Upload Button Icon Add office photos

Filter interviews by

Tandem Crystals Interview Questions and Answers

Updated 16 May 2024

Tandem Crystals Interview Experiences

Popular Designations

2 interviews found

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

I applied via Naukri.com and was interviewed in Nov 2023. There were 3 interview rounds.

Round 1 - One-on-one 

(4 Questions)

  • Q1. Find the complexity of the given algorithms? How do you optimise this further for performance and scalability?
  • Ans. 

    Complexity analysis and optimization of algorithms for performance and scalability.

    • Determine the time complexity (Big O notation) and space complexity of the algorithm.

    • Identify bottlenecks and optimize code by reducing unnecessary operations or improving data structures.

    • Use efficient algorithms and data structures like hash maps, binary search trees, and dynamic programming.

    • Parallelize tasks to leverage multi-core proc...

  • Answered by AI
  • Q2. Mult threading and thread safety
  • Q3. Non blocking IO thread managements
  • Q4. Tree data structure and how to optimize them?
  • Ans. 

    Tree data structure is a hierarchical data structure where each node has a value and children nodes.

    • Optimizing tree traversal by using efficient algorithms like depth-first search or breadth-first search.

    • Balancing the tree to ensure operations like insertion and deletion are efficient.

    • Using memoization to store results of expensive computations in dynamic programming.

    • Implementing efficient data structures like AVL tree

  • Answered by AI
Round 2 - Aptitude Test 

Percentage problems, Algorithms

Round 3 - One-on-one 

(1 Question)

  • Q1. Culture fit, System design, Databases, Messaging queues, Distributed processing

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well. You are allowed to refer google for syntax verification while solving coding sessions.

My development environment setup helped me clear these interviews. Their laptop has basic tools. If you want bring your own device.

Skills evaluated in this interview

Senior Java Developer Interview Questions asked at other Companies

Q1. Delete Kth node From EndYou have been given a singly Linked List of 'N' nodes with integer data and an integer 'K'. Your task is to remove the Kth node from the end of the given Linked List. For example: The given linked list is 1 -> 2 -... read more
View answer (4)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
No response

I applied via campus placement at Sathyabama University

Round 1 - Group Discussion 

How to improve indian education System.

Round 2 - Aptitude Test 

Work and time, speed and distance, compound Interest, mixture , profit & loss.

Round 3 - Assignment 

Java Technical Question.

Round 4 - Technical 

(1 Question)

  • Q1. Core java , oops , Basic Data Structure , SQL, UI & UX , HTML, CSS
Round 5 - HR 

(1 Question)

  • Q1. What is your Strength,Weekness , Question related to your planing.

Interview Preparation Tips

Interview preparation tips for other job seekers - Tandam Crystel

Software Engineer Interview Questions asked at other Companies

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 used when crossing the bridge. Person... read more
View answer (169)

Interview questions from similar companies

Interview Questionnaire 

4 Questions

  • Q1. Tell me about yourself
  • Q2. Just a min on T20 cricket
  • Q3. Improving quality of education in India
  • Ans. 

    Improving quality of education in India

    • Investing in teacher training and development

    • Increasing access to technology and digital resources

    • Encouraging parental involvement in education

    • Promoting vocational education and skill development

    • Addressing the issue of inadequate infrastructure and resources

  • Answered by AI
  • Q4. Question on B. Tech project

Interview Preparation Tips

Round: Test
Experience: Reasoning / Analytical : there were many questions on venn diagram.. relationships.. cube problem... etc etc... VERBAL: questions on correction of sentences... jumbled sentences.. series... etc etc....
Total Questions: 60

College Name: NIT WARANGAL

Interview Questionnaire 

1 Question

  • Q1. Why Mechanical Engineering?
  • Ans. 

    Mechanical Engineering offers a diverse range of opportunities to apply scientific principles to solve real-world problems.

    • Mechanical Engineering provides a strong foundation in math, physics, and materials science.

    • It offers a wide range of career opportunities in various industries such as automotive, aerospace, and manufacturing.

    • Mechanical Engineers design and develop machines, tools, and systems that improve our dai...

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Questions related to courses of Design, MOS, TOM. It had tough MCQ’s based on formulae that had to be memorized and were calculation intensive.

