BCForward Devops Engineer Interview Questions and Answers

Q1. MCQ's on Networking,OS and basic programming
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Q1. Questions related to networking
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Q1. Question related to OS
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Q1. Some behavioral questions
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A coding link is provided which has DSA related problems. Graph based problems are given

Q1. Scenario based questions were asked
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Q1. What happens when you search "google.com"?
Ans. 
When you search 'google.com', it will redirect you to the Google homepage.
• Typing 'google.com' in the browser's address bar will take you to the Google search engine homepage.

• You can also directly search for 'google.com' in the Google search bar to access the Google homepage.

• Google.com is the domain name for the Google search engine.

• Google.com may also redirect to localized versions of Google based on the user's locatio
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Q2. Traceroute in Linux
Ans. 
traceroute is a command-line tool used to trace the route that packets take from your computer to a destination server.
• traceroute command is used to track the path that packets take to reach a destination server

• It shows the IP addresses of the routers that the packets pass through

• It also displays the round-trip time for each hop

• Example: traceroute google.com
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Q1. Had like 5 more rounds all around leadership principles. Also multiple Linux questions.
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Jenkins, python, docker kubernates, automation

Q1. Jenkins, automation, docker
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Q1. Infrastructure, docker, Kubernetes, cicd, AWS, solutions architecture questions and leadership principle questions
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Q1. What is ACID in DBs ?
Ans. 
ACID stands for Atomicity, Consistency, Isolation, and Durability in databases.
• Atomicity ensures that all operations in a transaction are completed successfully or none at all.

• Consistency ensures that the database remains in a consistent state before and after the transaction.

• Isolation ensures that multiple transactions can be executed concurrently without affecting each other.

• Durability ensures that once a transaction...read more
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Q2. What is the difference in checked and unchecked exceptions ?
Ans. 
Checked exceptions are checked at compile time while unchecked exceptions are not checked at compile time.
• Checked exceptions are subclasses of Exception class except RuntimeException and its subclasses.

• Unchecked exceptions are subclasses of RuntimeException and Error classes.

• Checked exceptions must be caught or declared in the method signature using 'throws' keyword.

• Unchecked exceptions do not need to be caught or decl...read more
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Q3. Find the min difference between any two integers of 2 sorted list
Ans. 
To find the minimum difference between any two integers of 2 sorted lists, iterate through both lists simultaneously and keep track of the minimum difference.
• Iterate through both sorted lists simultaneously

• Keep track of the minimum difference found so far

• Update the minimum difference if a smaller difference is found
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Q1. What is AI ?
Ans. 
AI stands for Artificial Intelligence, which is the simulation of human intelligence processes by machines, especially computer systems.
• AI involves the development of algorithms that can perform tasks that typically require human intelligence.

• Examples of AI include speech recognition, image recognition, natural language processing, and autonomous vehicles.

• AI can be categorized into narrow AI (focused on a specific task...read more
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Q2. Tell me about machine learning
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Machine learning is a branch of artificial intelligence that involves developing algorithms and models that can learn from and make predictions or decisions based on data.
• Machine learning uses algorithms to analyze data, learn from it, and make predictions or decisions.

• It is used in various fields such as healthcare, finance, marketing, and more.

• Examples of machine learning applications include recommendation systems, ...read more
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Q1. Tell me about ur experience
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Q2. The Hr prepared me for the phone interview which the questions will revolved round Linux, Leadership principle and scripting
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