@leonov

What is container orchestration? Give examples.

Explain the need for container orchestration and popular tools like Kubernetes.

• Staff

Describe the stages of the software development life cycle (SDLC)

Explain the typical phases of SDLC and their importance.

What is cross-site scripting (XSS)? How to prevent it?

Explain XSS vulnerability and methods to prevent it in web applications.

What is a distributed lock?

Explain the concept of a distributed lock and why it's needed in distributed systems.

How does HTTPS work?

Explain the process of establishing a secure connection using HTTPS. What is the role of SSL/TLS certificates?

• HTTP
• Meta (Facebook)
• Senior

Explain the concept of eventual consistency in distributed systems

What is eventual consistency? Discuss its implications and common use cases.

What is a message queue?

Describe what a message queue is and how it is used in distributed systems. Give examples of message queue technologies.

• Message Queues
• Amazon
• Senior

What is SQL Injection?

Explain SQL Injection vulnerability and how to prevent it. Provide examples of vulnerable and secure code.

• SQL
• Microsoft
• Middle

Explain the differences between process and thread

Differentiate between a process and a thread in an operating system context. When would you use threads?

• Operating Systems
• Netflix
• Middle

What is the purpose of a load balancer?

Explain the role of a load balancer in a distributed system. Describe different load balancing algorithms.

• Microsoft
• Middle