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National Catering Company Interview Questions and Answers

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I applied via Campus Placement

Interview Preparation Tips

Round: Resume Shortlist
Experience: They selected 10 students from our college from CS and IT .They are looking for guys with extra projects done during college .App development will be a bonus ,contribution to open source and competitive programming will help for shortlisting.
Some of my friends had research papers published and they too got selected.

Round: Test
Experience: Have to write code snippet for 4 questions in 45 minutes
1.Difference between hour hand and minute hand
2.longest palindromic sub string.
3.Product Array puzzle
4.Some question related to matrix

Tips: All question were from geeksforgeeks
So practice it well ..u will make through it

Round: Test
Experience: Long Discussion on projects
They will scan each and every line of your Resume ,so dont write bullshits..
I wrote about interest in AI and got screwed..Discussion on college projects and final year project.
Then asked me to design a snake and ladder game OOPS concepts
Told me to find sum of all elements of sub matrix..(hint pre-processing the matrix)
Asked me about sessions and cookies
Gave a query to write on database indexing (dont remember exactly)
Asked me the code of the difference between hour hand and minute hand and extended it wid the second hand
Asked me as how to implement a dictionary
asked about TRIES ,CODE SNIPPET ON THE SHARED DOCS
One of my friend was asked to implement (set) of STL
Tips: The interviewer was cool guy..helped me a lot always made me comfortable.Interact with them as much as possible

Round: Test
Experience: Wid the CTO of the company .
Started wid the projects again .ACID properties,Database transactions,Concurrency Control
Optimization in database.
Then he asked me to code a function
Given a hash function applied on letters of English words ,un-hash it.Took me 45 minutes to reach the solution ,he helped me a lot.
Asked me to write the code for diameter of a binary tree
Asked me write the code for Boolean Matrix
One of my friend was asked to a question in which there was a bug in a m*n matrix and we have to find the bug(hint dfs or bfs)
Tips: keep calm ,,just keep talking ad he will help u a lot...

Round: HR
Experience: This was the toughest round for me...I had cleared all the rounds but they rejected me in the HR round ,,,dont know where I screwed..Learn every thing of Zomato..
They offered me an internship and thereafter they would look to give a PPO ...!!!lets see what happens

Skills: Coding Skills And Knowledge On Data Structures
Duration: 3
College Name: NIT Srinagar

Interview Questionnaire 

9 Questions

  • Q1. Write a regex for email validation?
  • Ans. 

    Regex for email validation

    • Start with a string of characters followed by @ symbol

    • Followed by a string of characters and a period

    • End with a string of characters with a length of 2-6 characters

    • Allow for optional subdomains separated by periods

    • Disallow special characters except for . and _ in username

  • Answered by AI
  • Q2. Parse the XML? and store the output in JSON. Discussed different approaches?
  • Q3. Print prime numbers in a given range and optimize the solution?
  • Ans. 

    Print prime numbers in a given range and optimize the solution.

    • Use Sieve of Eratosthenes algorithm to generate prime numbers efficiently

    • Start with a boolean array of size n+1, mark all as true

    • Loop through the array and mark all multiples of each prime as false

    • Print all the indexes that are still marked as true

  • Answered by AI
  • Q4. Puzzle – 25 horses – 5 lanes, find fastest 3 horses?
  • Q5. Web related questions on Sessions and cookies?
  • Q6. A lot of discussion on my resume, experience etc
  • Q7. Find angle between hour hand and minute hand in clock if time is given? Write a program or pseudo code?
  • Ans. 

    Find angle between hour and minute hand in a clock given the time.

    • Calculate the angle made by the hour hand with respect to 12 o'clock position

    • Calculate the angle made by the minute hand with respect to 12 o'clock position

    • Find the difference between the two angles and take the absolute value

    • If the angle is greater than 180 degrees, subtract it from 360 degrees to get the smaller angle

  • Answered by AI
  • Q8. A hash function was written to convert a string into a hash. Write a un-hash function to revert it(from hash to string)?
  • Ans. 

