Intuit Software Engineer2 Interview Questions and Answers

Q1. Life cycle hook asyn apex triggers
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Q2. Asyn apex ,batch.future
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Q3. Governer limit of salesforce
Ans. 
Governor limits in Salesforce are predefined limits that prevent abuse and ensure fair resource allocation.
• Governor limits apply to various aspects of Salesforce, such as Apex code, SOQL queries, DML operations, and email invocations.

• These limits are in place to maintain system performance, prevent infinite loops, and protect against resource hogging.

• Examples of governor limits include maximum CPU time, maximum number ...read more
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Q4. Soql queries on account and contact
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Q1. ML Related question for backend Engineer
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Q1. PayTM is about to launch and you have to test it, then according to you what will be the test cases.
Ans. 
Test cases for PayTM launch
• Verify user registration process

• Test login functionality

• Check balance update after successful transaction

• Test various payment methods

• Verify transaction history

• Test refund process

• Check for security vulnerabilities

• Test performance under high load

• Verify compatibility with different devices and browsers
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Q2. What are the things mentioned on the QR code card, you ever noticed?
Ans. 
The QR code card typically contains information such as a unique identifier, website URL, contact details, or product details.
• Unique identifier

• Website URL

• Contact details

• Product details
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Round duration - 60 minutes
Round difficulty - Medium

Mcq + Data structures questions

Q1. 
Maximum Sum Subarray Problem Statement
Given an array of integers, find the maximum sum of any contiguous subarray within the array.
Example:
Input:
array = [34, -50, 42, 14, -5, 86]
Output:
137
Exp...read more
Ans. Brute Force Approach
1. Create a nested loop. The outer loop will go from i = 0 to i = n - k. This will cover the starting indices of all k-subarrays
2. The inner loop will go from j = i to j = i + k - 1. This will cover all the elements of the k-subarray starting from index i
3. Keep track of the maximum element in the inner loop and print it.
Space Complexity: O(1)Explanation:
O(1) because the extra space being used (looping vari...read more
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Round duration - 70 minutes
Round difficulty - Medium

Standard System Design round

Q1. Design a Doctor Appointment System and provide some test cases.
Ans. 
Tip 1 : Implement using OOPs 
Tip 2 : Try to tell your approach to the interviewer as much as you can side by side
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Round duration - 90 minutes
Round difficulty - Medium

Interview of DSA + OOPS + Databse(SQL query) + Operating System

Q1. 
Left View of a Binary Tree
Given a binary tree, your task is to print the left view of the tree. The left view of a binary tree contains the nodes visible when the tree is viewed from the left side.
Inpu...read more
Ans. Recursive Approach
This problem can be solved through recursion.We will maintain max_level variable which will keep track of maxLevel and will pass current level in recursion as argument. Whenever we see a node whose current level is more than maxLevel then we will print that node as that will be first node for that current level. Also update maxLevel with current level.
Space Complexity: O(n)Explanation:
O(N), where ‘N’...read more
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Q2. What is the difference between CHAR and VARCHAR2 data types in SQL?
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Q3. What are the various types of constructors in C++?
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Q4. What is the difference between overloading and overriding?
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Round duration - 60 minutes
Round difficulty - Easy

Hr round - normal hr questions + situational 

Thoughtworks community discussion

Q1. Why should we hire you?
Ans. 
Tip 1 : Read all Thoughtworks community page and be honest

Tip 2 : Be open-minded and answer whatever you are thinking, in these rounds I feel it is important to have opinion.

Tip 3 : The cross-questioning can go intense sometimes, think before you speak.
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