NTT Data Interview Questions, Process, and Tips

Q1. What is one problem that interfaces solve that abstract classes do not?
Ans. 
Interfaces allow multiple inheritance, abstract classes do not.
• Interfaces can be implemented by multiple classes, allowing for multiple inheritance.

• Abstract classes can only be extended by one class, limiting inheritance.

• Interfaces promote loose coupling and flexibility in design.

• Abstract classes provide a common base implementation for subclasses.
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Q2. Write a program that takes a string of words, including spaces and special symbols, and returns each occurrence of a specified character, excluding spaces and special symbols.
Ans. 
Program to find occurrences of a specified character in a string, excluding spaces and special symbols.
• Iterate through each character in the string

• Check if the character is the specified character and not a space or special symbol

• Store the occurrences in an array of strings
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Q3. Could you explain how the autowired annotation functions internally?
Ans. 
Autowired annotation in Spring framework injects dependencies automatically
• Autowired annotation is used for automatic dependency injection in Spring framework

• It eliminates the need for explicit bean wiring in XML configuration files

• Autowired annotation can be used on fields, constructors, or methods

• It searches for a bean of the same type and injects it into the annotated field
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Q4. How does Spring Boot determine which data source to use for application execution when multiple data sources are available and no specific profile has been defined?
Ans. 
Spring Boot uses @Primary annotation to determine which data source to use when multiple are available.
• Spring Boot uses the @Primary annotation to specify the primary bean to be used when multiple beans of the same type are present.

• If no specific profile is defined, Spring Boot will use the bean marked with @Primary as the default data source.

• Developers can also use @Qualifier annotation to specify which bean to use if
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Q5. What can you explain about the qualifier annotation?
Ans. 
Qualifier annotation is used in Spring framework to distinguish between beans of the same type.
• Qualifier annotation is used in Spring framework to resolve ambiguity when multiple beans of the same type are present.

• It is used in conjunction with Autowired annotation to specify which bean should be injected.

• For example, @Qualifier("myBean") can be used to specify a particular bean named 'myBean' to be injected.
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Q1. Exactly what was my job responsibility?
Ans. 
As a Senior Associate, my job responsibility was to oversee project management, client communication, and team coordination.
• Managed project timelines and deliverables

• Communicated with clients to ensure satisfaction and address any issues

• Coordinated team members to ensure tasks were completed efficiently

• Provided guidance and support to junior associates

• Analyzed data and prepared reports for senior management
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Q2. Which kind of project was my previous job experience?
Ans. 
My previous job experience involved managing large-scale construction projects for commercial buildings.
• Managed construction projects from start to finish

• Coordinated with architects, engineers, contractors, and clients

• Ensured projects were completed on time and within budget

• Handled permits, inspections, and compliance with building codes

• Examples: Office building renovation, retail store construction
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Q3. Which kind of main importance do have the various programming out of C++, C, Java, Python etc. along with Machine learning, SQL etc. do have?
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Q4. Which kind of importance does Computer Network does have?
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The aptitude test were of logical reasoning, mathematics etc.

Q1. Project details
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Q2. Experience previous project
Ans. 
Managed a team to implement a new claims processing system
• Led a team of 10 employees to successfully implement a new claims processing system

• Coordinated with IT department to ensure system compatibility and functionality

• Provided training and support to staff during system transition

• Monitored project progress and addressed any issues that arose

• Completed project on time and within budget
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Q3. Senior processor in US healthcare/claim adjudication
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Q4. About my previous project, it is a healthcare and Adjudication. Actually we worked for the provider. A well insured company in California, we received the claim in edit format and have many applications we...read more
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Q1. Explore the your work experience in previous company?
Ans. 
I have 5 years of experience as a Talent Acquisition Specialist in a Fortune 500 company.
• Led recruitment efforts for various departments, including IT, finance, and marketing.

• Implemented innovative sourcing strategies to attract top talent.

• Conducted interviews, negotiated offers, and onboarded new hires.

• Collaborated with hiring managers to understand their needs and provide tailored recruitment solutions.
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Q2. Explain the roles and responsibilities
Ans. 
Talent Acquisition Specialists are responsible for sourcing, attracting, and hiring top talent for an organization.
• Developing and implementing recruitment strategies

• Sourcing candidates through various channels such as job boards, social media, and networking events

• Screening resumes and conducting interviews

• Collaborating with hiring managers to understand staffing needs

• Negotiating job offers and managing the onboarding
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