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Nvidia Sdet Interview Questions and Answers

Updated 27 May 2024

Nvidia Sdet Interview Experiences

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Sdet Interview Questions & Answers

user image Anonymous

posted on 27 May 2024

Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

C, C++, OS, aptitute test, OS concepts

Round 2 - Technical 

(3 Questions)

  • Q1. C, C++ data structures
  • Q2. Concept of pointers,double pointers
  • Ans. 

    Pointers are variables that store memory addresses of other variables. Double pointers store memory addresses of pointers.

    • Pointers are used to access and manipulate memory addresses of variables.

    • Double pointers are used to store memory addresses of pointers themselves, allowing for indirect access to variables.

    • Example: char *ptr; int **dptr;

  • Answered by AI
  • Q3. Lists, data structures, coding mcqs
Round 3 - HR 

(1 Question)

  • Q1. Are you planning to do Masters?

Interview questions from similar companies

I appeared for an interview in Sep 2017.

Interview Questionnaire 

2 Questions

  • Q1. Find the sum of two numbers without using any mathematical operarors.
  • Ans. 

    Use bitwise operations to find the sum of two numbers without using mathematical operators.

    • Use bitwise XOR to find the sum of two numbers without carrying.

    • Use bitwise AND and left shift to find the carry.

    • Repeat the process until there is no carry left.

  • Answered by AI
  • Q2. Delete a node from linked list when we are given a reference to the node. But the head pointer is not given.
  • Ans. 

    To delete a node from a linked list when only given a reference to the node, we can copy the data of the next node to the given node and delete the next node.

    • Copy the data of the next node to the given node

    • Update the next pointer of the given node to skip the next node

    • Delete the next node

  • Answered by AI

Interview Preparation Tips

Round: Technical Interview
Tips: Strong understanding and thorough knowledge of C programming.

College Name: IIT Madras

Skills evaluated in this interview

I applied via Campus Placement

Interview Questionnaire 

16 Questions

  • Q1. Bridge and torch problem : Four people come to a river in the night. There is a narrow bridge, but it can only hold two people at a time. They have one torch and, because it's night, the torch has to be us...
  • Q2. Given an array A[n], write a C program to find P and Q (P>Q) such that A[P] - A[Q] is maximum
  • Q3. A pyramid is given many blank spaces. Condition is that number in a cell equals sum of numbers in bottom two cells. Fill the blanks
  • Ans. 

    The question asks to fill the blanks in a pyramid where each number is the sum of the numbers in the bottom two cells.

    • Start from the bottom row and work your way up, calculating the sum of the numbers in the bottom two cells for each blank space.

    • Use a loop to iterate through each row and column of the pyramid.

    • Store the calculated sum in the corresponding blank space.

    • Repeat the process until all the blanks are filled.

  • Answered by AI
  • Q4. What are the basic functions of OS?
  • Q5. What is scheduling? List different types of scheduling
  • Q6. What is a deadlock? How to know if a deadlock is present?
  • Q7. What is Moore's Law?
  • Ans. 

    Moore's Law is the observation that the number of transistors in a dense integrated circuit doubles about every two years.

    • Named after Intel co-founder Gordon Moore

    • First stated in 1965

    • Has been a driving force behind technological advancements

    • Predicts exponential growth in computing power

    • Has been challenged in recent years due to physical limitations

  • Answered by AI
  • Q8. Differentiate between a process and a thread
  • Ans. 

    A process is an instance of a program while a thread is a subset of a process.

    • A process has its own memory space while threads share memory space

    • Processes are heavyweight while threads are lightweight

    • Processes communicate through inter-process communication while threads communicate through shared memory

    • Examples of processes include web browsers, text editors, etc. while examples of threads include GUI updates, backgro

  • Answered by AI
  • Q9. What are the advantages of having multi-core processor?
  • Ans. 

    Multi-core processors provide faster and more efficient computing.

    • Improved performance and speed

    • Ability to handle multiple tasks simultaneously

    • Reduced power consumption

    • Better multitasking capabilities

    • Enhanced user experience

    • Examples: Intel Core i7, AMD Ryzen 9

  • Answered by AI
  • Q10. Tell me about yourself and your family briefly
  • Ans. 

