Java Concurrency

Question 1

Why multithreading?

Answer 1

1. better CPU utilization
2. makes application responsive
3. fairness for all the users

Question 2

Multithreading vs. Multitasking

Answer 2

Multitasking: concurrent execution of multiple process by CPU

Multithreading: concurrent execution of multiple threads of a process by CPU

Question 3

challenges of Multithreading?

Answer 3

Different Threads works on shared Heap memory. So accessing and updating same memory can lead to race conditions and data update inconsitencies if not handled correctly.