Q1. What is a Kubernetes Pod?
A Pod is the smallest deployable unit in Kubernetes. It represents one or more containers that run together on the same node and share a network namespace, IP address, an...
Technical Question Bank · Peer-Reviewed
Job Interview Questions and Answers Directory
Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (4 available).
Active:
Tag: containers ×
Q2. What is the difference between a Docker image and a container?
An image is a read-only template; a container is a running instance of that image. - Image: built from a Dockerfile, composed of immutable layers, and stored in a registr...
Q3. What is the difference between a container and a virtual machine?
A VM virtualises hardware: each VM runs a full guest OS on a hypervisor, so it is heavy (GBs) and slow to boot (minutes) but strongly isolated. A container virtualises th...
Q4. How do you troubleshoot a container that exits immediately?
A container stops when its main process exits, so first find out why the process ended. 1. Inspect the exit code and state. ```bash docker ps -a docker inspect --format '...