Barclays Interview Experience by Akash Tripathi | Java Developer Jan 2022 (Exp. 0-2 Years)

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Barclays interview experience Real time questions & tips from candidates to crack your interview

Java Developer

Barclays

3 rounds | 5 Coding problems

Akash Tripathi

Experienced | Jan 2022

Selected

Interview preparation journey

Preparation

Duration: 3 Months

Topics: Data Structures and Algorithms, Core Java, Spring Boot, Angular 9, DBMS

Tip

Tip 1 : Prepare about your college projects and company projects as well if you have been in the industry.
Tip 2 : Expect OOPS questions, and get a clear understanding of Java 8 features. Also, get your basics clear on DSA
Tip 3 : Good behavioral questions can be expected in the managerial round, where they evaluate the RISES principles which Barclays follows.

Application process

Where: Naukri

Eligibility: No criteria as such

Resume tip

Tip 1 : Have a clean resume highlighting your key skills, aligning with the role you are applying.
Tip 2 : Don't put a single false word in the resume, because there is a strict background check.

Interview rounds

Round

Medium

Online Coding Interview

Duration90 Minutes

Interview date23 Jan 2022

Problems2

Contained 30 MCQs from the topics Java, Python, DBMS, and OS, and 2 Coding Questions

1. All prime numbers

Given an integer N, print all the prime numbers that lie in the range 2 to N (both inclusive).

Print the prime numbers in different lines.

Problem approach

1. Created a method that checks if the number is prime or not.
2. Ran a loop from 0 to X, and checked for each number, if it is prime added to the sum
3. Returned the answer as a sum

Try solving now

2. Boundary Traversal

You are given a binary tree having 'n' nodes.

The boundary nodes of a binary tree include the nodes from the left and right boundaries and the leaf nod...

Problem approach

1. Print left boundary
2. Print leaf nodes
3. Print right boundary in the reverse order

Try solving now

Round

Medium

Video Call

Duration60 Minutes

Interview date25 Jan 2022

Problems2

Questions on DSA
Questions on Java 8 features
OOPS Concepts
DBMS Questions
Questions related to College projects and previous company projects

1. N Queens

You are given an integer 'N'. For a given 'N' x 'N' chessboard, find a way to place 'N' queens such that no queen can attack any other queen on the chessboard.

Problem approach

Initially told the basic approach using recursion and then moved to backtracking to optimize the solution.

Try solving now

2. Merge Sort

Given a sequence of numbers ‘ARR’. Your task is to return a sorted sequence of ‘ARR’ in non-descending order with help of the merge sort algorithm.

Example :

Problem approach

Explained the working of merge sort using an example and dry run the code. Made tree diagrams to make it more clear

Try solving now

Round

Medium

HR Round

Duration60 Minutes

Interview date25 Mar 2022

Problems1

Asked questions related to DBMS, AWS, my work in the previous company, my personal projects, and good behavioral questions

1. HR Questions

Problem approach

Tip 1 : Get to know about Barclays before attending interviews and their RISES principles
Tip 2 : Be ready to answer behavioral questions.
Tip 3 : Act Confident

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