HCLTech Technical Lead Interview Questions, Process, and Tips

Some common coding question like reversing string

Q1. Ienumerable vs IQuyerable
Ans. 
IEnumerable is a simple interface for iterating over a collection, while IQueryable is used for querying data from a data source.
• IEnumerable is in-memory data manipulation, while IQueryable is for querying data from a database.

• IEnumerable is suitable for LINQ to Objects, while IQueryable is suitable for LINQ to SQL.

• IEnumerable is evaluated on the client-side, while IQueryable is evaluated on the database server.

• IEnumer...read more
Answered by AI
Add your answer
Q2. Diff between constant and readonly
Ans. 
Constants are compile-time constants, while readonly variables can be assigned a value at runtime but cannot be changed after initialization.
• Constants are declared using the 'const' keyword, while readonly variables are declared using the 'readonly' keyword.

• Constants are evaluated at compile time, while readonly variables are evaluated at runtime.

• Constants can only be assigned a value at declaration, while readonly var...read more
Answered by AI
Add your answer

Q1. Difference between ingress and load balancer in Kubernetes
Ans. 
Ingress manages external access to services, while load balancer distributes traffic within the cluster.
• Ingress is an API object that manages external access to services in a cluster.

• Ingress typically provides HTTP and HTTPS routing.

• Load balancer is a service that distributes incoming network traffic across multiple backend services.

• Load balancer ensures that no single service is overwhelmed with traffic.

• In Kubernetes,...read more
Answered by AI
Add your answer
Q2. AWS Cloud Formation basics
Add your answer

Q1. CAP Theorem-based scenario questions
Add your answer
Q2. Different kinds of databases and their uses.
Ans. 
Different types of databases serve different purposes, such as relational databases for structured data and NoSQL databases for unstructured data.
• Relational databases: used for structured data and follow a tabular format (e.g. MySQL, PostgreSQL)

• NoSQL databases: used for unstructured data and provide flexibility in data storage (e.g. MongoDB, Cassandra)

• Graph databases: used for data with complex relationships (e.g. Neo4...read more
Answered by AI
Add your answer

Q1. What are the different types of controller in SAP CRM webui?
Ans. 
The different types of controllers in SAP CRM webui include Component Controller, View Controller, Context Controller, and Custom Controller.
• Component Controller: Controls the entire component and manages the context data.

• View Controller: Controls the layout and rendering of the UI elements.

• Context Controller: Manages the context data and communication between controllers.

• Custom Controller: Allows for custom logic and
Answered by AI
Add your answer
Q2. How we can fetch data into view from another view?
Ans. 
Data can be fetched into a view from another view by passing data through a shared ViewModel or using LiveData.
• Use a shared ViewModel to hold the data and access it from both views

• Use LiveData to observe changes in the data and update the view accordingly

• Pass data between views using Intent extras or Bundle
Answered by AI
Add your answer

Q1. What critical situation you faced and how handled it?
Ans. 
I faced a critical situation when a major software bug caused system downtime.
• Quickly identified the root cause of the bug

• Worked with the team to develop and implement a fix

• Communicated with stakeholders about the issue and the resolution

• Implemented measures to prevent similar issues in the future
Answered by AI
Add your answer
Q2. What is the main purpose of using CRM system?
Ans. 
The main purpose of using CRM system is to manage and analyze customer interactions and data throughout the customer lifecycle.
• Centralize customer data for easy access and analysis

• Improve customer relationships and satisfaction

• Increase sales and marketing effectiveness

• Automate repetitive tasks and streamline processes

• Track customer interactions and communication history
Answered by AI
Add your answer

Q1. What are your career goals?
Ans. 
My career goal is to become a respected technical leader in the industry, leading successful projects and mentoring junior team members.
• Continue developing my technical skills and knowledge through ongoing learning and certifications

• Lead and successfully deliver complex technical projects

• Mentor and guide junior team members to help them grow in their careers

• Build a strong professional network within the industry

• Eventua...read more
Answered by AI
Add your answer
Q2. Why are switching the job?
Ans. 
Seeking new challenges and growth opportunities in a different environment.
• Looking for new challenges and opportunities for growth

• Want to expand my skill set and knowledge in a different environment

• Seeking a better work-life balance or company culture

• Desire for career advancement or higher salary

• Company restructuring or downsizing
Answered by AI
Add your answer

Q1. How to identify columns in a file.
Add your answer
Q2. Python OOPS concepts
Add your answer

Q1. Tell me about yourself.
Add your answer
Q2. Tell me about your past projects.
Add your answer