    I am a software engineer with a loving family.

    • I have been working as a software engineer for 5 years.

    • My wife is a teacher and we have two children.

    • We enjoy spending time together outdoors and traveling.

    • My parents live in a different state but we keep in touch regularly.

    • Family is very important to me and I prioritize spending time with them.

  • Answered by AI
  • Q11. Tell me about your course projects
  • Ans. 

    Developed a web-based project management tool and a mobile app for tracking expenses

    • Created a responsive UI using React and Bootstrap

    • Implemented user authentication and authorization using Firebase

    • Integrated Google Maps API for location tracking in the mobile app

    • Used Node.js and MongoDB for backend development

    • Collaborated with a team of four to complete the projects

  • Answered by AI
  • Q12. Tell me about your professional experience
  • Ans. 

    I have 5 years of experience in software engineering with expertise in Java and Python.

    • Developed and maintained web applications using Java and Spring framework

    • Designed and implemented RESTful APIs using Python and Flask

    • Worked on database management and optimization using MySQL and MongoDB

    • Collaborated with cross-functional teams to deliver high-quality software products

    • Participated in code reviews and provided construc

  • Answered by AI
  • Q13. What are your academic interests?
  • Ans. 

    My academic interests include computer science, artificial intelligence, and machine learning.

    • Computer science

    • Artificial intelligence

    • Machine learning

  • Answered by AI
  • Q14. Explain one CS topic(of your choice) in layman terms
  • Ans. 

    Explain Big O notation

    • Big O notation is used to describe the time complexity of an algorithm

    • It helps us understand how the algorithm's performance changes with input size

    • O(1) means constant time, O(n) means linear time, O(n^2) means quadratic time

    • We want algorithms with lower Big O values for better performance

  • Answered by AI
  • Q15. What are your location preferences?
  • Ans. 

    I am open to relocation based on the job opportunity and growth prospects.

    • Open to relocation for the right opportunity

    • Willing to move for career growth

    • Flexible with location based on job requirements

  • Answered by AI
  • Q16. Would you like to have a pizza slice? ;)
  • Ans. 

    Yes, I would love to have a pizza slice!

    • I am a big fan of pizza and would never say no to a slice!

    • Pizza is the perfect food for any occasion, whether it's a quick lunch or a late-night snack.

    • I particularly enjoy pepperoni and mushroom pizza, but I'm open to trying new toppings as well.

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Questions were of average difficulty but lengthy. The test was conducted between 7:30 PM and 9 PM. I had a long day so it was a little tiresome.
Tips: Time is of importance. I suggest you to quickly browse through all the questions and pick the easy ones beforehand instead of being stuck on a single difficult question.
Duration: 90 minutes
Total Questions: 60

Round: Technical Interview
Experience: I found the questions easy so I was able to answer them all.
Tips: Don't just think in your mind. Think out loud so that the interviewer can correct you.

Round: HR Interview
Experience: Interviewer was friendly. It was like talking with a friend.
Tips: Keep it short and brief. It's fine even if your English is not good. (Mine wasn't )

General Tips: Be cool and calm. If you don't know something, admit it. You can come back to it later.
Skill Tips: No need to go very deep. Just know the basics properly.
Skills: Puzzle Solving Capability, Computer Organisation, Operating System Basics, Object Oriented Programming (OOP) Basics, C Programming, Aptitude
Duration: 2
College Name: IIT Madras
Motivation: Qualcomm is an industry leader in mobile hardware. The work profile suited me well.
Funny Moments: The nice HR lady offered me a pizza slice.

Skills evaluated in this interview

Software Engineer Interview Questions & Answers

Intel user image Niranjhana Narayanan

posted on 4 Dec 2016

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Why UDP and not TCP in project
  • Ans. 

    UDP is preferred over TCP in this project due to its low latency and lightweight nature.

    • UDP is a connectionless protocol, which means it does not establish a direct connection between the sender and receiver.

    • UDP is faster than TCP as it does not have the overhead of establishing and maintaining a connection.

