Dhan Bank Interview Questions and Answers

Finding smallest of 4 numbers without using >.< and min function in Java.

• Initialize a variable with the first number

• Compare it with the remaining numbers using if-else statements

• If a smaller number is found, update the variable

• Repeat until all numbers are compared

• The final value of the variable will be the smallest number

Code for palindrome checking

• Convert the input to lowercase to ignore case sensitivity

• Use two pointers, one at the start and one at the end of the string

• Compare the characters at both pointers and move them towards each other

• If all characters match, it's a palindrome

Javascript code to display 'Hello World!' on the webpage

• Create a new HTML file

• Add a script tag with 'type' attribute set to 'text/javascript'

• Inside the script tag, use document.write() to display 'Hello World!'

Swap two numbers without using a temporary variable.

• Use addition and subtraction to swap the values

• Use XOR operator to swap the values

• Use multiplication and division to swap the values

To add 2 tables, we need to use a join operation on a common column.

• Identify the common column between the tables

• Choose the appropriate join type (inner, outer, left, right)

• Write the SQL query to join the tables

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column

Union combines and removes duplicates, Union All combines all rows including duplicates.

• Union is used to combine the result sets of two or more SELECT statements and remove duplicates.

• Union All is used to combine the result sets of two or more SELECT statements and includes all rows, including duplicates.

• Union is slower than Union All as it has to remove duplicates.

• Union requires the same number of columns in all SELEC...read more

Being assigned a project with unrealistic deadlines and minimal guidance

• Received a project with tight deadlines and unclear requirements

• Struggled to meet the deadlines due to lack of guidance and support

• Had to work long hours and weekends to try to complete the project

• Learned the importance of clear communication and setting realistic expectations

DB is a crucial component for storing and managing data in various applications.

• DB stands for Database and is used to store and manage data in various applications.

• It allows for efficient data retrieval and manipulation.

• There are various types of databases such as relational, NoSQL, and graph databases.

• Examples of popular DBMS include MySQL, Oracle, MongoDB, and Neo4j.

Yes, an algorithm I designed at Microsoft can be applied to a problem in the stock market domain.

• I designed an algorithm at Microsoft that can be used in the stock market domain

• The algorithm can be applied to solve a specific problem in the stock market

• The work I did at Microsoft has potential applications in the financial industry

Answering a question about estimating quant score and overall score in finance.

• I estimate my quant score to be X based on my preparation and practice.

• Adding my quant score to the avg finance score may or may not result in the highest overall score, as it depends on the scores of other candidates.

• However, I am confident in my abilities and believe that I can perform well in both areas.

• I am open to discussing my preparat...read more

Tower Research does not align with my career goals and interests.

• I am looking for a company that aligns with my values and interests

• I have researched Tower Research and do not feel it is the right fit for me

• I am seeking a company with a strong focus on innovation and collaboration

• Tower Research may be a great fit for others, but it is not the right fit for me

I am comfortable with rotational shifts and have no problem adjusting my schedule accordingly.

• I am flexible with my working hours and can easily adapt to different shifts.

• I understand the importance of teamwork and am willing to work whenever needed.

• I have previous experience working in rotational shifts and have successfully managed my time and workload.

• I prioritize my work-life balance and am committed to fulfilling ...read more

ATM transaction involves multiple background processes including authentication, authorization, and communication with bank servers.

• Customer inserts card and enters PIN

• ATM authenticates the card and PIN

• ATM requests authorization from bank server

• Bank server verifies account balance and approves or denies transaction

• ATM dispenses cash or completes other requested transaction

• ATM updates account balance and sends transacti

Cut cake into 8 pieces using knife 3 times only.

• First, cut the cake horizontally into two equal halves.

• Then, cut the cake vertically into four equal pieces.

• Finally, cut the cake horizontally again into eight equal pieces.

• Make sure to use the knife efficiently to minimize the number of cuts.

• Practice visualization before making the cuts to avoid mistakes.

The one bird was already dead.

• The bird was already dead before the shot was fired.

• The bird was injured and unable to fly away with the rest of the birds.

• The bird was a decoy bird used for hunting purposes.

• The bird was a trained bird used for falconry.

Developed a web-based attendance management system and a mobile app for event management.

• Created a database schema and implemented CRUD operations using PHP and MySQL.

• Designed the user interface using HTML, CSS, and JavaScript.

• Integrated Google Maps API for location tracking in the mobile app.

• Implemented push notifications using Firebase Cloud Messaging.

• Collaborated with a team of four to complete the projects within t

I am a dedicated and detail-oriented analyst with a strong background in data analysis and problem-solving.

• I have a Bachelor's degree in Statistics from XYZ University.

• I have 3 years of experience working as a data analyst at ABC Company.

• I am proficient in using statistical software such as R and Python for data analysis.

• I have a proven track record of delivering actionable insights to drive business decisions.

• I am a t...read more

The end purpose of my life is to make a positive impact on others and leave a lasting legacy.

• To contribute to the betterment of society

• To leave a positive impact on the people around me

• To achieve personal fulfillment and happiness

• To leave a lasting legacy for future generations

I can help RBS grow by leveraging my analytical skills and expertise to identify opportunities for improvement and develop strategies for expansion.

• Conducting thorough market research to identify potential growth areas

• Analyzing financial data to identify cost-saving opportunities

• Developing and implementing strategies to attract new customers and retain existing ones

• Identifying and mitigating risks that may hinder growt...read more

I have the skills, experience, and passion to excel in this role.

• I have a strong background in data analysis and have successfully completed numerous projects in the past.

• I am proficient in various analytical tools and techniques, allowing me to provide valuable insights and recommendations.

• I am a quick learner and adaptable, able to quickly grasp new concepts and technologies.

• I am highly motivated and dedicated to del...read more