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NatWest Group Java Software Developer Interview Questions, Process, and Tips
NatWest Group Java Software Developer Interview Experiences
1 interview found
I applied via Walk-in and was interviewed in Apr 2024. There were 3 interview rounds.
(1 Question)
- Q1. Basic mcq's related to Java,spring Boot
(4 Questions)
- Q1. Importance of Equals and hashcode
- Ans.
Equals and hashcode are important for object comparison and hashing in Java.
Equals method is used to compare two objects for equality.
Hashcode method is used to generate a unique integer value for an object.
Equals and hashcode are used in collections like HashMap and HashSet for efficient retrieval and storage.
- Q2. Difference between comparable and comparator
- Ans.
Comparable is an interface used for natural ordering, while Comparator is an interface used for custom ordering.
Comparable is implemented by the class itself to define the natural ordering of objects.
Comparator is implemented by a separate class to define custom ordering of objects.
Comparable uses the compareTo() method to compare objects, while Comparator uses the compare() method.
Example: String class implements Comp...
- Q3. Write code for Singelton design pattern
- Ans.
Singleton design pattern ensures a class has only one instance and provides a global point of access to it.
Create a private static instance of the class
Provide a public static method to access the instance
Ensure the constructor is private to prevent instantiation
- Q4. Difference b/w hashmap and hashtable
- Ans.
HashMap is non-synchronized and allows null values, while Hashtable is synchronized and does not allow null keys or values.
HashMap is non-synchronized, while Hashtable is synchronized
HashMap allows null values, while Hashtable does not allow null keys or values
HashMap is faster than Hashtable
HashMap is part of the Java Collections Framework, while Hashtable is a legacy class
(2 Questions)
- Q1. How do you resolve conflicts within the team
- Q2. What went well in you last company? What didn't go well?
- Ans.
At my last company, effective communication and collaboration among team members went well, but there were challenges with project timelines and resource allocation.
Effective communication and collaboration among team members
Challenges with project timelines
Challenges with resource allocation
Interview Preparation Tips
Skills evaluated in this interview
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I applied via Campus Placement and was interviewed in Dec 2020. There were 3 interview rounds.
Interview Questionnaire
3 Questions
- Q1. What is static in java?
- Ans.
Static is a keyword in Java used to create class-level variables and methods.
Static variables are shared among all instances of a class
Static methods can be called without creating an instance of the class
Static blocks are used to initialize static variables
Static import is used to import static members of a class
- Q2. Write a program to replace consecutive same character by single '$' . for e.g. string='Heelo Wworldd'. Output- H$lo $orl$.
- Ans.
The program replaces consecutive same characters in a string with a single '$'.
Iterate through each character in the string
Compare the current character with the next character
If they are the same, replace the next character with '$'
Continue until the end of the string
- Q3. Difference between Function overloading and Function overrriding
- Ans.
Function overloading is having multiple functions with the same name but different parameters. Function overriding is having a derived class implement a method with the same name and parameters as a method in its base class.
Function overloading is used to provide different ways of calling a function with different parameters.
Function overriding is used to provide a specific implementation of a method in a derived class...
Interview Preparation Tips
Skills evaluated in this interview
I appeared for an interview before Mar 2016.
Interview Questionnaire
2 Questions
- Q1. Some technical questions were asked
- Q2. They spring hibernate MVC flow and core java and Oracle connectivity questions
Interview Preparation Tips
Experience: There was a Team manager and his junior for the interview
Senior Software Engineer Interview Questions & Answers
Kotak Mahindra Bank
Anonymous
posted on 29 Jun 2024
Duration : 1 hours
Question type : Greedy algo question(DSA)
Platform : of any choice
(1 Question)
- Q1. LLDs Designing on any system
- Ans.
LLDs are detailed design documents that describe the software architecture of a system.
LLDs typically include detailed information on modules, components, interfaces, and data for a system.
They help in understanding how different parts of the system interact and communicate with each other.
Examples of LLDs include class diagrams, sequence diagrams, and data flow diagrams.
LLDs are crucial for developers to implement the
(1 Question)
- Q1. Coding plus behavioral plus LLD
Interview Preparation Tips
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
Kotak Mahindra Bank
Anonymous
posted on 21 Jun 2024
(1 Question)
- Q1. Tell me about yourself
Topic wt is ms office
Eassys dscover the basic structure of all essaysand see what a goo d essay introduction and conclusion look like
(1 Question)
- Q1. Ppt presentations and techical skillsare the abilities and knowledge needed to performtastks
Interview Preparation Tips
Software Developer Interview Questions & Answers
Kotak Mahindra Bank
Anonymous
posted on 10 Jul 2024
(2 Questions)
- Q1. LRU cache design
- Ans.
LRU cache design involves maintaining a cache with limited capacity and removing the least recently used item when the cache is full.
Use a doubly linked list to maintain the order of items based on their usage.
Implement a hash map for fast access to items in the cache.
When a new item is accessed, move it to the front of the linked list to mark it as the most recently used.
When the cache is full, remove the item at the ...
- Q2. Current project
Skills evaluated in this interview
Software Engineer Interview Questions & Answers
Kotak Mahindra Bank
Yogita Mittal
posted on 13 Sep 2024
(1 Question)
- Q1. System design , HLD, LLD , coding question
Selected
I applied via Naukri.com and was interviewed in May 2024. There were 3 interview rounds.
DSA , LLD on bar raiser
DSA, SQL and discussions around projects
(1 Question)
- Q1. Design a notification system
- Ans.
A notification system to alert users of important events or updates.
Define types of notifications (e.g. email, SMS, push notifications)
Implement a user preference setting for notification frequency
Include a notification history for users to review past alerts
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Kotak Mahindra Bank
Anonymous
posted on 16 Oct 2024
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
1)Buy and sell stock
2)2 sum
3) system design
4) Elastic search
5) deployment
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NatWest Group Java Software Developer Interview Process
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