Top 75+ Tricky Java Interview Questions Difference between submit() vs execute() in ExecutorService
🔍 submit() vs execute() in ExecutorService | Java Multithreading & Concurrency Interview Question
In this video, we explain one of the most commonly asked Java concurrency interview questions:
“What is the difference between submit() and execute() in ExecutorService?”
We’ll break down how both methods work, when to use them, and why understanding this difference is critical for writing robust multithreaded applications.
🧠 What You’ll Learn:
The purpose of ExecutorService in Java concurrency
Key differences between submit() and execute()
Why execute() is used for Runnable tasks without results
Why submit() can return a Future and handle exceptions
Practical use cases for submit() vs execute()
Common Java interview questions and answers on this topic
💡 Why This Is Important for Java Developers:
ExecutorService is the backbone of modern multithreaded apps
Knowing when to use submit() or execute() prevents subtle bugs
Frequently asked in Java concurrency and multithreading interviews
Strengthens your knowledge of task execution and thread pools
👨💻 Who Should Watch This Video:
Developers preparing for Java multithreading and concurrency interviews
Students learning ExecutorService, Runnable, Callable, and Future
Engineers working on scalable, asynchronous Java applications
Anyone confused about submit() vs execute()
📺 Watch This If You Want To:
Confidently answer “What’s the difference between submit() and execute()?”
Understand real-world use cases for both methods
Learn how Future helps capture task results or exceptions
Improve your Java concurrency and thread pool knowledge
📌 Subscribe for more Java concurrency tutorials, ExecutorService deep dives, and interview prep.
💬 Have you used submit() when execute() was enough? Or vice versa? Share your experience!
🔔 Turn on notifications so you never miss new Java content.
👍 Like | 💬 Comment | 🔔 Subscribe | 🔁 Share
#Java #ExecutorService #Multithreading #Concurrency #JavaInterviewQuestions #Future #Callable #Runnable #CoreJava #TechInterviews