Round: Technical Interview
Experience: it was a 45-minute round with questions about yourself, CPI and extra-curricular activities.

Round: HR Interview
Experience: Questions based on resume, internship and 2nd and 3rd year related projects. Short discussion on Extra-curricular activities.

College Name: IIT KANPUR

Interview Questionnaire 

5 Questions

  • Q1. Based on a situation
  • Q2. Write a .small C code
  • Ans. 

    A C code that prints out the elements of an array of strings.

    • Declare an array of strings

    • Use a loop to iterate through the array

    • Print out each element

  • Answered by AI
  • Q3. Simple puzzles about colored balls probability
  • Q4. What Is the probability of it raining today in Chennai?
  • Ans. 

    The probability of rain in Chennai today depends on various factors such as season, weather conditions, and location.

    • The probability can be estimated by analyzing the current weather patterns and historical data.

    • Factors such as humidity, temperature, and wind speed can affect the probability of rain.

    • Local weather forecasts and satellite imagery can also provide insights into the likelihood of rain.

    • The probability of ra...

  • Answered by AI
  • Q5. Find the probability that India will win the next Cricket World Cup
  • Ans. 

    It is impossible to accurately predict the probability of India winning the next Cricket World Cup.

    • Sports events are unpredictable and depend on various factors such as team performance, weather conditions, injuries, etc.

    • Past performance of the team and individual players can be considered, but it does not guarantee future success.

    • Other teams participating in the tournament also play a significant role in determining t...

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: Fifty people appeared for the test out of which sixteen were shortlisted.

Round: Case Study Interview
Experience: How would you promote a newly launched product? What marketing strategies would you use? They asked very simple case studies.

Round: Technical Interview
Experience: Test was based on data analysis, mainly maths. The interview was to see how much 'C' and probability you know.
Tips: Customized preparation is must along with good CGPA.

Skill Tips: Work details about your internship helps!
Skills: General knowledge, Technical knowledge
College Name: IIT Madras

Skills evaluated in this interview

Project Engineer Interview Questions & Answers

Wipro user image PRIYANKA CHOUDHURY

posted on 12 Jan 2015

Interview Preparation Tips

Round: Test
Experience: There were two parts : Aptitude and English.
The Aptitude part consisted of questions related to Maths which were quite easy.
The English section consisted of reading comprehensions.
Tips: Read the questions carefully because some of them might be lengthy.
Apply quick formulas so that you save time on each question.
Duration: 90 minutes

Round: Group Activity
Experience: We were asked to write an essay on a topic.
My topic was "Global Warming".
This was not an elimination round.
Tips: Writing essay requires a good fair of English and also thinking capability.
Divide your essay into paragraphs and don't forget to assign a title to your essay.

Round: Interview
Experience: The technical round was quite simple for me as the interviewer asked me few simple questions related to basic programming. I am not well versed with programming but then I managed because I did study the previous day.
I was not nervous since I knew I would be able to crack the interview in one go. After waiting for hours and hours, my turn came and finally I went up to the interviewer.
Tips: Be confident and communicate well.
The interviewers are more interested in how you communicate to them.
Learn the basics and revise a little before you go to the interview .

Round: Interview
Experience: This was the most simple and funniest round for me as the interviewer asked me only a single question .
The question goes like " Which place are you from?"
Tips: When you get selected for the HR round, just relax.
This is not an elimination round .
The HR's won't ask questions related to your subjects or any academics.
They would only ask some basic information regarding your life experiences and or will you be able to work in a corporate environment.

General Tips: 1. You need to be confident.
2. Drink lots of water.
3. Dont discuss anything with your neighbours during the interview process.
4. Dont overthink.
5. Be positive.
Skill Tips: You should well versed with english and try to communicate well with the interviewer.
Skills: COMMUNCATION SKILLS, PROGRAMMING SKILLS, TECHNICAL SKILLS, WRITING SKILLS
College Name: SRM UNIVERSITY
Motivation: A highly-motivated, productive and customer-focused team player with strong communication, interpersonal,organizational, time management, analytical and problem solving skills. Reliable and dedicated with the ability to grasp and apply new procedures quickly; organize and prioritize tasks to meet deadlines and adapt readily to new challenges.

Interview Questionnaire 

1 Question

  • Q1. They asked me how would you determine toll for the Jamuna Expressway
  • Ans. 

