HCLTech Interview Questions and Answers for Freshers

Q1. Most asked from resume how to do outlook configuration?
Ans. 
Outlook configuration involves setting up email accounts, preferences, and connectivity for effective email management.
• Open Outlook and go to 'File' > 'Account Settings' > 'Account Settings'.

• Click 'New' to add a new email account and select 'Email Account'.

• Enter your name, email address, and password, then click 'Next'.

• Outlook will attempt to configure your account automatically; if it fails, select 'Manual setup...read more
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Q2. What are the works and tools which you use in your organisation?
Ans. 
We use a variety of tools such as ticketing systems, remote desktop software, knowledge bases, and monitoring tools.
• Ticketing systems (e.g. ServiceNow, Jira)

• Remote desktop software (e.g. TeamViewer, Remote Desktop Connection)

• Knowledge bases (e.g. Confluence, SharePoint)

• Monitoring tools (e.g. SolarWinds, Nagios)
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Q1. Basic English listening and speaking skills checks should be carefully listen and speak it's easy but be careful
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Q1. Salary negotiation
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Q1. Self introduction
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Q2. Projects done in training
Ans. 
I have completed multiple projects during my training in SAP ABAP.
• Developed a custom report to track sales data for a retail client

• Enhanced existing programs to improve performance and functionality

• Worked on a team project to integrate SAP modules for a manufacturing company
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Q3. Bdc concepts call transaction and session method
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BDC in SAP ABAP allows data transfer using Call Transaction and Session methods for batch processing.
• BDC (Batch Data Communication) is used for data transfer in SAP.

• Call Transaction method processes data in real-time, suitable for immediate updates.

• Session method processes data in the background, allowing for error handling and logging.

• Example of Call Transaction: Updating a customer record immediately after data entry...read more
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Q4. Asked Select query
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Q5. Asked about Itab and how to declare it
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Q6. Asked about smart forms and it's stpes
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Q7. Asked about Domain and Data element
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Q8. Asked about Bapi
Ans. 
BAPIs are standardized programming interfaces in SAP for accessing business processes and data.
• BAPIs are part of the Business Object Repository (BOR).

• They allow external applications to interact with SAP systems.

• Example: BAPI_SALESORDER_CREATEFROMDAT2 for creating sales orders.

• BAPIs ensure data consistency and integrity during transactions.

• They can be called from various environments, including Java and .NET.
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Q9. Asked about Idoc
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Q10. Material creation and types of bapi
Ans. 
Material creation in SAP involves using BAPIs for different types of materials.
• BAPI_MATERIAL_SAVEDATA can be used for creating materials in SAP

• Different types of materials include raw materials, semi-finished goods, finished goods, etc.

• BAPI_MATERIAL_GET_ALL can be used to retrieve information about all materials in SAP
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Q11. About my previous profession
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Q1. Self introduction
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Q2. Technical settings
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Q3. Asked about data class
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Q4. Module pool programming steps
Ans. 
Module pool programming is a technique in SAP ABAP for creating interactive user interfaces.
• Define screen elements using Screen Painter

• Write ABAP code for screen logic and flow control

• Handle user input and trigger actions based on user interactions

• Use function modules for backend processing

• Implement navigation between screens
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Q5. Asked about IDOC
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Q6. Asked about Enhancements
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Q7. What is function module and where we use it?
Ans. 
Function module is a reusable subroutine in SAP ABAP used for specific functionality.
• Function modules are standalone functions that can be called from any ABAP program.

• They are used to encapsulate specific business logic or calculations.

• Function modules can be called remotely from other systems using Remote Function Call (RFC).

• Examples include function modules for currency conversion, date calculations, or data validat...read more
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Q8. How to change input parameters in reports
Ans. 
Input parameters in reports can be changed by modifying the selection screen fields in the ABAP program.
• Modify the selection screen fields in the ABAP program to change input parameters

• Use PARAMETERS or SELECT-OPTIONS statements to define input fields

• Update the logic in the report program to process the new input parameters
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Q9. Smart forms vs sap scripts
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Smart forms are newer and more advanced than SAP scripts.
• Smart forms are newer technology compared to SAP scripts.

• Smart forms offer more features and flexibility in designing forms.

• Smart forms are easier to maintain and modify compared to SAP scripts.

• Smart forms support interactive forms and digital signatures.

• SAP scripts are older technology and are being phased out in favor of smart forms.
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Q10. Search help types
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Q1. Do you know about threads?
Ans. 
Threads are lightweight processes that enable concurrent execution within a program, sharing resources for efficiency.
• Threads share the same memory space, allowing for faster communication.

