Gupshup Senior Site Reliability Engineer Interview Questions and Answers

Q1. Implement Linked list
Add your answer
Q2. Implement Hash Map with array and linked list.
Ans. 
Implement Hash Map with array and linked list.
• Create an array of linked lists

• Hash function maps keys to array indices

• Insert key-value pairs into linked lists

• Handle collisions by chaining

• Search for a key by hashing and traversing linked list
Answered by AI
Add your answer
Q3. How to create a immutable class in java
Add your answer

They do a technical mock test

Q1. Oop Concept questions
Add your answer
Q2. Database related Questions
Add your answer
Q3. SVN related Questions
Add your answer

Q1. It is taken by manager's manager it is quit tough he asked high level of technical question
Add your answer

Q1. It was just a salary discussion .HR was very corporative and polite.
Add your answer

Q1. 1) OOP Concepts
Add your answer
Q2. Difference between Abstract class and interface
Add your answer
Q3. Mysql Concepts and Mysql queries
Add your answer
Q4. Logical questions on Array and String Functions in PHP
Add your answer
Q5. File handling functions such as fread, fopen, fclose etc and logical string function questions on file data.
Add your answer

Q1. All Scenario based questions
Add your answer
Q2. OOP Concepts in deep
Ans. 
OOP Concepts refer to the principles of Object-Oriented Programming, including encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (object).

• Inheritance: Allowing a class to inherit properties and behavior from another class.

• Polymorphism: The ability for objects of different classes to respond to the same message in different ways...read more
Answered by AI
Add your answer
Q3. Software design pattern related questions
Add your answer
Q4. Small Logical programs
Add your answer
Q5. Database queries in deep
Ans. 
Database queries involve retrieving, updating, and manipulating data stored in a database.
• Database queries are used to retrieve specific data from a database based on certain criteria.

• Queries can also be used to update existing data or insert new data into the database.

• SQL (Structured Query Language) is commonly used to write database queries.

• Examples of database queries include SELECT, INSERT, UPDATE, and DELETE state...read more
Answered by AI
Add your answer

Round duration - 60 Minutes
Round difficulty - Hard

Q1. 
Prime Numbers within a Range
Given an integer N, determine and print all the prime numbers between 2 and N, inclusive.
Input:
Integer N
Output:
Prime numbers printed on separate lines
Example:
Input...read more
Ans. 
Generate and print all prime numbers between 2 and N, inclusive.
• Iterate from 2 to N and check if each number is prime

• A prime number is only divisible by 1 and itself

• Print each prime number on a new line
Answered by AI
Add your answer

Round duration - 60 Minutes
Round difficulty - Hard

Q1. 
Anagram Substring Search
Given two strings 'STR' and 'PTR', identify all starting indices of 'PTR' anagram substrings in 'STR'. Two strings are anagrams if one can be rearranged to form the other.
Input:
...read more
Ans. 
Implement a function to find all starting indices of anagram substrings of a given string in another string.
• Create a frequency map of characters in the 'PTR' string.

• Use a sliding window approach to check for anagrams in 'STR'.

• Return the starting indices of anagram substrings found.

• Example: For input 'BACDGABCD' and 'ABCD', output should be [0, 5].
Answered by AI
Add your answer

Round duration - 60 Minutes
Round difficulty - Hard

Q1. What are some common testing questions related to Linux and operating systems?
Ans. 
Common testing questions related to Linux and operating systems
• What are the different types of testing that can be performed on a Linux operating system?

• How do you test the compatibility of software with different Linux distributions?

• Can you explain the process of testing kernel modules in a Linux environment?

• What tools and techniques do you use for performance testing on Linux systems?

• How do you ensure the security an...read more
Answered by AI
Add your answer

Q1. Java : Find all most occuring characters in given string only using arrays
Add your answer