100+ Intuit Interview Questions & Answers | Complete Prep Guide 2025

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Interview Questions & Answers

posted on 14 Dec 2015

I applied via Referral

Interview Questionnaire

14 Questions

Q1. Program to insert an element into a sorted linked list

Ans.

Program to insert an element into a sorted linked list

Traverse the linked list until the correct position is found
Create a new node with the element to be inserted
Adjust the pointers of the previous and next nodes to point to the new node
Handle edge cases such as inserting at the beginning or end of the list

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Q2. Program to delete a node in a singly linked list given only a pointer to the node to be deleted

Ans.

Program to delete a node in a singly linked list given only a pointer to the node to be deleted

Copy the data from the next node to the current node and delete the next node
Update the pointer of the current node to point to the next node's next node
Handle edge cases where the node to be deleted is the last node in the list

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Q3. Given an array of n elements which contains elements from 0 to n1, with any of these numbers appearing any number of times. Find these repeating numbers in O(n) and using only constant memory space

Ans.

Find repeating numbers in an array of n elements containing numbers from 0 to n-1 in O(n) time and constant memory space.

Create an empty result array.
Iterate through the array and for each element, take its absolute value and subtract 1 from it.
If the element at the new index is positive, make it negative.
If it is already negative, add the original element to the result array.
Return the result array.

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Q4. For what all purposes is the virtual keyword used in C++?

Ans.

The virtual keyword is used in C++ for creating virtual functions and implementing polymorphism.

Used to create virtual functions that can be overridden by derived classes
Allows for dynamic binding of functions at runtime
Used in implementing polymorphism
Can be used with multiple inheritance to resolve ambiguity
Example: virtual void functionName() = 0; creates a pure virtual function

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Q5. Explain a project listed on my resume

Ans.

Developed a mobile app for tracking daily water intake

Used React Native to build the app
Integrated a database to store user data
Implemented push notifications to remind users to drink water
Designed a user-friendly interface with intuitive features

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Q6. A thorough scan of my resume and in depth coverage of all the projects and technologies listed on it

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Q7. Difference between C, C++, and Java

Ans.

C is a procedural language, C++ is an object-oriented language, and Java is a class-based object-oriented language.

C is a low-level language used for system programming and embedded systems.
C++ is an extension of C with added features like classes, inheritance, and polymorphism.
Java is platform-independent and has automatic memory management through garbage collection.
Java programs run on a virtual machine, while C and...

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Q8. Which domain would I be interested to work in? (desktop apps or web apps)

Ans.

I am interested in working with web apps.

Web apps have a wider reach and are more accessible.
They can be accessed from anywhere with an internet connection.
Web apps are easier to update and maintain.
Examples: Facebook, Google Docs, Amazon

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Q9. Difference between Web 2.0 and Web 1.0

Ans.

Web 2.0 is more interactive and user-generated content-driven, while Web 1.0 was static and read-only.

Web 2.0 allows for social networking and collaboration, while Web 1.0 was primarily informational.
Web 2.0 relies on user-generated content, while Web 1.0 was created by developers and publishers.
Web 2.0 is more dynamic and responsive, while Web 1.0 was static and slow to load.
Examples of Web 2.0 sites include Facebook,...

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Q10. Difference between IAAS, PAAS, SAAS. (cloud computing was listed on my resume)

Ans.

IAAS, PAAS, and SAAS are different cloud computing models that offer varying levels of control and management to users.

IAAS (Infrastructure as a Service) provides users with access to virtualized computing resources such as servers, storage, and networking. Users have complete control over the infrastructure and are responsible for managing it.
PAAS (Platform as a Service) provides users with a platform to develop, run,...

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Q11. Given a word and dictionary, write a program to calculate the total number of valid words possible from the given word

Ans.

Program to calculate total number of valid words possible from a given word and dictionary

Create a hash table of dictionary words
Generate all possible permutations of the given word
Check if each permutation is a valid word in the hash table
Return the count of valid words

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Q12. Explain the solution to the classical 25 horses and 5 lanes puzzle

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Q13. Write a program to find the GCD of a set of numbers. (Euclid’s algorithm)

Ans.

Program to find GCD of a set of numbers using Euclid's algorithm.

Take two numbers and find their GCD using Euclid's algorithm.
Repeat the process for all numbers in the set.
The final GCD will be the GCD of the entire set.
Use recursion to simplify the code.
If any number is 0, return the other number as GCD.

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Q14. Design the most optimal data structures for an LRU cache

Ans.

Design optimal data structures for LRU cache

Use a doubly linked list to keep track of recently used items
Use a hash table to store key-value pairs for quick access
When an item is accessed, move it to the front of the linked list
When the cache is full, remove the least recently used item from the back of the linked list and hash table

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Software Developer Intern Interview Questions & Answers

Anonymous

posted on 26 Dec 2024

Interview experience

Average

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Not Selected

Round 1 - Coding Test

DSA based on any general language prefer C++

Round 2 - Technical

(3 Questions)

Q1. DBMS, BST, Sieve of Erathnus, Dynamic Programming

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Q2. Debugging c++ code

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Q3. OOPS based question

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Round 3 - HR

(1 Question)

Q1. General questions and some questions on personality

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Software Developer Intern Interview Questions asked at other Companies

Q1. Sum of Maximum and Minimum Elements Problem Statement Given an array ARR of size N, your objective is to determine the sum of the largest and smallest elements within the array. Follow Up: Can you achieve the above task using the least numb... read more

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Intuit Interview Questions and Answers for Freshers

Senior Software Engineer 2 Interview Questions & Answers

Anonymous

posted on 17 Dec 2024

Interview experience

Average

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Not Selected

I applied via LinkedIn and was interviewed in Nov 2024. There were 2 interview rounds.

Round 1 - Coding Test

Glider coding test
1 easy and 1 medium leetcode question

Round 2 - Technical

(2 Questions)

Q1. Min cost of painting the houses, given no two adjacent houses are of same color List input ={[17,2,17],[16,16,5],[14,3,19]} To be solved using dynamic programming

Ans.

Dynamic programming solution to find minimum cost of painting houses with no adjacent houses of same color

Create a 2D dp array to store the minimum cost of painting each house with each color
Iterate through each house and each color option, updating the dp array with the minimum cost
Return the minimum cost of painting the last house

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Q2. Questions on multithreading and different type of thread pool

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