Master Kubernetes application development with hands-on practice for the CKAD exam. Covers all five domains with 352 flashcards and 100+ scenario-based questions.
Correct answer: The COPY . . layer, because it copies updated source code. This is one of 519 practice questions in the CKAD Certified Kubernetes Application Developer (CKAD) pack on ReadRoost.
The CKAD Certified Kubernetes Application Developer (CKAD) study pack on ReadRoost includes 519 practice questions and 352 flashcards, covering 4 exam domains including Application Deployment. Every question has a detailed explanation so you understand why each answer is right or wrong.
Yes. The CKAD Certified Kubernetes Application Developer (CKAD) pack is mapped to the latest official exam objectives and is maintained by the ReadRoost team. You get flashcards with spaced repetition, timed practice exams, and AI-powered explanations.
You need to create a container image for a Node.js application. Your Dockerfile has the following structure: FROM node:18 / WORKDIR /app / COPY package*.json ./ / RUN npm install / COPY . . / EXPOSE 3000 / CMD ["node", "server.js"]. When you build this image with 'docker build -t myapp:v1 .', which layer would be most frequently rebuilt during development?