    Determining toll for Jamuna Expressway

    • Consider the distance of the expressway

    • Analyze the maintenance cost of the expressway

    • Take into account the traffic volume and expected revenue

    • Compare with toll rates of similar expressways

    • Consider the economic status of the region

    • Consult with experts and stakeholders

  • Answered by AI

Interview Preparation Tips

Round: Interview
Experience: 2 round of interview
First round- technical (basic infra stuff)Second round- HR skills- just a brush up of civil infra courses like Infrastructure Planning and Management(IPM), ECM.HR preparation – slight basic
First round- they took people with CG>=7.5
They asked me how would you determine toll for the Jamuna Expressway.
Tips: I started in September. Obviously early bird catches the fish.

Round: Interview
Experience: HR preparation – slight basic. My HR was very good. Moreover, my intern was in Mumbai Metro Rail, which helped me push in for infra. Also my PORs gave me an edge over others.
Tips: CFA played a crucial role for my friends.

General Tips: Basically puzzles, as they are helpful in almost every company. It provides you a direction for thinking.
www.brainden.com was a good site.
300,400 puzzles book was very good. (Available in DC++)
Have your resume ready early in the semester.Have mock GDs in your group.Have basic fundamentals about what’s going in the country and world. Don’t RG and prepare in groups.
College Name: IIT MADRAS

Interview Questions & Answers

HCLTech user image Anonymous

posted on 11 Apr 2015

Interview Questionnaire 

3 Questions

  • Q1. Tell me about yourself
  • Q2. Tell me about your family
  • Q3. What are your interests/hobbies

Interview Preparation Tips

Round: Test
Experience: One written test. It contains three sections. Each section is of 20 minutes duration.
Tips: Prepare well with general aptitude and have some basic technical knowledge.
Duration: 60 minutes

Round: Group Discussion
Experience: The topic may be any technical topic or any general matter.
Tips: Maintain your voice pitch, be clear with what you are talking and listen to others also.
Duration: 20 minutes

Round: HR Interview
Experience: He also gave me a situation and asked me how I would react.
Tips: Be realistic with your hobbies and interests. Do not bluff anything.

Skills: Good technical skills., Good communication skills.
College Name: NA

Interview Questionnaire 

1 Question

  • Q1. Telephonic/Computer assessment for English proficiency

Interview Preparation Tips

Round: Test
Experience: Aptitude was not too easy or too tough like that of CAT. But if one has prepared for CAT exam even a bit, then he can perform pretty well.
Tips: Practice previous year CAT papers. Question sections and format asked in Capgemini test will be similar to that of CAT exam. Improve reading skills by reading anything that interests you.
Duration: 180 minutes
Total Questions: 120

Round: Other Interview
Experience: You will have to talk with a programmed voice using voice call. You need to follow the instructions of the programmed voice. They will record whatever you speak and judge your speaking skills.
Tips: Try to speak in English with at least few peers.

Round: HR Interview
Experience: You must be well thorough with your CV. Common questions like:*Tell me about yourself?*What are your strength and weakness?*Why consultancy and analyst profile?*What do you know about analyst profile?*What does Capgemini does? Tell us more about Capgemini?
etc can be expected for sure.The HR is not interested in your departmental knowledge, rather he is more interested in the way you are explaining something tin a layman manner. He/She cares how you analyse situations. Some random sitaution may be posed and HR may ask you to analyse the situation.
Tips: #Confidence in yourself.#Well verse with CV.#Able to explain even to layman.#Know basic information about data analytics.

General Tips: Aptitude+Communication fluency+Confidence = Job in  Capgemini
Skill Tips: Practice.
Skills: Aptitude, Communication, Confidence
College Name: I.I.T Guwahati
Motivation: Multi national and reputed.

Interview Questions & Answers

Amazon user image Anonymous

posted on 5 Apr 2015

Interview Questionnaire 

14 Questions

  • Q1. Given n-ary tree, print the nodes in level-order zig-zag manner. O(n) time
  • Q2. Given a BST find the number of pair of nodes which sum upto a given value. O(n) time, O(1) space
  • Q3. Given a 2D plane and n points, find the line which passes through maximum number of lines
  • Q4. If a/b is recurring like 10/3 print 10/3 as 3.(3), 16/6 as 2.(6)
  • Q5. Explain caching, implement LRU caching
  • Ans. 

