adp concurrency new

Do concurrency threads interact with each other?

They may interact with each other however they have an implied relationship between them

Why are threads preferred over processes for concurrency?

Because threads share the same memory space, making it easier to access shared variables

What does the synchronized keyword prevent in concurrency

It helps prevent race conditions and memory inconsistency errors by ensuring mutual exclusion

Thread A holds Resource 1 and waits for Resource 2, while Thread B holds Resource 2 and waits for Resource 1 - What is this deadlock example called?

Circular wait

How can race conditions cause data corruption?

If multiple threads modify the same resource at a time values can get overwritten

How can race conditions lead to system instability?

Can cause a program to crash or behave unpredictably

How do you prevent memory consistency errors?

By using the synchronised keyword or marking shared variables as volatile

How does the OS schedule threads?

It schedules threads independently causing some to operate on outdated data

What is mutual exclusion?

When one thread can only access a shared resource at a time