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HyScaler Interview Questions and Answers
56 Interview questions
Lead generation sources include online marketing, networking, referrals, and more to attract potential clients.
Content Marketing: Creating valuable content like blogs or videos to attract leads. Example: A healthcare company sharing wellness tips.
Social Media: Utilizing platforms like LinkedIn and Facebook to engage with potential clients. Example: Posting industry insights on LinkedIn.
Email Marketing: Sending tar...
Job scheduling in Node.js manages the execution of tasks at specified times or intervals, enhancing application performance.
Node.js uses event-driven architecture, allowing for non-blocking execution of tasks.
Common libraries for job scheduling include 'node-cron' for cron-like scheduling.
Example: Using 'node-cron' to run a task every minute: `cron.schedule('* * * * *', () => { console.log('Task running every m...
A balance sheet provides a snapshot of a company's financial position, detailing assets, liabilities, and equity at a specific point in time.
Assets: Resources owned by the company, such as cash, inventory, and property. For example, cash in hand and accounts receivable.
Liabilities: Obligations or debts owed to outside parties, including loans, accounts payable, and mortgages. For instance, a bank loan or unpaid bi...
SEO, or Search Engine Optimization, is the process of enhancing a website's visibility on search engines to attract organic traffic.
SEO involves optimizing website content, structure, and technical aspects to improve rankings on search engine results pages (SERPs).
On-page SEO includes optimizing individual pages, such as using relevant keywords, meta tags, and high-quality content. For example, using 'best running...
A join combines rows from two or more tables based on a related column, enabling complex queries and data retrieval.
Types of joins: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN.
INNER JOIN returns rows with matching values in both tables. Example: SELECT * FROM A INNER JOIN B ON A.id = B.a_id;
LEFT JOIN returns all rows from the left table and matched rows from the right table. Example: SELECT * FROM A LEFT JO...
Creating a table with primary and foreign key relationships is essential for database integrity.
A primary key uniquely identifies each record in a table. Example: 'user_id' in a 'Users' table.
A foreign key is a field that links to the primary key of another table. Example: 'user_id' in an 'Orders' table referencing 'Users'.
Establishing these relationships helps maintain data integrity and enforces referential inte...
The recruitment process involves identifying, attracting, and selecting candidates for job openings.
1. Job Analysis: Define the role and responsibilities. Example: Creating a job description for a software developer.
2. Sourcing Candidates: Use job boards, social media, and networking. Example: Posting on LinkedIn and Indeed.
3. Screening Resumes: Evaluate applications to shortlist candidates. Example: Using ATS to ...
Decorators in software development are functions that modify the behavior of other functions or methods.
Decorators are commonly used in Python to add functionality to functions without changing their code.
They are implemented using the @ symbol followed by the decorator function name.
Decorators can be used for logging, authentication, caching, and more.
Example: @staticmethod decorator in Python marks a method as a...
Laravel Sanctum is a lightweight package for API authentication using tokens in Laravel applications.
Provides a simple API token authentication system for SPAs and mobile apps
Uses API tokens to authenticate users without the need for passwords
Supports token abilities for fine-grained access control
Easy to integrate and use in Laravel applications
Laravel Middleware is a filter that is executed before or after an HTTP request enters the application.
Middleware can modify the request before it reaches the route handler.
It can also modify the response before it is sent back to the client.
Middleware can be used for authentication, logging, CORS, etc.
Example: 'auth' middleware in Laravel checks if the user is authenticated before allowing access to a route.
HyScaler Interview Experiences
104 interviews found
Anonymous
Selected
I appeared for an interview in Feb 2025.
Three questions to be solved out of five.
One assignment project will be submitted within seven days.
(1 Question)
- Q1. Technical skills will be assessed during the interview with the director
(1 Question)
- Q1. What are your expectations from the company?
- Ans.
I expect the company to provide a supportive learning environment, opportunities for growth, and a collaborative team.
