JavaScript - FrontEnd Interview Concepts

• OOP

• Design Patterns

• UI System Design

• Dom Traversal

• Javascript

  • Hositing
  • this bindings
  • Closures
  • Currying technique
  • Prototype Inheritance
  • call | apply | bind
  • Throttling & Debouncing
  • Callbacks
  • Promises
  • Ajax | JSON
  • Event Handling
  • Event Handling:
    • Event Loop
    • Event Delegation
    • Event Bubbling
    • Event Capturing
  • Polyfill
    • bind
    • apply
    • call
    • map
    • filter
    • reduce
    • foreach

• Data Structures

  • Arrays
  • Stacks & Queues
  • Linked Lists
  • Trees
  • Hash Tables

• Security

  • Same-Origin Policy
  • CORS (Cross-Origin Resource Sharing)
  • CSRF (Cross-site request forgery)
  • XSS (Cross-site scripting)