Answer
ExecutorService manages thread pools.
Reduces overhead of thread creation.
Supports scheduled and concurrent task execution.
Reduces overhead of thread creation.
Supports scheduled and concurrent task execution.
Quick Answer
Java thread pools (ExecutorService) reuse threads for multiple tasks. ThreadPoolExecutor core params: corePoolSize (always kept alive), maximumPoolSize (max threads), keepAliveTime (idle thread timeout), and BlockingQueue (task queue). When queue is full and max threads reached, RejectedExecutionHandler kicks in. Use Executors factory for common configurations, ThreadPoolExecutor for custom.
S
SugharaIQ Editorial Team
Verified Answer
This answer has been peer-reviewed by industry experts holding senior engineering roles to ensure technical accuracy and relevance for modern interview standards.
Want to bookmark, take notes, or join discussions?
Sign in to access all features and personalize your learning experience.
Source: SugharaIQ