NTT Data Identity Access Administrator Interview Questions and Answers

There was an online test which has MCQs. Had technical questions from java, microservices, springboot, rdbms

Q1. An unsorted array has numbers. Find the duplicate numbers and return the array.
Ans. 
Find duplicate numbers in an unsorted array and return the array.
• Iterate through the array and keep track of seen numbers using a hash table.

• If a number is already in the hash table, it is a duplicate.

• Add the duplicate number to a new array and return it.
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Q2. Java 8 features, method reference, write consumer, lambda expression. SOLID principles. Design patterns. Write thread safe singleton with performance.
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Q3. AWS related questions. SQS. Dynamo. AWS API gateway.
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Q4. REST principles.
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Q5. Inheritance tricky questions. Collections tricky questions.
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Q6. Deep copy vs Shallow copy.
Ans. 
Deep copy creates a new object with its own memory, while shallow copy creates a new reference to the same memory.
• Deep copy duplicates the object and all of its contents, while shallow copy only duplicates the object itself.

• Deep copy is more memory-intensive than shallow copy.

• In Python, deep copy can be achieved using the copy.deepcopy() method, while shallow copy can be achieved using the copy.copy() method.
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Q7. Comparator with and without java 8
Ans. 
Comparator in Java 8 provides default methods and lambda expressions for sorting.
• Comparator in Java 8 can be implemented using lambda expressions.

• Comparator in Java 8 provides default methods like reversed() and thenComparing() for sorting.

• Comparator in pre-Java 8 versions can be implemented using anonymous inner classes.

• Comparator in pre-Java 8 versions requires more code to implement compared to Java 8.

• Example: Sorti...read more
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Sitting arrangement questions

Blood group relationship

Cloud computing Testing

HTML css java script

What is DATA base management system

Q1. Tell me about your self
Ans. My name is sumalata vastrad iam from Gadag I did my graduation in BCA from Karnataka University dharwad currently iam researching jobs i did my schooling from Howrah
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Q2. Family background detailed
Ans. I belong to a nuclear family we are four members in my family father, mother younger brother and me
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Q3. Company background detailed
Ans. Enable business outcome for client through global managaed service for networking data centre cloud in structure founded in 1988
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Q4. What is DATA structure
Ans. 
A data structure is a way of organizing and storing data in a computer so that it can be accessed and manipulated efficiently.
• Data structures provide a means to manage and organize data in a logical and efficient manner.

• They define the relationship between the data, allowing for easy retrieval and modification.

• Examples of data structures include arrays, linked lists, stacks, queues, trees, and graphs.
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Q5. Definition of java and benifit of java
Ans. 
Java is a popular programming language known for its platform independence and extensive libraries.
• Java is an object-oriented language that allows developers to write code once and run it on any platform.

• It provides a robust and secure environment for developing and executing applications.

• Java has a vast collection of libraries and frameworks that simplify development and enhance productivity.

• It supports multithreading...read more
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Q6. Characters of java script
Ans. 
JavaScript characters include letters, numbers, symbols, and special characters.
• JavaScript characters can be used to create strings, numbers, and perform operations.

• Examples of JavaScript characters include 'a', '1', '$', and '&'.
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Q7. What is software engineer (se)
Ans. 
A software engineer is a professional who designs, develops, and maintains software applications.
• Software engineers use programming languages and tools to create software solutions.

• They analyze user requirements and design software architecture.

• Software engineers write code, test and debug software, and ensure its functionality.

• They collaborate with other team members and follow software development best practices.

• Exam...read more
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Q8. What are the model of software engineerwat
Ans. 
The models of software engineering refer to different approaches or methodologies used in software development.
• Waterfall model

• Agile model

• Iterative model

• Spiral model

• V-model
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Q9. Explain resk management system
Ans. 
A risk management system is a software tool or platform that helps organizations identify, assess, and mitigate risks.
• A risk management system helps organizations identify potential risks and their impact on business operations.

• It assesses the likelihood of risks occurring and the severity of their impact.

• The system provides tools for documenting and tracking risks, assigning responsibilities, and implementing mitigati...read more
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Q10. What is operating system
Ans. 
An operating system is a software that manages computer hardware and software resources and provides common services for computer programs.
• Manages computer hardware and software resources

• Provides common services for computer programs

• Controls and coordinates computer operations

• Acts as an intermediary between users and computer hardware

• Examples: Windows, macOS, Linux, Android, iOS
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Q11. DefiNe software testing
Ans. 
Software testing is the process of evaluating a software system to identify defects or errors.
• Software testing is essential to ensure the quality and reliability of software.

• It involves executing the software with the intention of finding bugs or issues.

• Testing can be done manually or using automated tools.

• Different types of testing include unit testing, integration testing, system testing, and acceptance testing.

• Examp...read more
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Q1. Tell me about your self
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Q2. Family background detailed
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Q3. Company background detailed
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Q1. What is your name please tell Detailed NTT
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Q2. NTT DATA company background detailed
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Q3. Tell me your self introduction
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Cloud computing Testing

Blood group relationship

Sitting arrangement questions

Alphabet letter coding

Q1. Tell me about your self
Ans. My name is sumalata vastrad iam from Gadag I did my graduation in BCA from Karnataka University dharwad currently iam researching jobs i did my schooling from Howrah
Answered Anonymously
Add your answer
Q2. Family background detailed
Ans. I belong to a nuclear family we are four members in my family father, mother younger brother and me
Answered Anonymously
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Q3. Company background detailed
Ans. Founded in 1988 enable business out come for client
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Blood group relationship between parents and children

Blood group relationship between parents and children

Q1. Diff between HANA and ECC
Ans. 
HANA is an in-memory database platform while ECC is a traditional ERP system.
• HANA is designed to handle large amounts of data in real-time while ECC is not optimized for real-time processing.

• HANA uses column-based storage while ECC uses row-based storage.

• HANA has a simpler data model and can handle unstructured data while ECC has a more complex data model.

• HANA is a newer technology while ECC has been around for decades...read more
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Q2. Must know the details of FM's used in devlops
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Q1. SQL and COGNOS related questions were asked.
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Q1. SQL and cognos Related questions were asked.
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Q1. What is the expected CTC and few questions related to notice period and pay details.
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Level 0 aptitude questions were present

Q1. Java sql and questions based on core is asked
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Q1. Short term and long term goals , and other regular questions
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Q1. Hii mam/sir gud evng my name is sony am from peddaplli distc my qualification is mba
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Q2. Hiii sir or mam gud evng my name is sony am from peddaplli distc my qualification is MBA am a fresher and I have no any work experience in any company my strength is adapt quickly to any environment
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Q3. My short term goals is to get placed in a reputed company like yours wich will allow me to enhance my skills and knowledge
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Q4. My long term goal would be to reach a higher position in our company
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