Dataflo Interview Questions and Answers

Round: Test
Experience: Verbal-correction of sentences, 2 passages,antonyms,synonyms logical reasoning - all models are in r.s agarwal
Total Questions: 75

Round: Technical Interview
Experience: Regular hr questions like tell about ur self,hobbies,strengths,any team activities, about paper presented and questions on that, questions on leadership qualities, asked to talk about 'conservation of energy' for few minutes, asked abouts functions or events organised.

College Name: NIT WARANGAL

Round: Resume Shortlist
Experience: CPI based shortlisting. Around 6-7 people from MME with CPI > 7.9 were shortlisted.

Round: Interview (Telephonic)
Experience: Duration: 10-15 minutes
Questions :
1. Name 
2. Resume Based Questions 
3. Internships and projects 
4. Technical Questions 
5. Favorite Subject and questions on that 
6. BTP

General Tips: 1. Choose which subject you will say as your favorite and prepare that thoroughly. 
2. Read Proforma of company and prepare accordingly. 
3. It is most secure if you can direct the interviewer to ask questions about your internships and projects, because that is something you know better than him/her. 
4. Prepare puzzles etc. generally asked in interviews. 
5. Keep a Positive Attitude in general. Have an attitude of “I don’t need the company, the company needs me”.
Skill Tips: This company basically needed only 1 MME student was selected - who did both his interns and projects in ‘Modeling and Simulation’.
Skills: Thermodynamics of Materials, Characterization, Manufacturing Processes ,
College Name: IIT- Kanpur

Round: Test
Experience: PART ONE: Verbal Ability, uses of articles (a, an, the) and a RC. 
PART TWO: logical reasoning, standard IQ type Questions, was simple. 
PART THREE: An essay, one out of two, one choice was nuclear deal and the other was education system in India.

Round: Technical Interview
Experience: Some regular puzzles were given, which were easy. A discussion on internship work.

Round: HR Interview
Experience: They are looking for people with good aptitude, very good communication skills and strong desire to learn. Also, someone with good academic record and clear career goals.
Tips: Do not panic in the interview.

General Tips: For GD, improve the content by reading and/or discussing among wing mates. Don't be aggressive but be assertive and ENERGETIC.
College Name: IIT KANPUR

Round: Resume Shortlist
Experience: CGPA + resume + online test - based shortlisting

Round: Test
Experience: Online Test:Quant, DI, verbal, and coding45 minutes coding + 15 minutes verbal + 30 minutes quant
Tips: Time constraint will be the major problem. CAT preparation would sufficeBrush up your coding skills- concentrate in either C or C++ or whichever language you're comfortable withE.g.: The coding question- Write a function to find if a number is palindromeBrush up through basic data structuresGraph theory and few sorting algorithms
Duration: 90 minutes

Round: Interview
Experience: (2 interviews, 20 minutes each)Resume- basedCoding skills and the approach towards the problem will also be tested
Tips: Be thorough with the work done in your internships and projects. Be ready to answer why you are interested in the company.Maintain your confidence level in the interviews. They also look for good communication skills, and even leadership, which is evident from the way you conduct yourself through the interview.Practice quant questions, prepare answers for all the basic HR questions.Coding, go through sorting algorithms, FOR, Graph theory.Digital IC design is very important courses. You should be through with this courses if you are interested in digital profile.

College Name: IIT Madras

Round: Test
Experience: CAT type questions were asked in English and DI.
Tips: Accuracy will matter and preparations for CAT will help.
Duration: 30 minutes
Total Questions: 40

Round: Technical Interview
Experience: Questions were based on Data Abstraction. Internship was the main topic around which the rest of the interview went on.
Tips: Coding skills should be good.

Round: HR Interview
Tips: Work on communication skills.

College Name: IIT KANPUR

Round: Walk in
Experience: Initial shortlist was Walk-In.

Round: Technical Interview
Experience: Duration: 50 mins.
Resume based.

General Tips:  Have a good number of projects and know each and every aspect of the projects mentioned
 Have the ability to relate course content to the project development
Skill Tips: They were looking for Product Designers.
College Name: IIT-Madras

Round: Test
Experience: Simple Aptitude - just brush up basics - be quick in your solving.
Duration: 120min minutes
Total Questions: 50+10

Round: HR Interview
Experience: Pretty simple interview round - was asked few HR questions. Majorly it was a informative session where i was told about the job profile and tested whether I was willing to take up the responsibility & commitment.

College Name: IIT MADRAS
Motivation: Just applied gen. Got through.

Round: Test
Experience: This was a simpler round, concentrating on basic questions like-
1. Deleting last 'n' nodes of a linked list
2. Check out the given tree is a BST or not.
3. If an array a[i] is a then a[i+1] would be either a+1, a-1 or a so in this array how do you search an element
4. write a ship quality code
Total Questions: Online

Round: Test
Experience: The questions were of this type-


1. Given a tree and all the leaf nodes form a double linked list ( complete tree is given ). How do you find the height of the tree?
2. an array of negative and positive numbers are given. find all contiguous subsets whose sum is equal to zero.

Round: Test
Experience: The difficulty level went up, with questions like-


1. Find Longest Increasing sequence subject to some constraints.
2. An array is given of size n and the elements are in the range 1 to n. Some elements are missing and some are repeated. Find the missing elements and find frequency of all the repeated elements.
3. Three arrays A, B, C. find subset a in A, b in B, c in C such that a + b + c = 0

Round: Test
Experience: Really tough test, with questions like-


1. A tree is given, make a linked list of leaves.
2. for amazon online store what data-structure is used. That is hierarchical structure
3. Asked about make file. How do you club into a single object file.

General Tips: Before making the shortlist, you'll have to sit for an Online written test. The test consists of two parts.
One part will concentrate on aptitude and output of C programs.
1. aptitude, 2. C aptitude, 3. Operating Systems and Time complexities etc.,
Second part will be coding Questions
1. One Question on Trees - definitely
2. One more simple questions on string manipulation
Skills: Algorithms, Puzzles, Data Structures
College Name: IIT ROORKEE

Round: Group Discussion
Experience: I talked second and took a stance of defence with development. I tried to talk intermittently for a duration of approx 40 sec each time and for a total of 5 times.
Tips: U should be the guy who had talked the most in GD but care should be taken not to dominate it. Try to tell maximum number of points and try to exhaust all the points when you get your first opportunity.
Duration: 8 minutes

Round: Interview
Experience: They were just checking whether you have the necessary communication and managerial skills and how well you handle the stresses of interview.
Tips: Being thorough with the nooks and corner of your resume and keeping your head cool alone will ensure you get shortlisted.

General Tips: Stay coool throughout the process :)
College Name: IIT Madras