Tower Research Capital LLC Interviews By Designations
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