National Health Authority Senior Consultant Interview Questions and Answers

Q1. Internal working of Hashmap
Ans. 
HashMap in Java is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values.
• HashMap uses an array of buckets to store key-value pairs.

• Keys are hashed to determine the index where the value will be stored.

• In case of hash collisions, a linked list or balanced tree is used to store multiple entries in the same bucket.

• HashMap allows one null key and multiple null values.

• Example: HashMap&...read more
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Q2. JAVA 8 Stream API coding questions
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Q1. JAVA 8 advanced coding question
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Q2. Specific questions on client requirements
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Q1. General questions on expectations
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Q1. Sql queries max min
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Q2. Job schedule related questions
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Q1. Shipping point determination
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Q2. Plant determination with order of preference
Ans. 
Plant determination can be done by considering various factors in order of preference.
• Start by looking at the plant's physical characteristics such as leaves, flowers, and stems.

• Next, consider the plant's habitat and location to narrow down possibilities.

• Use plant identification guides or apps for further assistance.

• Consult with botanical experts or horticulturists for accurate identification.

• Consider factors like seas...read more
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Q3. Difference between s4 hana and ecc
Ans. 
SAP S/4HANA is the next-generation business suite designed to run on SAP HANA, while ECC is the previous version of SAP's ERP software.
• S/4HANA is built on the SAP HANA platform for real-time data processing, while ECC runs on traditional databases.

• S/4HANA offers a simplified data model and user interface, while ECC has a more complex structure.

• S/4HANA includes advanced features like predictive analytics and machine lea...read more
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Q4. Difference between Greenfield and brownfield implementation
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Greenfield is starting a new project from scratch, while brownfield is implementing changes to an existing project.
• Greenfield involves building a new system or project from the ground up.

• Brownfield involves making changes or improvements to an existing system or project.

• Greenfield projects are typically more time-consuming and costly due to starting from scratch.

• Brownfield projects may have limitations or constraints d...read more
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Q5. Scenario based questions around Product allocation and back order processing bop
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Q6. Business partner and what tables are updated in backend in sap s4 hana, why is the old tables like kna1, knb1 still required?
Ans. 
Old tables like KNA1, KNB1 are still required in SAP S4 HANA for compatibility and historical data purposes.
• Old tables like KNA1, KNB1 are still required in SAP S4 HANA for compatibility with existing programs and reports.

• Some custom developments may still be using the old tables, requiring them to be maintained.

• Historical data stored in the old tables may still be needed for reference or reporting purposes.
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Q7. Questions on current project
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Q8. S4 Hana einvoice - consolidated invoice
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Q9. Why are you looking for a change(Exp in curren company<= 2 years)
Ans. 
Seeking new challenges and growth opportunities after gaining valuable experience in current role.
• Looking for new challenges and opportunities for growth

• Seeking a role with more responsibility and impact

• Want to expand my skill set and knowledge in a different environment
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Q1. Sql related questions were askwd
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Q2. Adf related questions were asked
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Q1. Ci cd questions were asked
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Q2. Team work related questions were asked
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Q1. Fitment round with location
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Q1. What is plugin pipeline
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Q1. Tell me about your project
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Write a program to print the Fibonacci series.

Q1. RPA best tool selection
Ans. 
Selecting the best RPA tool involves considering factors like scalability, ease of use, integration capabilities, and cost.
• Consider the scalability of the tool to ensure it can handle your organization's growth.

• Evaluate the ease of use to ensure that your team can quickly adopt and utilize the tool effectively.

• Look into the integration capabilities of the tool to ensure it can work seamlessly with your existing systems...read more
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Q2. What are the factors that define which RPA tools is best
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Factors include scalability, ease of use, integration capabilities, cost, support, and security.
• Scalability - ability to handle increasing workload and complexity

• Ease of use - user-friendly interface and intuitive design

• Integration capabilities - ability to integrate with existing systems and applications

• Cost - affordability of the tool and potential return on investment

• Support - availability of technical support and r...read more
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Q1. Application integration with RPA
Ans. 
Application integration with RPA involves connecting robotic process automation tools with other software applications to streamline processes.
• Identify the applications that need to be integrated with RPA

• Determine the data flow between the applications and RPA

• Develop connectors or APIs to facilitate communication between RPA and applications

• Test the integration to ensure seamless data exchange

• Monitor and maintain the i
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Q2. Blueprism vs Uipath
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Blueprism and UiPath are both popular RPA tools, each with its own strengths and weaknesses.
• Blueprism is known for its robust security features and scalability.

• UiPath is praised for its user-friendly interface and ease of use.

• Blueprism is more suitable for large enterprises with complex automation needs.

• UiPath is often preferred by smaller companies or teams due to its lower cost and quicker implementation.

• Both tools h...read more
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Q1. Why next company as TCS
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Q2. Team lead skills
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Q1. Telll me about yourself
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Q2. How was your experience working in Singapore
Ans. 
My experience working in Singapore was enriching and diverse.
• I had the opportunity to work with a multicultural team, which helped me develop a global perspective.

• The work culture in Singapore is fast-paced and efficient, which pushed me to improve my time management skills.

• I enjoyed exploring the vibrant food scene and diverse cultural offerings in Singapore during my free time.
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