Java Execution Quiz

What is the core runtime environment that executes Java programs?

• JIT Compiler

• JVM

• Garbage Collection

• Bytecode

Which feature allows Java to be 'write once, run anywhere'?

• Threads and Concurrency

• Security Features

• Platform Independence

• Memory Management

What is the purpose of the JIT compiler in Java?

• Translate bytecode to native machine instructions

• Handle thread synchronization

• Optimize runtime performance

• Manage memory allocation

What is the key feature of Java's memory management?

• Manual memory allocation

• Automatic garbage collection

• High CPU usage

• Memory leaks prevention

What is the automated memory management process in Java called?

• Garbage Collection

• Memory Optimization

• Memory Leaks

• Memory Allocation

What is crucial to avoid race conditions and ensure data integrity in Java?

• Deadlock Prevention

• Thread Creation

• Exception Handling

• Thread Synchronization

What does Java's exception handling mechanism allow you to do?

• Avoid runtime errors

• Optimize code execution

• Handle runtime errors gracefully

• Prevent memory leaks

What is the purpose of profiling tools in Java performance optimization?

• Identify performance bottlenecks

• Implement low-level optimizations

• Tune the JVM

• Optimize multi-threaded code

What is a critical aspect of Java development related to security?

• Memory Management

• Concurrency Optimization

• Code Optimization

• Secure Coding

What is essential to mitigate common vulnerabilities in Java applications?

• Cryptography

• Vulnerability Management

• Memory Allocation

• Access Control