Q1. What is the test pyramid?
The test pyramid is a guideline for balancing automated tests by level. ```text /\ E2E (few, slow, brittle) / \ /----\ Integration (some) /------\ /--------\ Unit (many, ...
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 (8 available).
Active:
Tag: automation ×
Q2. What is the difference between continuous delivery and continuous deployment?
Both build on continuous integration, but they differ in what reaches production. - Continuous delivery: every change that passes automated tests is always in a deployabl...
Q3. How do you design a CI/CD pipeline?
Stages: 1. Trigger on push or pull request. 2. Build: compile, install dependencies, produce an immutable artefact (container image) tagged with the commit SHA. 3. Static...
Q4. How do you design a CI/CD pipeline for a microservices application?
Optimise for independent, fast, and safe delivery per service. - Per-service pipelines: each repository builds, tests, and deploys its own service, avoiding a monolith pi...
Q5. What is Infrastructure as Code and why does it matter?
IaC defines infrastructure (networks, servers, databases, DNS, IAM) in version-controlled declarative files, applied by a tool such as Terraform, Pulumi, CloudFormation o...
Q6. Walk me through how you would plan an email nurture campaign.
I start with the goal and the audience. A nurture campaign exists to move a defined segment from one belief or behaviour to the next, not to send email for its own sake. ...
Q7. How do you schedule recurring tasks with cron and what are common pitfalls?
cron runs commands on a schedule defined by five time fields: minute, hour, day of month, month and day of week. ```bash # m h dom mon dow command 30 2 * * * /usr/local/b...
Q8. How would you write a robust, idempotent automation script?
A production script should be safe to re-run, fail clearly and clean up after itself. ```bash #!/usr/bin/env bash set -euo pipefail workdir=$(mktemp -d) cleanup() { rm -r...