    • UDP is suitable for applications where real-time data transmission is crucial, such as video streaming or online ...

  • Answered by AI
  • Q2. How would you clear the 7th bit in a 32 bit register
  • Ans. 

    To clear the 7th bit in a 32-bit register, perform a bitwise AND operation with a mask that has all bits set to 1 except the 7th bit.

    • Create a mask with the 7th bit set to 0 and all other bits set to 1

    • Perform a bitwise AND operation between the register and the mask

    • Store the result back in the register

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Questions were based on C concepts, given piece of code, find error, output, etc then data structures, bit manipulation, a few aptitude questions were also there (around 5-7).
Tips: Practice aptitude, C, data structures (geeksforgeeks.org is a good source).
Duration: 1 hour
Total Questions: 30

Round: Technical + HR Interview
Experience: I was asked to explain project in detail, I had done projects on embedded, so was asked about that, details like what fields did you use in that structure, why this implementation and not some related other. Memory management, network communications, operating systems. Then questions on C concepts like memory allocation, function pointers, then data structures like linked lists, then bit manipulation in registers. Questions from electrical coursework. Then later, why higher studies, would you still go for higher studies if you had a good job at a company, why etc.
Tips: Be thorough with C (know your Kernighan & Ritchie) and be prepared to go into details about your projects.

Skills: C, Data Structures, Coursework Understanding, Project And Internship
College Name: IIT Madras

Skills evaluated in this interview

I applied via Company Website and was interviewed in Jun 2020. There were 6 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Everything from resume only
  • Q2. Recursive programs, factorial, prime numbers, Armstrong numbers
  • Q3. Time complexity
  • Q4. Microservices, rest API, gateway

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview experience has been extremely warm and beautiful. All rounds finished on a single day. Which is the most great thing about being interviewed. No such tension of just waiting for results and how many rounds. Everything was super clear cut mentioned before in hand by HR. Also Hr people, I have never seen such supportive and helpful hr in my career till now. No attitude that u feel insulted of contacting them. U can easily reach out to them. It's a worthy excellent experience!

I applied via Referral and was interviewed in Jul 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Meta classes in python
  • Ans. 

    Meta classes are classes that define the behavior of other classes.

    • Meta classes are used to customize the behavior of classes.

    • They can be used to add or modify attributes and methods of classes.

    • They can also be used to enforce certain rules or restrictions on classes.

    • In Python, the default meta class is 'type'.

    • Example: class MyMeta(type): pass

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - be thorough on your projects

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Aug 2021. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

2 coding questions and a set of mcq questions based on oops, dbms, networking and os

Round 3 - Technical 

(2 Questions)

  • Q1. Reverse a linked list
  • Ans. 

    Reverse a linked list

    • Iteratively swap the next and previous pointers of each node

    • Use three pointers to keep track of the current, previous, and next nodes

    • Update the head pointer to the last node after reversing

  • Answered by AI
  • Q2. What is the point of BST?
  • Ans. 

    BST is a data structure used for efficient searching, insertion and deletion of elements in a sorted manner.

    • BST stands for Binary Search Tree.

    • It has a root node and every node has at most two children.

    • The left subtree of a node contains only nodes with keys lesser than the node's key.

    • The right subtree of a node contains only nodes with keys greater than the node's key.

    • BST allows for efficient searching, insertion and d...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Work hard. Learn from your mistakes. It is okay to lose sometimes.

Skills evaluated in this interview

I appeared for an interview before Oct 2020.

Round 1 - Coding Test 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

This round had 2 coding problems and we had to code it on hackerearth only.
The use of Outside IDE was forbidden.
The timing of test was 12:00 PM to 1:00 PM.

  • Q1. 

    Merge Overlapping Intervals Problem Statement

    Given a specified number of intervals, where each interval is represented by two integers denoting its boundaries, the task is to merge all overlapping interv...

  • Ans. 

    Merge overlapping intervals and return sorted list of merged intervals.

    • Iterate through intervals and merge overlapping ones

    • Sort merged intervals based on starting times

    • Handle edge cases like empty input or single interval

    • Use a data structure like list or array to store merged intervals

  • Answered by AI
  • Q2. 

