Royal Bank Of Canada Software Developer Interview Questions and Answers

Aptitude test question for credit Agricole company

2 coding questions based on DSA.

Q1. Easy coding problem.
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Q2. Medium coding problem.
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Must contain some questions which will be considered as a qualifier test for next round .it will have some passout marks to get into a next round .

Q1. About skills and communication skills
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Q1. About introduction and some questions related to job
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Q1. Design a LLD of portfolio management system where you can add any stock to your portfolio sell any stock. calculate % return on your port folio. list your portfolio which is stocks with current prices and ...read more
Ans. 
Design a portfolio management system to add and sell stocks, calculate returns, and display current prices and returns.
• Create a class for the portfolio with methods to add and sell stocks

• Implement a method to calculate the percentage return on the portfolio

• Maintain a list of stocks in the portfolio with their current prices and returns

• Use arrays or lists to store the portfolio data

• Ensure proper error handling for inval
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Q2. Design a referal bonus system.
Ans. 
Design a referral bonus system.
• Define the criteria for a successful referral

• Determine the bonus amount or reward for successful referrals

• Create a tracking system to monitor referrals

• Establish a process for verifying and approving referrals

• Communicate the referral program to employees or users

• Implement a mechanism for distributing the referral bonus
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30 mins was good sr engirneer was good andpolite wentwell

Q1. 30mins awas good sr engineer who interviwed me was polite and this is not true at all
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Q2. Why do you think binary search is importnt, how maps are implemented
Ans. 
Binary search is important for efficient searching and sorting. Maps are implemented using hash tables.
• Binary search reduces the search space by half with each iteration, making it faster than linear search.

• Maps are implemented using hash tables which use a hash function to map keys to indices in an array.

• Hash tables provide constant time complexity for insertion, deletion, and retrieval of key-value pairs.

• Collision re...read more
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Q1. Types of garbage collectors
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Q1. Salary negotiation
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Aptitude test question for credit Agricole company