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Senior Systems Engineer Interview Questions

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2,600 senior systems engineer interview questions shared by candidates

What happens if we dont implement serialization? How to make HashMap preserve insertion order? Convert list to map using java 8? Transient keyword? How concurrent hashmap is threadsafe? Why we have all methods in object class why we dont have all thread related methods in Thread class ? Difference between java single ton and spring singleton?
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Senior Software Engineer - Systems

Interviewed at Mphasis

3.4★
Mar 24, 2021

What happens if we dont implement serialization? How to make HashMap preserve insertion order? Convert list to map using java 8? Transient keyword? How concurrent hashmap is threadsafe? Why we have all methods in object class why we dont have all thread related methods in Thread class ? Difference between java single ton and spring singleton?

Technical Interview questions - VPC level questions 1. What is the difference between public and private subnet. 2. Where you will deploy NAT gateway. 3. What is various ways you connect AWS resources to On premise. 4. Different type of Endpoints in AWS(Gteway and Interface) - Compute Questions 1. What is different type of autoscaling(e.g. Target tracking etc) 2. Default execution timeout for Lambda function 3. Can execution time be increased for Lambda. -IAM 1. What is the difference between customer managed policy and AWS managed policy 2. What is Inline policy 3. What are federated users. Terraform questions 1. What is terraform import command any use case 2. What is terraform provisioners Shell scripting 1. Write shell script to print 1 to 100 numbers
avatar

Senior Systems Engineer

Interviewed at EPAM Systems

4★
Aug 29, 2023

Technical Interview questions - VPC level questions 1. What is the difference between public and private subnet. 2. Where you will deploy NAT gateway. 3. What is various ways you connect AWS resources to On premise. 4. Different type of Endpoints in AWS(Gteway and Interface) - Compute Questions 1. What is different type of autoscaling(e.g. Target tracking etc) 2. Default execution timeout for Lambda function 3. Can execution time be increased for Lambda. -IAM 1. What is the difference between customer managed policy and AWS managed policy 2. What is Inline policy 3. What are federated users. Terraform questions 1. What is terraform import command any use case 2. What is terraform provisioners Shell scripting 1. Write shell script to print 1 to 100 numbers

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