HCLTech Principal Engineer Interview Questions and Answers

Learned from 6th std to 10th maths

C++ and Java, foxpro, unix operating system

Current affairs, political uncertainly, environment impact

Q1. What is your role and responsibility ?
Ans. 
As a Principal Consultant, my role is to provide expert advice and guidance to clients, lead project teams, and ensure successful project delivery.
• Provide expert advice and guidance to clients

• Lead project teams

• Ensure successful project delivery
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Q2. What is your work experience ?
Ans. 
I have over 10 years of experience in consulting, project management, and leadership roles.
• 10+ years of experience in consulting, project management, and leadership

• Led cross-functional teams to successfully deliver projects on time and within budget

• Developed and implemented strategic plans to drive business growth

• Worked with clients to identify their needs and provide tailored solutions

• Managed stakeholder relationships
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Q1. What is your current CTC and expected CTC ?
Ans. 
My current CTC is $120,000 and my expected CTC is $150,000.
• Current CTC: $120,000

• Expected CTC: $150,000
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Q2. Are you flexible in work or not ?
Ans. 
Yes, I am flexible in work and can adapt to changing situations and priorities.
• I am able to adjust my schedule and priorities to meet the needs of the project or client.

• I am open to new ideas and willing to try different approaches to problem-solving.

• I can work effectively in a fast-paced environment and handle multiple tasks simultaneously.

• I have experience working with diverse teams and can collaborate effectively wi
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Q1. Many questions on JAVA, SpringBoot,Kafka
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Q2. Core JAVA, JAVA 8, Collections, Stream,Junit
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Q1. Multiple questions on Spring , Constructors, Kafka , Flatmap, Collections, Mapping
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Q2. SQL query , HashMAp
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Q1. 1Code on Palindrome
Ans. 
A palindrome is a word, phrase, number, or other sequence of characters that reads the same forward and backward.
• Check if the string is equal to its reverse to determine if it is a palindrome.

• Ignore spaces and punctuation when checking for palindromes.

• Examples: 'racecar', 'madam', '12321'
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Q2. About kafka ecosystem . Basics of Producers/Consumer
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Q3. Primary/Qualifier/order annotations
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Q1. Questions on core java concepts
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Q2. Questions on SQL and Springboot
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Q1. Questions on Collection framework.
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Q2. Questions on Springboot and core java
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Q1. Scenario based question
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Q2. Stream API questions
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Q1. What is the content of BOM
Ans. 
BOM stands for Bill of Materials, which is a comprehensive list of components, parts, and materials needed to manufacture a product.
• BOM includes detailed information about each component such as part number, description, quantity, and unit of measure.

• It helps in tracking and managing inventory, ordering materials, and estimating production costs.

• BOM can be hierarchical, with sub-assemblies listed under main components.

• ...read more
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Q2. How to draft through zuken
Ans. 
Drafting through Zuken involves using their software tools for creating and editing electronic designs.
• Use Zuken's software tools like CR-8000 or CADSTAR for drafting electronic designs

• Create schematics, layout designs, and PCB designs using Zuken's software

• Utilize features like auto-routing, design rule checks, and 3D visualization for efficient drafting

• Collaborate with team members by sharing and reviewing designs wi
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Q1. Related to Ansbile
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Q2. Related to Terraform
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Q1. Related to project requirement
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Q2. Related to expectation
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Q1. Related compensation
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Q2. Relation policy
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Q1. Tell the Odata create deep entity steps.
Ans. 
OData create deep entity steps involve creating related entities in a single request.
• Use $expand query option to include related entities in the request.

• Specify the related entities in the request payload.

• Ensure proper navigation properties are set in the request payload.

• Example: POST /Orders?$expand=Customer,Products

• Example payload: { OrderID: 123, Customer: { CustomerID: 456, Name: 'John Doe' }, Products: [{ ProductI
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Q2. Types of Enhancements and user exists
Ans. 
Types of enhancements and user exits are customizations made to SAP systems to meet specific business requirements.
• Enhancements are modifications made to standard SAP programs to add new functionality or customize existing features.

• User exits are predefined exit points in SAP programs where custom code can be inserted to meet specific business requirements.

• Enhancements can be classified as implicit enhancements, explic...read more
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Q1. Tell me the one of the development challenge you faced in entire career.
Ans. 
One of the development challenges I faced was implementing a complex algorithm for real-time data processing.
• Understanding the algorithm requirements and constraints

• Optimizing the algorithm for efficiency and speed

• Testing the algorithm with large datasets to ensure accuracy

• Collaborating with team members to troubleshoot and debug any issues
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Q2. Adobe forms development steps and Dynamic enable disable fields in Adobe
Ans. 
Adobe forms development involves creating interactive forms using Adobe software. Dynamic enable/disable fields allow for conditional interactions.
• Adobe forms development involves using Adobe software like Adobe Acrobat or Adobe LiveCycle Designer.

• Steps include designing the form layout, adding form fields, setting up form logic, and testing the form.

• Dynamic enable/disable fields can be achieved using JavaScript to con...read more
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Q1. Structure of Implementation Model
Ans. 
The implementation model outlines the structure and process for executing a project or initiative.
• Define project goals and objectives

• Identify key stakeholders and their roles

• Develop a timeline and milestones

• Allocate resources and budget

• Establish communication channels

• Monitor progress and make adjustments as needed
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Q2. Different stages and owners
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Different stages and owners refer to the various phases of a project or initiative and the individuals or groups responsible for each stage.
• Different stages in a project may include planning, execution, monitoring, and evaluation.

• Owners of each stage could be project managers, team leads, stakeholders, or external consultants.

• Clear delineation of stages and owners helps ensure accountability and progress.

• For example, i...read more
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Q1. The most important part of the Implementation and how will you proceed
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Q2. How would you convince the client to share sensitive data used for implementation
Ans. 
By emphasizing the importance of data for successful implementation and ensuring confidentiality measures are in place.
• Highlight the critical role of data in achieving project goals

• Assure the client of strict confidentiality measures in place

• Explain how sharing sensitive data will lead to better outcomes

• Provide examples of successful implementations where data sharing was crucial
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