Prerequisites

• Basic understanding of cloud computing concepts
• Knowledge of networking fundamentals (IP, DNS, ports)
• Familiarity with Linux/Windows command line
• Understanding of basic system administration
• Experience with at least one programming language

Sample Interview Questions

1. What is EC2 and how does it work?
2. Explain the difference between S3 and EBS storage
3. What is IAM and why is it important?
4. How does Auto Scaling work in AWS?
5. What are security groups and network ACLs?
6. Explain VPC and its components
7. What is RDS and when would you use it?
8. How do you ensure high availability in AWS?

Prerequisites

• Fundamental understanding of cloud computing
• Knowledge of Windows Server and Active Directory
• Basic networking and security concepts
• Experience with Microsoft technologies
• Understanding of virtualization concepts

Sample Interview Questions

1. What are the main Azure services?
2. Explain Azure Virtual Machines and App Services
3. What is Azure AD and how does it work?
4. Difference between Azure SQL Database and SQL Server on VM
5. How do you implement disaster recovery in Azure?
6. Explain Azure Load Balancer vs Application Gateway
7. What is Azure DevOps?
8. How do you ensure security in Azure?

Prerequisites

• Understanding of distributed systems
• Knowledge of cloud infrastructure concepts
• Experience with Linux systems
• Basic understanding of data analytics
• Familiarity with APIs and REST services

Sample Interview Questions

1. What are the main GCP services?
2. Explain Compute Engine vs App Engine vs Cloud Run
3. What is Cloud Storage and its storage classes?
4. How does BigQuery work for data analytics?
5. Explain Cloud SQL and Cloud Spanner
6. What is Kubernetes Engine (GKE)?
7. How do you implement security in GCP?
8. What are Cloud Functions and their use cases?

Prerequisites

• Strong understanding of Linux/Unix systems
• Knowledge of shell scripting and basic programming
• Familiarity with version control (Git)
• Understanding of software development lifecycle
• Basic networking and security concepts

Sample Interview Questions

1. What is CI/CD and its benefits?
2. Difference between Docker and Virtual Machines
3. Explain Kubernetes architecture and components
4. What is Jenkins Pipeline?
5. How do you implement infrastructure as code?
6. Explain containerization and its advantages
7. What is monitoring and logging in DevOps?
8. How do you implement security in DevOps (DevSecOps)?

Prerequisites

• Basic programming fundamentals
• Understanding of data types and variables
• Logic and problem-solving skills
• Familiarity with command line basics
• Understanding of algorithms and data structures

Sample Interview Questions

1. What is the difference between List and Tuple?
2. Explain OOP concepts (Inheritance, Polymorphism, Encapsulation)
3. What are Decorators and how do they work?
4. Explain Lambda Functions and when to use them
5. What is GIL (Global Interpreter Lock)?
6. Difference between *args and **kwargs
7. Explain list comprehension with examples
8. What are generators and iterators?

Prerequisites

• Understanding of database concepts
• Knowledge of tables, rows, and columns
• Basic understanding of data types
• Familiarity with relational database theory
• Logical thinking and problem-solving skills

Sample Interview Questions

1. What are INNER, LEFT, RIGHT, and FULL JOINs?
2. Explain normalization and its forms (1NF, 2NF, 3NF)
3. What are indexes and why are they important?
4. Difference between WHERE and HAVING clause
5. What are stored procedures and triggers?
6. Explain transactions and ACID properties
7. What are window functions and their use cases?
8. How do you optimize SQL queries?

Prerequisites

• Understanding of data analytics concepts
• Basic knowledge of Excel
• Familiarity with database fundamentals
• Understanding of business metrics and KPIs
• Knowledge of data visualization principles

Sample Interview Questions

1. What is Power BI and its components?
2. Difference between Power BI Desktop, Service, and Mobile
3. What is DAX and when do you use it?
4. Explain the difference between measures and calculated columns
5. What are relationships in Power BI?
6. How do you create dashboards and reports?
7. What is Power Query and its uses?
8. How do you implement row-level security (RLS)?

Prerequisites

• Basic understanding of healthcare terminology
• Knowledge of anatomy and medical procedures
• Attention to detail and accuracy
• Understanding of healthcare billing processes
• Knowledge of HIPAA compliance basics

Sample Interview Questions

1. What is ICD-10 and its coding structure?
2. Explain CPT codes and their categories
3. What is HCPCS and when is it used?
4. Difference between inpatient and outpatient coding
5. What is medical necessity in coding?
6. Explain claim submission and denial management
7. What are compliance requirements in medical coding?
8. How do you handle coding for multiple diagnoses?