Supportive learning environment - access to training resources, mentorship programs
Opportunities for growth - chances to work on challenging projects, career advancement
Collaborative team - teamwork, open communication, knowledge sharing
Radharani Rath
Selected
I applied via Referral and was interviewed in Oct 2024. There were 3 interview rounds.
4 easy level questions will be asked basically from arrays and strings.
Assignment will be given after clearing coding round. In my case ELearning Platform project was given and 7 days time was given to complete.
(4 Questions)
- Q1. DBMS questions like ACID properties, database transaction. Etc
- Q2. Project related questions
- Q3. Basic and conceptual questions of frameworks you know
- Q4. Basic coding questions like armstrong number, palendromic sequence, recursion
Interview Preparation Tips
Selected
I applied via Referral and was interviewed in Sep 2024. There were 3 interview rounds.
(2 Questions)
- Q1. What is the difference between== and === in javascript?
- Ans.
In JavaScript, == is used for loose equality comparison, while === is used for strict equality comparison.
== checks for equality after type coercion, while === checks for equality without type coercion
=== is more strict and recommended for use to avoid unexpected behavior
Example: 1 == '1' will return true, but 1 === '1' will return false
- Q2. == refers to only value comparison and === refers to both data type and value comparison
- Ans.
True. == compares only values, while === compares both values and data types.
== is used for value comparison, while === is used for both value and data type comparison
Example: 5 == '5' will return true, but 5 === '5' will return false
Example: 5 === 5 will return true, as both value and data type are the same
5 technical questions were asked out of which 3 tests are to be cleared
(2 Questions)
- Q1. What is NVM?
- Ans.
NVM stands for Node Version Manager, a tool used to manage multiple versions of Node.js on a single machine.
NVM allows developers to easily switch between different versions of Node.js for different projects.
It helps in avoiding conflicts between different projects that require different versions of Node.js.
NVM is commonly used in development environments where different projects have different Node.js version requirem...
- Q2. Node version Manager where we can handle higher node js version in a lower node js version
- Ans.
Node Version Manager (NVM) allows managing multiple Node.js versions on the same machine.
NVM allows you to easily switch between different Node.js versions on your machine.
It helps in handling higher Node.js versions in a lower Node.js version environment.
You can install, uninstall, and switch between Node.js versions using NVM.
Example: 'nvm install 12.18.3' to install a specific Node.js version.
Skills evaluated in this interview
Selected
I applied via Company Website and was interviewed in Oct 2024. There were 3 interview rounds.
Basic String and Array related questions.
A project will be assigned, a basic CRUD operation.
(2 Questions)
- Q1. Which will you prefer MySQL or Mongo for your database and why?
- Ans.
I would prefer MySQL for structured data and complex queries, while MongoDB for unstructured data and scalability.
MySQL is better for structured data and complex queries
MongoDB is better for unstructured data and scalability
MySQL supports ACID transactions, while MongoDB is eventually consistent
MySQL is widely used in traditional relational databases, while MongoDB is popular for NoSQL databases
- Q2. What is Virtual Dom and explain?
- Ans.
Virtual DOM is a lightweight copy of the actual DOM in memory, used for efficient updates in web development.
Virtual DOM is a concept used in frameworks like React to improve performance by minimizing actual DOM manipulations.
When changes are made to the virtual DOM, a diffing algorithm is used to identify the minimal changes needed to update the actual DOM.
This approach reduces the number of updates needed and improve...
Skills evaluated in this interview
Selected
I applied via Company Website and was interviewed in Oct 2024. There were 3 interview rounds.
There were 5 coding questions in which you have to score minimum 3 to qualify for the next rounds.
An assignment was give which we have to complete it with in 7 days.
(2 Questions)
- Q1. About project tech stacks.
- Q2. Php, laravel, MySQL
Selected
I applied via LinkedIn and was interviewed in Oct 2024. There were 3 interview rounds.