• They can improve application performance by utilizing multi-core processors.

• Example: In a web server, one thread can handle multiple client requests simultaneously.

• Threads can be created using libraries like pthreads in C or the Thre...read more
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Q2. How is the backend utilized for authorized API calls?
Ans. 
The backend manages authorized API calls through authentication, authorization, and secure data handling.
• Authentication verifies user identity using tokens or credentials (e.g., JWT).

• Authorization checks user permissions to access specific resources (e.g., role-based access).

• Secure data transmission is ensured using HTTPS to protect sensitive information.

• Rate limiting is implemented to prevent abuse of API calls (e.g.,...read more
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Q3. What are the steps to implement a floating video advertisement on a website?
Ans. 
Implementing a floating video ad involves HTML, CSS, and JavaScript for positioning and functionality.
• 1. Create an HTML structure for the video ad using <video> tag or an <iframe> for embedding.

• 2. Use CSS to style the video ad, ensuring it floats over the content. Example: position: fixed; bottom: 10px; right: 10px;

• 3. Implement JavaScript to control the ad's behavior, like play/pause or close functionality....read more
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Q4. What is the recent tech related news that you have heard?
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AI advancements continue to dominate tech news, with new models enhancing productivity and creativity across various industries.
• OpenAI released ChatGPT-4, improving natural language understanding and generation.

• Google announced updates to its AI tools, enhancing search capabilities and user experience.

• Microsoft integrated AI features into Office 365, boosting productivity for users.

• AI-generated art and music are gainin...read more
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Q1. What is AAA in Cyber security? Difference between Authentication vs Authorization
Ans. 
AAA in cybersecurity stands for Authentication, Authorization, and Accounting, crucial for securing systems.
• Authentication verifies user identity (e.g., passwords, biometrics).

• Authorization determines user permissions (e.g., access to files).

• Accounting tracks user activities (e.g., logging access times).

• Example: A user logs in (Authentication), accesses a file (Authorization), and their actions are logged (Accounting).
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Q2. IDS vs IPS
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IDS detects intrusions, while IPS actively prevents them, enhancing network security.
• IDS (Intrusion Detection System) monitors network traffic for suspicious activity.

• IPS (Intrusion Prevention System) not only detects but also blocks potential threats.

• Example of IDS: Snort, which analyzes traffic and alerts administrators.

• Example of IPS: Cisco Firepower, which can block malicious traffic in real-time.

• IDS is typically p...read more
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Q1. Tell me about your hobbies
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I enjoy hiking, reading, and photography, which help me relax and explore my creativity.
• Hiking: I love exploring nature trails and discovering new landscapes, often going on weekend hikes with friends.

• Reading: I read a variety of genres, from fiction to non-fiction, and recently finished a book on cybersecurity.

• Photography: I enjoy capturing moments during my hikes, focusing on landscapes and wildlife, and I often shar...read more
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It consists of numerous types of reasoning and quants questions. They are basic level.

Q1. About your project.
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Q2. About basics of algorithm.
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Q1. Introduce yourself
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Q2. About your past interview experiences.
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Q1. Introduce and showcase your result.
Ans. 
I successfully designed and implemented a new software system for optimizing energy consumption in buildings.
• Researched current energy consumption trends in buildings

• Developed algorithms to analyze and optimize energy usage

• Implemented software system using Python and SQL

• Conducted testing and validation to ensure accuracy

• Resulted in 20% reduction in energy consumption in test buildings
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Q2. Libraries of python and how to add python with database.
Ans. 
Python has libraries like SQLAlchemy, psycopg2 for database connectivity. Use these libraries to connect Python with databases.
• Use SQLAlchemy library for ORM (Object Relational Mapping) to interact with databases.

• Use psycopg2 library for direct interaction with PostgreSQL database.

• Install the required libraries using pip install .

• Establish connection to the database using appropriate credentials.

• Execute SQL queries usi...read more
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Q1. Tell me something about yourself
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Q2. Tell me something about your hobbies
Ans. 
I enjoy painting, hiking, and reading, which help me relax and express my creativity while staying active and informed.
• Painting: I love experimenting with watercolors and acrylics, often painting landscapes and abstract art.

• Hiking: I frequently explore local trails, enjoying nature and the physical challenge it provides.

• Reading: I read a variety of genres, from fiction to self-help, which broadens my perspective and en...read more
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