Happiest Minds Technologies Cloud Infrastructure Engineer Interview Questions and Answers

Q1. Explain Docker File?
Ans. 
Dockerfile is a text document that contains all the commands a user could call on the command line to assemble an image.
• Dockerfile is used to build Docker images by specifying a series of instructions.

• Each instruction in a Dockerfile creates a layer in the image.

• Common instructions include FROM, RUN, COPY, CMD, and ENTRYPOINT.

• Example: FROM ubuntu:latest, RUN apt-get update, COPY . /app, CMD ["python", "app.py"]
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Q2. Explain all the contents of a Docker file.
Ans. 
A Docker file contains instructions to build a Docker image.
• Specifies the base image

• Sets environment variables

• Installs dependencies

• Copies files into the image

• Defines commands to run when the container starts
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Aptitude test had all the quants topics

Q1. They asked about my projects done
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Q1. Asked about personal details
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Q1. About previous experience
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Q2. Explain your relevant experience
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