Zeliot Connected Services Interview Questions and Answers

Q1. Let var const difference
Ans. 
var, let, and const are all used to declare variables in JavaScript, but they have different scopes and mutability.
• var is function-scoped and can be redeclared and reassigned

• let is block-scoped and can be reassigned but not redeclared

• const is block-scoped and cannot be reassigned or redeclared
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Q2. Polyfills of bind method
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Polyfills of bind method provide a way to use the bind method in older browsers that do not support it natively.
• Polyfill code typically checks if the bind method is available and if not, it creates a new function that mimics the behavior of bind.

• One common polyfill for the bind method is the following: Function.prototype.bind = Function.prototype.bind || function() { // polyfill code here };

• Polyfills are often used to ...read more
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Q1. Make a search bar in React
Ans. 
Create a search bar component in React for filtering data
• Create a functional component for the search bar

• Use state to store the search query

• Implement a onChange event handler to update the search query

• Filter the data based on the search query
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Q2. React js core concepts
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Q1. How you structure your work
Ans. 
I structure my work by breaking down tasks, setting priorities, creating timelines, and regularly reviewing progress.
• Break down tasks into smaller, manageable chunks

• Set priorities based on deadlines and importance

• Create timelines to track progress and ensure timely completion

• Regularly review progress and adjust plans as needed
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Q2. How you make a project from scratch
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To make a project from scratch, start by defining requirements, creating a plan, designing the architecture, implementing the code, testing, and deploying.
• Define project requirements and goals

• Create a project plan with timelines and milestones

• Design the architecture of the project, including database schema and system components

• Implement the code following best practices and coding standards

• Test the project thoroughly ...read more
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Q1. Find element whose count is more than n/2
Ans. 
Use Boyer-Moore Majority Vote Algorithm to find element with count more than n/2.
• Initialize candidate element and count

• Iterate through array, updating count if same as candidate or decrementing if different

• If count becomes 0, update candidate element

• Iterate again to confirm candidate element count is more than n/2
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Q2. One puzzle based on distance and banana
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Q1. JavaScript OOP concept questions on constructors and classes
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Q2. Output based questions based on Event Loop and constructors.
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Q3. Difference between public, private, protected access modifiers.
Ans. 
Public, private, and protected are access modifiers used in object-oriented programming to control the visibility of class members.
• Public: accessible from outside the class

• Private: only accessible within the class

• Protected: accessible within the class and its subclasses
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Assessment (Quiz) on Unstop portal.

Q1. Resume shortlisting.
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Q1. Introduce youself.
Ans. 
I am a motivated and detail-oriented individual with a strong passion for operations and process improvement.
• I have a background in business administration and have completed relevant coursework in operations management.

• I have experience working on cross-functional teams to streamline processes and improve efficiency.

• I am proficient in data analysis and have used tools such as Excel and Tableau to identify areas for im...read more
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Q2. Previous work experience/ internship.
Ans. 
I have completed a marketing internship at XYZ Company where I assisted with social media campaigns and data analysis.
• Assisted with social media campaigns

• Conducted data analysis

• Worked at XYZ Company
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Q3. Job description.
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Q4. Why you have applied for this role and how does it align with your aspirations.
Ans. 
I applied for this role because of my interest in operations management and desire to gain practical experience in the field.
• I have a strong academic background in operations management, including coursework in supply chain management and process optimization.

• I am eager to apply my theoretical knowledge to real-world scenarios and learn from experienced professionals in the field.

• I am excited about the opportunity to c...read more
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Q5. This is a monotonus role, so what you will learn from this internship.
Ans. 
You will learn valuable operational skills and gain hands-on experience in a professional setting.
• Developing strong organizational skills

• Learning how to effectively manage time and prioritize tasks

• Gaining experience in problem-solving and decision-making

• Understanding the importance of communication and teamwork in a professional environment
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Q6. Five Competitors of Unstop.
Ans. 
Competitors of Unstop include CleanSweep, Spotless Solutions, FreshClean, PureShine, and SparklePro.
• CleanSweep

• Spotless Solutions

• FreshClean

• PureShine

• SparklePro
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Q7. Where will you search for internships?
Ans. 
I will search for internships on online job boards, company websites, career fairs, and through networking.
• Online job boards such as Indeed, Glassdoor, and LinkedIn

• Company websites of organizations I am interested in

• Attending career fairs at my university or in the local area

• Networking with professionals in the industry through LinkedIn or in-person events
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The assessment round conduct on unstop and there was 70 question in 45 minutes.

1. MS excel questions
2. business sales related question
3. Quantitative, verbal, logical reasoning question

Q1. Self Intro tell me about yourself. about job description. tell me about company.
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Q2. Why u want to choose this role, how you generate lead for company, strength and weakness etc
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Basic dsa question on array and strings

Q1. Discussion on node internals
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2 questions, Easy and medium based

Q1. Stacks queues and array questions
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Q1. Technical questions on projects
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Q1. How to tackle any uncertain situations? Behavioural questions
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A fun filled "game based" test, where you had a target number on top of screen and then you had to burst some bubbles which had mathematical equations. So if the target number is 24, then you had to burst bubbles which had equations like '12 x 2' , '8 x 3' , '20+4', '48÷2' etc.
In another round, you also had to arrange the bricks 🧱 to fit into the space by changing the shape of bricks.
There were other aptitude tests also which tested your memory and reflex actions.
Total 9 different games.

After these 9 games, you need to give a psychometric tests that evaluates your personality. 5 questions x 7 rounds = Total 35 questions.

Q1. Questions based on your knowledge of project management and tools. 1. Introduce yourself 2. Explain your day to day life at work. 3. Difference between Agile and Waterfall. 4. Which ETL tools have you wor...read more
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Q1. 1. How many different types of API do you know about? 2. What's the difference between SOAP API and REST API?
Ans. 
There are two main types of APIs - SOAP API and REST API.
• SOAP API is a protocol-based API that uses XML for communication, while REST API is an architectural style that uses standard HTTP methods like GET, POST, PUT, DELETE.

• SOAP API has a strict set of rules and standards, while REST API is more flexible and lightweight.

• SOAP API requires more bandwidth and resources compared to REST API.

• Examples of SOAP APIs include Sa...read more
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Q2. 3. If you reach out to a vendor for API integration, what information would you look for?
Ans. 
Key information for API integration with a vendor
• Vendor's API documentation

• Authentication methods required

• Rate limits and usage restrictions

• Data formats supported (JSON, XML, etc.)

• Error handling and response codes

• Testing environment availability
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Q3. 4. What are the items in project contract? What factors would you include if you need to create a contract, so that client doesn't hold you for any legal issues?
Ans. 
Items in a project contract and factors to prevent legal issues with clients.
• Scope of work

• Project timeline

• Payment terms

• Deliverables

• Change management process

• Termination clauses

• Confidentiality agreements

• Dispute resolution mechanisms
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Q1. One on one round with Project head. He wanted to understand how a typical project is handled at my current organisation, right from sales handover to closure.
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Q1. Final round before the HR round, was conducted by Founder and CEO. 1. How does your goals and ambitions align with the job?
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Q2. 2. Why do you want to become a Project manager and not a product manager?
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Q3. 3. Why do you want to join Signzy? Are you aligned with the work and culture of Signzy?
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Q4. 4. A strategy based question was asked to check the thought process. If the company is not doing well overall, and your top leadership have abandoned the company and I ask you to take a responsibility of D...read more
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Q1. 1. Resume review and details on each work experience. 2. Salary expectations and what will I do if I am offered a salary which is half of my current CTC? 3. Any offer in hand? 4. Joining date and any exi...read more
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