Dell Principal Software Engineer Interview Questions, Process, and Tips

Q1. Binary Tree Inorder traversal
Ans. 
Inorder traversal of a binary tree visits nodes in the order of left, root, right.
• Start at the root node

• Recursively traverse the left subtree

• Visit the current node

• Recursively traverse the right subtree

• Repeat until all nodes are visited
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Q2. Sum of two distinct numbers
Ans. 
To find the sum of two distinct numbers, simply add the two numbers together.
• Add the two distinct numbers together to get the sum.

• Make sure the numbers are different from each other to ensure they are distinct.

• For example, the sum of 3 and 5 is 8.
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Q1. How application CICD works?
Ans. 
CICD stands for Continuous Integration/Continuous Deployment, a process that automates the building, testing, and deployment of applications.
• CICD involves automating the process of integrating code changes, testing them, and deploying them to production.

• It typically includes stages like code commit, build, test, and deployment.

• Tools like Jenkins, GitLab CI/CD, and CircleCI are commonly used for CICD pipelines.

• CICD help...read more
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Problem solving and Scripting for string concatenation

Q1. How do you handle critical application incident?
Ans. 
I handle critical application incidents by following a structured incident response process.
• Quickly assess the severity and impact of the incident

• Notify relevant stakeholders and form an incident response team

• Identify the root cause of the issue and implement a temporary fix if needed

• Communicate updates and progress to stakeholders regularly

• Conduct a post-incident review to learn from the incident and prevent future oc
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Q1. What are your salary expectation ?
Ans. 
I am looking for a competitive salary based on my experience, skills, and the responsibilities of the role.
• Research industry standards for Principal Software Engineer salaries

• Consider my years of experience and expertise in the field

• Factor in the cost of living in the location of the job

• Negotiate based on additional benefits such as bonuses, stock options, or remote work opportunities
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Q1. Basic javascript and framework related questions
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Q1. Deep structural based questions / architecture level questions
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Q1. Regarding the last experience
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Q1. Java, Rest api, spring questions. Focussing on logic
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Q2. Db questions for joints
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Q1. Java, design questions and write some code for array, list etc
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Q1. Salary expectation, why would you join etc
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