    Caching is the process of storing frequently used data in a temporary storage to reduce access time. LRU caching removes least recently used data.

    • Caching improves performance by reducing access time to frequently used data

    • LRU (Least Recently Used) caching removes the least recently used data to make space for new data

    • LRU cache can be implemented using a doubly linked list and a hash map

    • When a cache hit occurs, the acce...

  • Answered by AI
  • Q6. Explain working of DNS, implement domain search in DNS
  • Q7. What is hashing. Implement domain search using hashing
  • Q8. Given a string of alphabet of at most 5 characters. Write a function which returns a unique number for each string with O(1) space
  • Q9. Explain working of virtual function
  • Q10. There is pointer of base class pointing to derived class. Explain the working with respect to the pointer, if this pointer calls the virtual function of base class
  • Q11. How does write head take a value from process buffer and writes on a particular address (Explanation of address bus and register needed)
  • Q12. Clone a linked list having an arbit pointer
  • Q13. You are given deque(), enque(), isEmpty() function for queue, implement push(), pop(), min() functions of stack. O(1) time was required for min()
  • Q14. Convert a binary tree to a DLL such that a next node for DLL is selected in a top down order in zig-zag manner. O(n) space was allowed, but not O(2n)

Interview Preparation Tips

Round: ONLINE ROUND
Experience: 1. 20 MCQ
2. 2 coding questions
• Find the diameter of a tree
• Print all anagrams pair in separate line

Round: Technical Interview
Experience: Find the next larger element in a BST, given key might not be in the BST. O(logn) time and O(1) space.Delete all nodes on a DLL whose data is a multiple of 5. O(n) time

College Name: BIT Mesra

Skills evaluated in this interview

Tandem Crystals Interview FAQs

How many rounds are there in Tandem Crystals interview?
Tandem Crystals interview process usually has 4 rounds. The most common rounds in the Tandem Crystals interview process are One-on-one Round, Aptitude Test and Assignment.
How to prepare for Tandem Crystals interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Tandem Crystals. The most common topics and skills that interviewers at Tandem Crystals expect are Java, Spring Boot, HTML, Javascript and Spring Mvc.
What are the top questions asked in Tandem Crystals interview?

Some of the top questions asked at the Tandem Crystals interview -

  1. Find the complexity of the given algorithms? How do you optimise this further f...read more
  2. Tree data structure and how to optimize th...read more
  3. Culture fit, System design, Databases, Messaging queues, Distributed process...read more

Tell us how to improve this page.

Tandem Crystals Interview Process

based on 2 interviews

Interview experience

4.5
  
Good
View more

Interview Questions from Similar Companies

TCS Interview Questions
3.7
 • 10.4k Interviews
Senco Gold Interview Questions
4.5
 • 530 Interviews
Tanishq Interview Questions
4.4
 • 70 Interviews
Bluestone.com Interview Questions
3.8
 • 40 Interviews
Joyalukkas Interview Questions
4.3
 • 22 Interviews
PC Jewellers Interview Questions
3.9
 • 13 Interviews
PNG Jewellers Interview Questions
4.4
 • 7 Interviews
View all

Fast track your campus placements

View all

Tandem Crystals Reviews and Ratings

based on 14 reviews

3.0/5

Rating in categories

3.3

Skill development

2.4

Work-life balance

2.8

Salary

2.4

Job security

2.5

Company culture

2.6

Promotions

3.1

Work satisfaction

Explore 14 Reviews and Ratings
Software Developer
3 salaries
unlock blur

₹2.5 L/yr - ₹7.5 L/yr

Associate Software Engineer
3 salaries
unlock blur

₹3 L/yr - ₹5 L/yr

Junior Software Engineer
3 salaries
unlock blur

₹2 L/yr - ₹2.5 L/yr

HR Generalist
3 salaries
unlock blur

₹3 L/yr - ₹3.6 L/yr

QA Tester
3 salaries
unlock blur

₹1.8 L/yr - ₹3 L/yr

Explore more salaries
Compare Tandem Crystals with

Bluestone.com

3.8
Compare

Caratlane Trading

4.2
Compare

Tanishq

4.4
Compare

Kalyan Jewellers

4.7
Compare
Did you find this page helpful?
Yes No
write
Share an Interview