NatWest Markets Customer Service & Operations Analyst Interview Questions and Answers

Q1. Questions on spring boot
Add your answer
Q2. Questions on Java
Add your answer
Q3. Java 8 Stream APi
Add your answer
Q4. Questions on previous projects
Add your answer

Q1. Write a program to check numer is palindrom or not.
Ans. 
Program to check if a number is a palindrome or not.
• Convert the number to a string to easily check for palindrome

• Reverse the string and compare it with the original string

• If they are the same, the number is a palindrome
Answered by AI
Add your answer
Q2. What is the functionality of Lambda Expression in Java.
Ans. 
Lambda expressions in Java are used to provide a concise way to represent anonymous functions.
• Lambda expressions are used to define inline implementation of a functional interface.

• They enable you to pass functionality as an argument to a method.

• Lambda expressions are made up of parameters, an arrow, and a body.

• Example: (a, b) -> a + b
Answered by AI
Add your answer
Q3. How to call default method of interface if class implemented multiple interfaces.
Ans. 
To call a default method of an interface when a class implements multiple interfaces, use the interface name followed by the method name.
• Use InterfaceName.super.methodName() to call the default method of a specific interface.

• If a class implements multiple interfaces with default methods of the same name, you must specify the interface name to call the desired method.

• Example: Interface1.super.defaultMethod() to call the
Answered by AI
Add your answer

Design an online bidding system

1 hour coding round test on coderpad. 2 questions asked. Questions were of easy and medium level.

Competitive Programming

Q1. Java Basics, and related framework basics in depth
Add your answer

Q1. Design Patterns and Design Principles
Ans. 
Design patterns and principles are essential for creating maintainable and scalable software.
• Design patterns are reusable solutions to common software problems.

• Design principles are guidelines for creating software that is easy to maintain and extend.

• Examples of design patterns include Singleton, Factory, and Observer.

• Examples of design principles include SOLID, DRY, and KISS.
Answered by AI
Add your answer

Q1. How you make yourself up to date with latest technologies
Ans. 
I stay up to date with the latest technologies by attending conferences, reading tech blogs, and participating in online forums.
• Attending conferences and tech events

• Reading tech blogs and articles

• Participating in online forums and communities

• Taking online courses and tutorials

• Experimenting with new technologies in personal projects
Answered by AI
Add your answer

Hacker rank coding round - string and array - medium to hard

Q1. DSA Round with a focus on strings and trees questions
Add your answer

Q1. UI coding round
Add your answer
Q2. Quesitons on JS, TS, Angular and React
Add your answer

Q1. System Design Round
Add your answer
Q2. HLD and LLD for Zomato (Food Delivery App)
Add your answer

Q1. Culture Fitment Round
Add your answer
Q2. General Techno Managerial Questions
Add your answer

Medium leetcode question on array list

Q1. Core java and collections, exceptions and threading
Add your answer
Q2. Core java collections
Add your answer
Q3. Multi threading
Add your answer
Q4. Executor framework
Add your answer

Q1. Threading related questions
Add your answer

Asked basic questions .... To check concept and logic

Q1. SQL query for------ deleting duplicate from table
Add your answer
Q2. SQL query for second highest salary
Ans. 
SQL query to find second highest salary
• Use ORDER BY and LIMIT to get the highest salary

• Use subquery to exclude the highest salary and get the second highest
Answered by AI
Add your answer

Q1. Basic information and documents verification
Add your answer

Q1. Roles and responsibilities and queries solving .
Add your answer