Interview Question of W Company

Video Interview

• Overload vs Overwrite
• Lunch mode
• Why use volatile?
• What's dependency injection? how do you implement in this assessment?
• Do you use Dagger2?
• Do you use Unit Test?
• What's RateLimiter? (assessment code)
• Why use Database? (assessment code)
• What's the difference between Room and SQLiteOpenHelper?
• Do you know permission in Android?
• Do you know Broadcast?
• If don't use this Architecture, how do you implement this assessment?

Phone Interview

• What Service methods should be overwrite?
• What's Handler?
• What's the difference of Service and IntentService?
• AsyncTask?