    Search In Rotated Sorted Array Problem Statement

    Given a rotated sorted array ARR of size 'N' and an integer 'K', determine the index at which 'K' is present in the array.

    Note:
    1. If 'K' is not present...
  • Ans. 

    Given a rotated sorted array, find the index of a given integer 'K'.

    • Use binary search to find the pivot point where the array is rotated.

    • Based on the pivot point, perform binary search on the appropriate half of the array to find 'K'.

    • Handle cases where 'K' is not present in the array by returning -1.

  • Answered by AI
Round 2 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

This was an Online F2F Technical Round conducted on CodePair : Hackerearth. So, Basically You have to Run and Submit ( Pass All Test cases) in the Interview Round also (Like normal Coding Test) in Hackerearth & along with that You should have to explain your Code and Approach to the Interviewers.
The Interviewers were helpful and didn't hesitate in giving hints.
Timing - 11:00 A.M to 12:00 P.M

  • Q1. 

    Minimum Fountains Activation Problem

    In this problem, you have a one-dimensional garden of length 'N'. Each position from 0 to 'N' has a fountain that can provide water to the garden up to a certain range...

  • Ans. 

    Find the minimum number of fountains to activate to water the entire garden.

    • Iterate through the array to find the coverage of each fountain.

    • Keep track of the farthest coverage reached by activating fountains.

    • Activate the fountain that covers the farthest point not yet covered.

    • Repeat until the entire garden is watered.

  • Answered by AI
  • Q2. 

    Bellman Ford Shortest Path Problem

    Given a directed weighted graph comprised of vertices labeled 1 to N and M edges, where each edge connects two nodes u and v with a weight w representing the distance be...

  • Ans. 

    Bellman Ford algorithm is used to find the shortest path in a graph with negative weights.

    • Initialize distances from source to all vertices as infinity, and distance to source as 0.

    • Relax all edges V-1 times to find shortest path.

    • If any distance is updated in Vth iteration, then there is a negative weight cycle.

    • Return the distance to destination vertex after V-1 iterations.

    • Example: For the given graph, shortest path from

  • Answered by AI
Round 3 - HR 

Round duration - 30 minutes
Round difficulty - Easy

This was a Google Meet Video Call. The HR was friendly and asked basic questions.
The timing was 2:00 PM to 2:30 PM.

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in DelhiEligibility criteriaNo backlogs in MastersQualcomm interview preparation:Topics to prepare for the interview - Dynamic Programming, OOPS, Computer Networks, Computer System Architecture, Operating System, Data Structures, PointersTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

Tip 1 : Make sure that you are thorough with CS concepts beforehand.
Tip 2 : Even when you are explaining the approach to a question, try to parallelly think about how you would code it.
Tip 3 : Read the previous interview experiences. It would give a fair idea of the kind of questions one should expect.
Tip 4 : Practice atleast 200 questions from coding platforms like CodeZen, LeetCode, Interviewbit as they contain common interview questions.

Application resume tips for other job seekers

Tip 1 : Mention atleast 1 project and past work experience as it sets good impression.
Tip 2 : Keep your resume up to date for the role you are applying.
Tip 3 : Try to keep your resume of 1 Page.

Final outcome of the interviewSelected

Skills evaluated in this interview

Intern Interview Questions & Answers

Cisco user image Anonymous

posted on 4 Jul 2021

Interview Questionnaire 

1 Question

  • Q1. Basic question of oops

I applied via Naukri.com and was interviewed in Mar 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Question were fairly technical.

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on the basics , work on the project and be clear about that.

Nvidia Interview FAQs

How many rounds are there in Nvidia Sdet interview?
Nvidia interview process usually has 3 rounds. The most common rounds in the Nvidia interview process are Aptitude Test, Technical and HR.
What are the top questions asked in Nvidia Sdet interview?

Some of the top questions asked at the Nvidia Sdet interview -

  1. concept of pointers,double point...read more
  2. Lists, data structures, coding m...read more
  3. C, C++ data structu...read more

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Nvidia Sdet Interview Process

based on 1 interview

Interview experience

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Excellent
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