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CK-12 Foundation Interview Questions and Answers

Updated 25 Dec 2024

CK-12 Foundation Interview Experiences

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2 interviews found

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-

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
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Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Cutshor and was interviewed in Sep 2023. There were 2 interview rounds.

Interview Preparation Tips

Interview preparation tips for other job seekers - Puzzle Questions mainly medium to hard DP questions

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Q1. 1. What is difference between abstract class and interface ?
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Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via Approached by Company and was interviewed before Mar 2023. There were 3 interview rounds.

I appeared for an interview before Sep 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 120 minutes
Round difficulty - Easy

It was a mix of mathematical aptitude, logical ability, and puzzles along with 2 programming questions of easy and medium level. Time was enough and no sectional time was present. 1-2 MCQs on SQL were also present.

This round was immediately followed by an SHL aptitude test which was basically a quick limited time check of your verbal ability and math because many questions were to be done in 1 hour.

  • Q1. 

    Boolean Matrix Transformation Challenge

    Given a 2-dimensional boolean matrix mat of size N x M, your task is to modify the matrix such that if any element is 1, set its entire row and column to 1. Specifi...

  • Ans. 

    Modify a boolean matrix such that if any element is 1, set its entire row and column to 1.

    • Iterate through the matrix and mark rows and columns to be modified

    • Use additional arrays to keep track of rows and columns to be modified

    • Update the matrix in-place based on the marked rows and columns

  • Answered by AI
Round 2 - Video Call 

Round duration - 60 minutes
Round difficulty - Easy

It was an online video interview round on HackerEarth with simultaneous code option. It was mostly justifying your resume in the first 15 minutes. After that OOPS was majorly asked. Basics of programming including questions on STL were asked. A class which required inheritance was asked by the interviewer to write. I was helped by the interviewer if i got stuck somewhere, Some questions on implementation of hashmaps and priority queues were also asked. A puzzle was asked which luckily struct to me at that moment.

Interview Preparation Tips

Professional and academic backgroundI completed Computer Science Engineering from Dronacharya College of Engineering. I applied for the job as Software Engineer in DelhiEligibility criteria7 CGPAToppr interview preparation:Topics to prepare for the interview - DBMS, OOPS, Data structures, Dynamic Programming, Graphs, Algorithms, Sorting searching, Compiler designTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

Tip 1 : Never give up
Tip 2 : When u start a topic, don't move on to next topic before you are 100% confident in previous topic
Tip 3 : Try to give maximum time on basics of a topic especially OOPS
Tip 4 - Practice Atleast 250 Questions
Tip 5 - Ex- Do atleast 2 projects

Application resume tips for other job seekers

Tip 1 : Write only those things in resume in which you are 100% confident
Tip 2 : Write maximum projects you have and be ready to explain them thoroughly
Tip 3 : Don't make any silly spelling mistakes on resume

Final outcome of the interviewSelected

Skills evaluated in this interview

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

Interview Preparation Tips

Round: Resume Shortlist
Experience: Show your finance and analytics background in the resume.

Round: Test
Experience: aptitude, same as cat exam

Round: HR Interview
Experience: They asked me about my interest, why do I want to join citicorp. I discussed current financial events like demonetisation, etc, its impacts. They asked some questions like today's dollar rate.

Round: Technical Interview
Experience: They asked me to discuss my internship work which I had written in my resume. They asked whether the work which I have done was used by my company.

Round: HR Interview
Experience: In this 3rd and final round, they asked me if I won't leave the job later if I get better better offer from somewhere else. They asked me whether I am happy with the compensation they are offering me.

College Name: IIT Madras

Interview Preparation Tips

Round: Test
Experience: There were 15 questions from quant’s, 10 questions from data interpretation with 1 mark each and -.5 for wrong answer also there were 2 case studies with 10 marks each with no –ve marks. Total 45 marks question, I did only 9 from quant and 7 from DI total 16 out of 25 questions and didn’t touch case studies. Quanta and DI were very basics level.

In those 16, 1 question was wrong so basically I did 14.5 out of 45, but with a accuracy of 90%. Didn’t expect to get shortlisted but was very tensed and angry upon myself coz it was my level paper. But around 12 mid night shortlist came and I was at 11th position out of 31 students in the list.

There were total around 90 students who appeared for written test. They allowed Mtech and Mca guys not Btech.
Total Questions: 25

Round: TECHNICAL INTERVIEW
Experience: I went there and greeted him. Firstly he told me to introduce myself, later he asked what I like the most. I told analytical thinking and logical reasoning and yeah I relate it with data base.(since I knew they came for Data analyst profile).

He asked me about join, gave me a table and told me to perform all joins. I did that and he asked me about Order by clause and, having clause then asked me normal forms up to bcnf.

Later asked about pl/sql difference b/w sql and pl/sql, what is trigger explain in detail. Some basics questions of DBMS theory asked me about my 2 projects and at the end he gave me a situation where I have a grocery shop outside nit Surathkal, and from last few days/months I realized a downfall in sales, what possible reasons could I find? I gave him 8 reasons within 2/3 mins. He was impressed…

After 1st round out of 31 only 13 were selected and I was there in d list.

