1. HashMap 2. Iterator 3. ArrayList 4. String 5. Immutable Class 6. Pattern Question 7. String -> LowerCase to UpperCase and visaVersa
Junior Developer Interview Questions
13,730 junior developer interview questions shared by candidates
what is primary key in java
They ask me about stack and array.
We have a web application where users can upload multiple files simultaneously. Sometimes users accidentally click the upload button multiple times, causing duplicate API calls. How would you prevent this without disabling the button completely, and what are the potential issues you might face with your solution? Then they asked me to actually code a solution and explain my thought process. They were more interested in how I approached the problem - considering user experience, edge cases, and potential race conditions - rather than just writing code. Made me think about real scenarios developers actually face instead of just algorithmic puzzles.
oop question about object that need ability of two class.
describe encapsulation and their real world example
String manipulation
Parlami della programmazione ad oggetti.
How do you feel about working around bank systems?
What do you like to do on your spare time?
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