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OpenTable Interview Questions and Answers
OpenTable Interview Experiences
1 interview found
I applied via Job Portal and was interviewed in Jun 2024. There was 1 interview round.
(1 Question)
- Q1. System design reddit
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(5 Questions)
- Q1. What is the typical interview question?
- Q2. What is the structure of the basic salary for this position?
- Q3. What is your job location? Pune
- Q4. What's the work I am credit card department pune
- Q5. What is a skill Accounting advance
(2 Questions)
- Q1. What's besic salery
- Q2. What s working
Interview Preparation Tips
Software Development Engineer 3 Interview Questions & Answers
Expedia Group
Anonymous
posted on 5 Dec 2024
I applied via Referral and was interviewed in Nov 2024. There was 1 interview round.
(4 Questions)
- Q1. They were looking for a person with expertise in maven, so initial questions were targeted towards maven and dependencies.
- Q2. Find the equilibrium number was asked for DSA
- Q3. Implement a singleton patter
- Q4. Java based questions
Interview Preparation Tips
I'd say be prepared for anything, DSA rounds can become discussion and design rounds at any point, so having some knowledge about all aspects
(1 Question)
- Q1. What lessons have you learned from your experiences in your previous company?
(2 Questions)
- Q1. What are the different types of financial derivatives?
- Q2. What are corporate actions and what are their various types?
Interview Preparation Tips
I applied via LinkedIn and was interviewed in Sep 2024. There were 2 interview rounds.
(3 Questions)
- Q1. SQL question to return the shortest duration of flight to travel from NY to HND
- Ans.
Use SQL query to find shortest flight duration from NY to HND
Use SQL query with MIN function to find shortest duration
Filter flights from NY to HND using WHERE clause
Calculate duration by subtracting arrival time from departure time
- Q2. Pyspark question to read data from a CSV file
- Q3. There was no question 3
(3 Questions)
- Q1. Mostly discussions on Projects at my current company, Design choices and spark related concepts used for optimisations.
- Q2. SQL question to test syntax knowledge
- Q3. HRM typical questions like: Why join Grab?
Interview Preparation Tips
- MySQL
- Python
- Spark
Skills evaluated in this interview
Selected
I applied via AmbitionBox and was interviewed in Sep 2024. There was 1 interview round.
(5 Questions)
- Q1. What is technical
- Ans.
"Technical" refers to the specialized knowledge, skills, and expertise required to design, develop, implement, and maintain systems, products, or processes. It encompasses various aspects, include.
- Q2. Technical is Working
- Q3. Technical related questions
- Q4. What is technology
- Ans.
Technology is the application of scientific knowledge for practical purposes, often involving tools and systems to improve efficiency and solve problems.
Technology encompasses a wide range of tools, systems, and processes designed to improve efficiency and solve problems.
It involves the application of scientific knowledge to practical purposes.
Examples of technology include computers, smartphones, software, and machine...
- Q5. What is technical part
- Ans.
The technical part refers to the specific skills, knowledge, and expertise required for a particular job or task.
Includes understanding of relevant laws, regulations, and policies
Involves proficiency in HR software and systems
Requires knowledge of employee relations best practices
May involve conducting investigations and resolving conflicts
Includes analyzing data and trends to inform decision-making
Interview Preparation Tips
I applied via campus placement at Delhi College of Engineering (DCE), Delhi and was interviewed in Sep 2024. There were 2 interview rounds.
(3 Questions)
- Q1. Variation of sort 0,1,2
- Ans.
The question is asking for a variation of sorting an array containing 0s, 1s, and 2s.
Use a three-way partitioning algorithm to sort the array in a single pass.
Keep track of three pointers - low, mid, and high to partition the array.
Example: Input array = [0, 1, 2, 1, 0], Output array = [0, 0, 1, 1, 2]
- Q2. Longest palindromic substring
- Ans.
A palindromic substring is a string that reads the same forwards and backwards.
Use dynamic programming to find the longest palindromic substring.
Start by considering each character as the center of a potential palindrome.
Expand outwards from each center to check for palindromic substrings.
Keep track of the longest palindrome found so far.
Example: Input 'babad', Output 'bab' or 'aba'.
- Q3. Core qns (DBMS+OS+OOPS+CN)+ high level of project
(2 Questions)
- Q1. Deep dive discussion on projects(No DSA qns)
- Q2. Asking why you used only that techstack on project ,what are your difficulties on project and who advised you to use that techstack
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Oct 2024. There were 3 interview rounds.
Test contains 26 questions for me 13 are java based 13 are c++ based
(2 Questions)
- Q1. Indexing in dbms
- Ans.
Indexing in DBMS is a technique to improve the performance of queries by creating a data structure that allows for faster retrieval of data.
Indexes are created on columns in a database table to speed up the retrieval of rows that match a certain condition.
Types of indexes include clustered, non-clustered, unique, and composite indexes.
Examples of indexing techniques include B-tree, hash, and bitmap indexes.
Indexing can...
- Q2. Find whether two strings are or not anagrams
- Ans.
Check if two strings are anagrams by comparing the sorted characters in each string.
Sort the characters in both strings and compare if they are equal.
Ignore spaces and punctuation when comparing the strings.
Example: 'listen' and 'silent' are anagrams.
Example: 'hello' and 'world' are not anagrams.
(2 Questions)
- Q1. Inorder traversal without recursion
- Ans.
Use a stack to simulate the recursive inorder traversal process
Create an empty stack to store nodes
Start with the root node and push it onto the stack
While the stack is not empty, keep traversing left and pushing nodes onto the stack
Once you reach a leaf node, pop it from the stack, print its value, and move to its right child
Repeat the process until all nodes have been visited
- Q2. How to make a class final
- Ans.
To make a class final, use the 'final' keyword in the class declaration.
Use the 'final' keyword before the 'class' keyword in the class declaration
A final class cannot be subclassed or extended
Final classes are often used for utility classes or classes that should not be modified
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed in Dec 2024. There was 1 interview round.
(2 Questions)
- Q1. Past experience and questions around that
- Q2. High level software design for eCommerce system
- Ans.
Designing an eCommerce system involves creating a high-level software architecture to handle online transactions and user interactions.
Identify key components such as user interface, product catalog, shopping cart, payment gateway, and order processing
Consider scalability, security, and performance requirements
Choose appropriate technologies and frameworks like React for front-end, Node.js for back-end, and MySQL for d...
I applied via LinkedIn and was interviewed in Nov 2024. There was 1 interview round.
(2 Questions)
- Q1. Minimum Knight Moves (LC Medium)
- Q2. OS, CN, DB concepts like multithreading, semaphore, tcp vs udp, transaction and ACId properties. Java concepts like stack vs heap(memory), error vs exception. Any 1 Project discussion for 10 mins
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