Latest Questions 209 total
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16Describe a time when your code failed in production. What did you learn?
I am preparing for software engineering interviews and came across this behavioral question. I understand that interviewers want to assess p...
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17How would you design a highly available web application using AWS services?
I am preparing for AWS interviews and would like to understand how to design a highly available, scalable, and fault-tolerant web applicatio...
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18Your application becomes slow during peak hours. Which AWS services can automatically handle increased traffic?
I am preparing for AWS interviews and came across this real-world scenario. Suppose a web application performs well under normal conditions ...
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19How would you securely store database passwords or API keys in AWS?
I am preparing for AWS interviews and want to understand the best practices for securely storing sensitive information such as database pass...
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20When would you choose Amazon S3 instead of Amazon EBS?
I am learning AWS storage services and would like to understand when Amazon S3 is a better choice than Amazon EBS. I know both are used for ...
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21Your EC2 instance is running, but you cannot connect to it using SSH. What steps would you take to troubleshoot the issue?
I am preparing for AWS and cloud engineering interviews and came across this troubleshooting scenario. Suppose an Amazon EC2 instance is in ...
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22A user accidentally deletes a file from Amazon S3. How can you recover it?
I'm preparing for AWS interviews and encountered this real-world scenario. Suppose a user accidentally deletes an important file from an Ama...
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23A user accidentally deletes a file from Amazon S3. How can you recover it?
I am preparing for AWS interviews and came across a scenario where a user accidentally deletes an important file from an Amazon S3 bucket. I...
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24You need to host a React frontend and a Node.js backend. How would you deploy them on AWS?
I am preparing for AWS and full-stack developer interviews and would like to understand the best way to deploy a React frontend and a Node.j...
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25Your website suddenly receives 10x more traffic. Which AWS services would you use to keep it running?
I am preparing for AWS and cloud computing interviews and came across this scenario-based question. Suppose a web application suddenly exper...
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26What is Amazon S3, and how does it differ from Amazon EBS?
I am confused about the difference between Amazon S3 and Amazon EBS. What are their primary use cases, storage types, and performance charac...
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27What is Amazon EC2, and when should it be used?
I am learning Amazon Web Services (AWS) and would like to understand Amazon EC2. What is EC2, how does it work, and in what situations shoul...
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28What are Embeddings, and why are they required in LangChain?
I often hear about embeddings when working with LangChain and vector databases. What exactly are embeddings, how are they generated, and why...
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29What are Agents, and how do they differ from Chains in LangChain?
I am confused about the difference between Chains and Agents in LangChain. When should I use an Agent instead of a Chain? Please explain wit...
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30How does Retrieval-Augmented Generation (RAG) work in LangChain?
I have heard that RAG improves AI responses by retrieving information from external sources. How does RAG work in LangChain, and what are th...
