HashedIn by Deloitte Interview Questions, Process, and Tips

3 coding question 1 easy 2 med, 1 hard have to do in 90 mins

Q1. Asked about benefits of linked list, tree, graph
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Q2. Questions on SQL
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1 hour.
Technical questions on AWS, Python Pseudocode, Docker, Kubernetes, Linux commands and git commands.

Q1. Aws services and how to create and launch EC2 instances
Ans. 
AWS services include EC2 for virtual servers. To create and launch EC2 instances, use the AWS Management Console, CLI, or SDK.
• Access the AWS Management Console and navigate to the EC2 dashboard

• Click on 'Launch Instance' to choose an Amazon Machine Image (AMI), instance type, and configure instance details

• Review and launch the instance, selecting key pair for SSH access

• Use AWS CLI or SDK to create and launch EC2 instanc
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Q2. Git and Linux commands
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Q3. Docker related concepts
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Q1. In depth about my projects and previous internship and its project
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Q2. In depth of AWS cloud , VPC, Advance Git and Linux commands
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There were 3 coding questions of moderate difficulty.

Q1. Code transpose of matrix
Ans. 
Transpose a matrix by swapping rows with columns
• Iterate through each row and column and swap the elements

• Create a new matrix with swapped rows and columns

• Ensure the new matrix has the correct dimensions
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Q2. Implement swap method.
Ans. 
Implement a swap method for two variables.
• Create a temporary variable to store the value of one variable.

• Assign the value of the second variable to the first variable.

• Assign the value of the temporary variable to the second variable.
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Q1. Depth of a binary tree
Ans. 
The depth of a binary tree is the number of edges on the longest path from the root node to a leaf node.
• Depth of a binary tree can be calculated recursively by finding the maximum depth of the left and right subtrees and adding 1.

• The depth of a binary tree with only one node (the root) is 0.

• Example: For a binary tree with root node A, left child B, and right child C, the depth would be 1.
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Q2. Middle of linked list.
Ans. 
To find the middle element of a linked list, use two pointers - one moving at double the speed of the other.
• Use two pointers - slow and fast, with fast moving at double the speed of slow.

• When fast reaches the end of the list, slow will be at the middle element.
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Q3. Design book my show
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Q1. Why do you want to join hashedin.
Ans. 
I want to join Hashedin because of its reputation for innovative projects and collaborative work environment.
• Reputation for innovative projects

• Collaborative work environment

• Opportunities for growth and learning
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Q2. Challenges faced in my previous internship.
Ans. 
Managing tight deadlines and learning new technologies were the main challenges faced in my previous internship.
• Meeting tight project deadlines

• Adapting to new technologies quickly

• Working in a fast-paced environment

• Collaborating with team members effectively
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Q1. C++ related questions
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Q1. Sql related questions qnd c++
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Q1. What r u expected salary
Ans. 
My expected salary is based on my experience, skills, and the market rate for software engineers.
• Consider my years of experience in software development.

• Take into account my specialized skills or certifications.

• Research the current market rate for software engineers in this location.

• Factor in any additional benefits or perks offered by the company.

• Be open to negotiation based on the overall compensation package.
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