Round: TECHNICAL INTERVIEW
Experience: As soon as I entered the room, mam told me “Ooo tum aao aao ”. I smiled because I was the 1st guy during presentation who asked the first question (she made every1 clap for me there) and she remembered my face. And eventually she did study from IIT Kanpur so yes she was able to speak fluent Hindi (plus point for guys like me :p). with her there was a guy he asked me to write code for taking a no and converting it into binary and 1 question from array- very simple later she gave me a table with employee id, order date and order amount. A customer can place max 1 order in 1 day. I had to find the latest transaction of every customer with amount as well. i did it using max function over date and group by with sub query, she asked me about my resume at the end she gave me 7,9,21,63,100 and told me to find the no of numbers between 1 to 50000 which are exactly divisible by all, i did it in 1 min.

but she was smiling, I thought I made some mistake in hurry, then I asked mam m I doing right or wrong (in curiosity as I find very comfortable there) she smiled and said “Chalo bhago ynha se ye interview h ”.I said sorry but yeah she was impressed with my interview so told ki “you will learn all these things very quickly”.

Round: TECHNICAL INTERVIEW
Experience: After 2nd round 9 were selected and I was one of them. It was basically a Managerial round and it scheduled over Skype. I had to introduce myself as well as my family background. Here comes the harder part when he asked me why you have such a poor academic back ground? I was speechless for a moment but I started telling the truth.

I told despite getting 68% marks in my 10th I was the third topper of my class. I got 60.66 % in 12th but yeah there also out of 700 students only 14 got first division. So basically I concluded that in my state board marking is not that much good. He said ok but what happened in graduation(64%) when you studied in Delhi?(what to say now :p) I said sir I did it from IGNOU and you can Google the fact that even less than 5% of student are able to clear the degree in 3 years. Later I explicitly mentioned that I m not blaming my boards but this is the fact which can’t be change.

Now He asked what happened in PG here also you scored only 7.50 CGPA which is less than even standard score of 8(Meri to jaan hi nikal gayi :p). Then I told him that sir u can see my pointer in first semester is very less close to 6.5 but after that I constantly improved myself. He was smiling …..

He asked me about my family background and then I told him how I struggled, I was giving tuition in my grads to continue my education and after grads took a gap of 1 year and cleared all MCA entrance examination and now sitting in front of him.

Later asked about my best qualities….i told him that I can lead group of people very well. I gave example of me being captain of my department cricket team and I was class monitor through 3rd to 12th std and also some stuff regarding my college events. He noted down something .I don’t know what.

I was not sure that I could clear that interview. When the result came they called all 9 students and said that they find is difficult to eliminate 4 names .i was sure that I m out of picture now but fortunately my name was at 2nd position. Wowwwww

Round: HR Interview
Experience: It was telephonic round and just my hobbies and all, he asked me about my poetry writing hobby as well as Hindi Shayaris. I was told to recite 1 …when he listened, he was very impressed…

College Name: IIT KANPUR

Interview Questionnaire 

2 Questions

  • Q1. Citi bank has to enter Indian Market where should it set up its offices?
  • Ans. 

    Citi bank should set up its offices in major cities like Mumbai, Delhi, and Bangalore.

    • Citi bank should consider the economic and political stability of the region.

    • The bank should also consider the availability of skilled workforce and infrastructure.

    • Major cities like Mumbai, Delhi, and Bangalore have a large customer base and a well-established financial sector.

    • Setting up offices in multiple cities can help the bank re...

  • Answered by AI
  • Q2. If I am(interviewer) a client will you(interviewee) give me credit card?

Interview Preparation Tips

Round: Test
Experience: 10 single correct questions, 10 CAT based questions, 5 data sufficiency questions, 2 subjective questions were asked.
Tips: All the objective questions were easy so everyone would have solved. Subjective questions were important for selecting candidates .Final solution for subjective questions are not important ,the way you approach is important.
Duration: 45 minutes

Round: Case Study Interview
Experience: Questioned on Resume points. A case study was given and the student has to analyse it.

Round: Case Study Interview
Experience: Case study question and brain teaser were asked. Brainteaser was an easy question.

Skill Tips: Mock interviews with friends and ready with all resume points of how to explain them each helps. Solved many case studies. Updated myself with latest news. I also read Wiki questions like how to get 3 wolnes, 2 men to other side of river?.
Skills: Soft skills, Case study solving ability
College Name: IIT MADRAS

Interview Questionnaire 

2 Questions

  • Q1. Why do you think this works? What are the drawbacks?
  • Ans. 

    This question is asking for an analysis of the effectiveness and drawbacks of a certain approach or solution.

    • The question is asking for an evaluation of why a particular approach or solution is effective.

    • The answer should also include an analysis of the drawbacks or limitations of the approach.

    • Examples and evidence should be provided to support the analysis.

    • The response should demonstrate critical thinking and the abil...