Java and advance java
Full stack project in ur relavant domain
(2 Questions)
- Q1. Tech stack like java
- Q2. Version control system
Selected
I applied via Company Website and was interviewed in Oct 2024. There was 1 interview round.
(2 Questions)
- Q1. What is Laravel Middleware?
- Ans.
Laravel Middleware is a filter that is executed before or after an HTTP request enters the application.
Middleware can modify the request before it reaches the route handler.
It can also modify the response before it is sent back to the client.
Middleware can be used for authentication, logging, CORS, etc.
Example: 'auth' middleware in Laravel checks if the user is authenticated before allowing access to a route.
- Q2. What is Laravel Sanctum?
- Ans.
Laravel Sanctum is a lightweight package for API authentication using tokens in Laravel applications.
Provides a simple API token authentication system for SPAs and mobile apps
Uses API tokens to authenticate users without the need for passwords
Supports token abilities for fine-grained access control
Easy to integrate and use in Laravel applications
Skills evaluated in this interview
Selected
I appeared for an interview in May 2025, where I was asked the following questions.
- Q1. Asked me about previous intership recruitment experiences Questioned me regarding the fullsatck java developer and BDE process of hiring which i had made ppt
- Q2. Personal questions
Interview Preparation Tips
Selected
I applied via Referral and was interviewed in Jul 2024. There were 4 interview rounds.
(2 Questions)
- Q1. What is the process of Recruitment?
- Ans.
Recruitment process involves sourcing, screening, interviewing, and selecting candidates for a job.
Identify hiring needs and create job descriptions
Source candidates through job boards, social media, referrals, etc.
Screen resumes and applications to shortlist candidates
Conduct interviews and assessments to evaluate candidates
Select the best candidate and make a job offer
- Q2. How many year of experience you have?
- Ans.
I have 5 years of experience in HR roles.
I have worked in various HR positions for a total of 5 years.
My experience includes recruitment, employee relations, and training.
I have successfully implemented new HR policies and procedures.
I have conducted performance evaluations and handled disciplinary actions.
I have a strong understanding of labor laws and compliance requirements.
(2 Questions)
- Q1. For employees engagement what you have did in your previous organisation?
- Ans.
Implemented various initiatives such as regular feedback sessions, team-building activities, and recognition programs.
Conducted regular feedback sessions to understand employee concerns and suggestions
Organized team-building activities to foster collaboration and communication
Implemented recognition programs to acknowledge and reward employee achievements
- Q2. How you will screen a experience candidate cv?
- Ans.
Screening an experienced candidate's CV involves looking for relevant experience, skills, achievements, and qualifications.
Look for relevant work experience in the same industry or similar roles
Check for specific skills and qualifications required for the job
Assess achievements and accomplishments that demonstrate success in previous roles
Verify consistency and progression in the candidate's career history
Consider any ...
Recruitment strategy, candidate Persona and script for project manager role.
(2 Questions)
- Q1. What is your expectations?
- Ans.
I expect a challenging role with opportunities for growth and development.
Opportunities for career advancement
Supportive work environment
Competitive salary and benefits
Clear expectations and goals
Training and development programs
Work-life balance
- Q2. How soon can you join?
- Ans.
I can join within two weeks of receiving a formal offer.
I can start within two weeks of receiving a formal offer.
My current notice period is two weeks.
I am available to start immediately.
I need to give my current employer two weeks notice before starting a new job.
Rajkishor Mishra
Selected
I applied via Walk-in and was interviewed in Jun 2024. There were 3 interview rounds.
(1 Question)
- Q1. Could you explain the end-to-end recruitment process and outline the key stages of the employee life cycle?
(1 Question)
- Q1. How do you stay updated with the latest trends and developments in your domain?
(1 Question)
- Q1. How do you handle employee grievances? Can you share a specific situation you've managed? If you were the ultimate decision-maker, how might you have approached it differently?
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