Salesforce interview questions
Online test → Technical → Technical → HR
DSA
Showing 29 of 182 reported in this area
Find the kth largest element in an array
Rearrange characters in a string such that no two adjacent characters are the same.
Check whether a given string is a palindrome
Find the maximum sum subarray in an array using Kadane’s Algorithm
Given an array of integers and a number sum, find the number of pairs of integers in the array whose sum is equal to sum.
Find the median of a stream of integers.
Implement a cache of a given fixed size.
Print all permutations of a given string.
Implement the LRU (Least Recently Used) Cache.
Solve and code a problem using Priority Queue.
Find the level with maximum sum in a binary tree.
Find an element in a sorted infinitely long array.
Print all balanced parentheses from a given string.
Search for an element in a sorted and rotated array.
Reverse a doubly linked list in groups of given size k.
Find the longest substring without repeating characters.
Rotate an m x m matrix by 90 degrees clockwise in-place.
Connect N ropes with minimum cost using a greedy approach
Find the next greater number using the same set of digits.
Find the size of the largest island in a 2-D binary matrix.
Find the Longest Common Subsequence (LCS) between two strings.
Find the row with the maximum number of 1s in a binary matrix.
Given an array, print all triplets (a, b, c) such that a + b = c.
Search for an element in a row-wise and column-wise sorted matrix.
Given a string, determine whether it represents a valid IP address.
Print the 360-degree view (top view + bottom view) of a binary tree.
Add two numbers represented by two arrays and return the resulting array.
Find the length of the longest valid (well-formed) parentheses substring.
Given a grid of oranges, find the minimum time required to rot all oranges.
CS fundamentals
Showing 17 of 133 reported in this area
Explain core Object-Oriented Programming concepts such as inheritance, polymorphism, encapsulation, and abstraction
What is the String Pool in Java?
Explain indexing in DBMS and its types.
How are maps internally implemented in C++?
How is React different from other frontend frameworks?
What is database normalization and what are its types?
When you search a URL in a browser, how is data received?
Explain deadlocks in Operating Systems and related concepts.
Explain abstraction, interfaces, and friend functions in C++.
What is the difference between HashMap, Hashtable, and TreeMap?
Write an SQL query involving data manipulation and optimization.
Write a SQL query to remove duplicate rows from a database table.
What are the different ways to create or implement threads in Java?
Write code to demonstrate a deadlock in a multithreaded environment.
Explain the internal implementation of HashMap and write code for it.
How do automation tools like workflows and triggers work in Salesforce?
Write Java code to demonstrate polymorphism in Object-Oriented Programming.
Behavioural
Showing 3 of 20 reported in this area
How would you handle situational challenges or decisions at work?
Justify a chosen technology stack and explain reasons for using it.
Role-play scenario where you act as a support engineer handling a customer issue.
Puzzles
Showing 3 of 14 reported in this area
How can you cut a round cake into 8 equal pieces using only 3 cuts?
How would you estimate the total number of buses in your city?
Solve the 9 balls puzzle to find the odd ball in the minimum number of steps.
System design
Showing 5 of 12 reported in this area
Design a TinyURL service
Design an e-commerce system like Flipkart.
Design a coffee ordering system (HLD and LLD)
Explain scalability considerations in system design.
How would you implement a bidding system and increase its robustness?
Aptitude
Showing 3 of 8 reported in this area
Find the angle between the hour hand and minute hand of an analog clock at a given time (e.g., 3:15)
Calculate compound interest for a given principal, rate, and time.
Find the angle between the hour hand and the minute hand of a clock at 3:15.
Showing 60 of 309 questions. Ranked by how often the same question came back across reports.
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What questions does Salesforce ask?
Candidate interview reports most often cover DSA (49%) and CS fundamentals (36%).
How many rounds does Salesforce interview have?
Candidate interview reports show an average of 3.7 rounds per experience, with a typical sequence of Online test → Technical → Technical → HR. Individual interview paths can vary.
Is the Salesforce interview hard?
Among questions with a reported difficulty, the mix is easy 40%, medium 51%, hard 9%.