  • Answered by AI
  • Q2. Why Citi? Why not higher studies?

Interview Preparation Tips

Round: Test
Tips: Could use C/C++/Java to solve,
Duration: 120 minutes
Total Questions: 62

Round: Other Interview
Experience: Simple puzzles, Basic data structures and algorithms based question were asked.

Round: Other Interview
Experience: Asked about my Analytics intern – Explained some Text mining, machine learning techniques like Artificial Neural Networks. Also DDP and Projects – some Regression and Time Series Concepts.

Round: HR Interview
Experience: Basic HR and background check, Also Check if you are genuinely interested and will not leave the company.

General Tips: Talk to people, read stuff, find out what interests you. Decide a few areas and prepare for those. Take part in insti clubs, get to know new stuff.There are a number of free online video courses available like coursera, edX, etc. Have a look at these, pick up one or two, learn whenever you have time. If possible, even submit the assignments and give the quizzes. A programming language cannot be learned just by reading a book or watching videos. You have to practice and do somehands-on exercises.While preparing for Puzzles and coding questions, do not directly go to the solution, always make an attempt, scribble your thoughts on a piece of paper.Participate in competitions (for both core and non-core), you ll learn a lot through such experiences than what you learn from textbooks.
Skill Tips: Speak confidently and explain your projects in simple terms. Ask if they want further explanation, and only then talk about it in depth.
College Name: IIT MADRAS

Interview Preparation Tips

Round: Test
Experience: Test conducted covered 12th class mathematics like probability, permutations and combinations, etc. 

Good knowledge of this subject was needed for clearing this round.Around 40 students were short-listed after this round.

Round: Case Study Interview
Experience: Questions asked were based on probability and optimization.

Round: Technical Interview
Experience: This round judged the candidate's knowledge on Data Analysis, General Awareness and other questions asked were resume-based.

Round: HR Interview
Experience: In this, a candidate were asked some random questions and questions regarding himself.

General Tips: Have a good practice on all the questions sent by BC.For every point mentioned in the resume, one should have a backup for that point.Read Newspapers (at least Economic Times) at least before 2 months.
Skill Tips: CAT preparation would definitely help (almost same topics as CAT).
Skills: Knowledge in Probability and Statistics., Basics in Operation Research (Optimization).
College Name: IIT MADRAS
Motivation: The company encourages entrepreneurial skills,enabling and empowering employees to take appropriate decisions. Those wanting to grow better as an entrepreneur should definitely apply here.

Interview Questionnaire 

3 Questions

  • Q1. Problem on Probability and Optimization
  • Q2. Questions based on Data Analysis, General Awareness and Resume-based questions
  • Q3. Basic HR Questions such as 'Tell me abour yourself.' and a few random questions

Interview Preparation Tips

Round: Test
Experience: It was basic 12th class maths such as probability, permutation andcombination and things,  and stuff such as data sufficiency where a question is provided with some data and you will be asked whether you will able to solve it or not with the help of given data.
Overall good experience, About 40 students were selected.
Tips: Prepare well the part of quantitative and analytical analysis in CAT's syllabus.

Round: Case Study Interview
Experience: It was a good round with questions mainly focused on probability and statistics, and optimization.
Tips: Basic knowledge of probability and statistics will do.

Round: Technical Interview
Experience: The round was a long one, with questions on data analysis and about current economic affairs in the world.
They also discussed about things mentioned in resume in detail.
Tips: 1. Be through with your resume with explanation for each point in mind.
2. Gather the knowledge about current affairs. Try to read newspapers such as The Economic Times for at least 2 months prior to interview.

Round: HR Interview
Experience: Questions were asked on ourselves to judge the personality and a few random questions as per HR.
Tips: Be prepared with questions such as:
1. Tell me about yourself.
2. Strengths and Weaknesses.
3. Why this company?
4. Why should you be hired?
 
And a few more of typical questions. Keep your mind open for anything.

General Tips: 1. Read newspapers such as The Economic Times for at least two months prior to interview.
2. Prepare well on basic maths especially topics covered in CAT.
3. Be through with points mentioned in resume with a ready explanation for each.
Skill Tips: Basic knowledge will do. Try to practice more.
And read more stuff.
Skills: Knowledge in Probability and Statistics, Basics in Operation Research (Optimization)., Quantitative aptitude.
College Name: IIT MADRAS

CK-12 Foundation Interview FAQs

How many rounds are there in CK-12 Foundation interview?
CK-12 Foundation interview process usually has 2 rounds. The most common rounds in the CK-12 Foundation interview process are Technical, Resume Shortlist and Coding Test.
How to prepare for CK-12 Foundation 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 CK-12 Foundation. The most common topics and skills that interviewers at CK-12 Foundation expect are Advisory, Graphics, Social Media, Internship and Recruitment.
What are the top questions asked in CK-12 Foundation interview?

Some of the top questions asked at the CK-12 Foundation interview -

  1. Live local development on JS cod...read more
  2. Why to use React....read more

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CK-12 Foundation Interview Process

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