Frontend System Design
/Advanced
Call Stack
Definition
The Call Stack is a LIFO (Last In, First Out) data structure used to store execution contexts created during code execution. When a function executes, it is pushed onto the stack. When it returns, it is popped off.
Explain Like I'm New
The Call Stack is a stack of plates. You put plates (functions) on top of each other. You must take the top plate off before you can reach the bottom one.
Interview Questions
basic
- Can you explain the basic concept of Call Stack?
- Why is Call Stack important in frontend system design?
intermediate
- How does Call Stack impact perceived performance and user experience?
- Describe a scenario where you had to debug an issue related to Call Stack.
advanced
- In a highly scaled enterprise system, how do you optimize Call Stack?
- What are the security implications of Call Stack?
trick
- Can Call Stack be entirely bypassed or disabled? What happens if it is?