    To un-hash a string, use a reverse algorithm to convert the hash back to the original string.

    • Create a reverse algorithm that takes the hash as input and outputs the original string

    • Use the same logic as the hash function but in reverse order

    • If the hash function used a specific algorithm, use the inverse of that algorithm to un-hash the string

  • Answered by AI
  • Q9. He discussed about expectations and role. Asked me if I have any questions. He said to me “yaha aana hai to marwani padegi. tyar ho”? I smiled and asked what are the work timings? He said 9-9 and I was kin...

Interview Preparation Tips

General Tips: I applied through a recruiter. Then I got a call from Zomato HR. It was for LAMP developer profile. She asked me about my profile and also shared some expectations from the role. She asked me to come for F2F rounds to take the process further
Skills: Web development, JSON, Algorithm
College Name: na
Motivation: Overall process was not very tough. But they have start up culture. People work their for 11-12 hours a day. Sometimes on Saturday as well. So people who are geeks or have nothing in life to do except their job can go and join

Skills evaluated in this interview

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

I applied via Company Website and was interviewed in May 2024. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. How u do growth of organization
  • Ans. 

    To drive the growth of an organization, I would focus on strategic planning, effective leadership, employee development, customer satisfaction, and innovation.

    • Developing and implementing a strategic plan to identify growth opportunities and set clear objectives.

    • Providing strong leadership and guidance to motivate and inspire employees towards achieving organizational goals.

    • Investing in employee development and training...

  • Answered by AI

I applied via Referral and was interviewed before May 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. How can you understand the supply of restaurant in a particular area of a city ?
  • Ans. 

    To understand the supply of restaurants in a particular area of a city, we can use various methods.

    • Collect data from online directories like Yelp, Zomato, etc.

    • Conduct surveys to gather information about the number of restaurants in the area.

    • Analyze the population density and demographics of the area to estimate the demand for restaurants.

    • Check the number of restaurant permits issued by the local government.

    • Use GIS mapp...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Understand any city's demographics for instance. Take most busy road and assume that 70% supply will be on food -tech (MArket Standard). Open Sw / Zo and see the supply available in that area in peak time. There can be more than one way to solve for these question

I applied via Campus Placement and was interviewed in Mar 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. TELL US ABOUT YOURSELF? WHY WOULD YOU BE A GOOD FIT FOR ZOMATO? WHAT ARE YOUR STRNEGHTS?

Interview Preparation Tips

Interview preparation tips for other job seekers - IT WAS GOOD

Interview Questionnaire 

1 Question

  • Q1. How would you sell a simple pen for 1 lakh.
  • Ans. 

    This pen is not just a writing instrument, it's a statement of luxury and exclusivity.

    • Highlight the pen's unique design and craftsmanship

    • Emphasize the use of high-quality materials

    • Mention any special features or functions

    • Create a sense of exclusivity and rarity

    • Appeal to the buyer's desire for luxury and status

    • Offer personalized engraving or customization options

  • Answered by AI

I applied via Referral and was interviewed before Sep 2021. There were 2 interview rounds.

Interview Preparation Tips

Interview preparation tips for other job seekers - just be confident and go thru,questions asked are easy but your confidence matter

I applied via Referral and was interviewed before Dec 2021. There were 4 interview rounds.

Interview Preparation Tips

Interview preparation tips for other job seekers - plz prepare for business understanding like how businesses works and at the end how you values to the company
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
6-8 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Aug 2023. There were 2 interview rounds.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be well prepared for the interview.
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National Catering Company Reviews and Ratings

based on 32 reviews

3.5/5

Rating in categories

4.0

Skill development

3.4

Work-life balance

3.3

Salary

3.7

Job security

3.6

Company culture

3.6

Promotions

3.5

Work satisfaction

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