How does Garbage Collection prevent a Java application from going out of memory? Technology Community › Category: Java › How does Garbage Collection prevent a Java application from going out of memory? 0 Vote Up Vote Down VietMX Staff asked 4 years ago It doesn’t! Garbage Collection simply cleans up unused memory when an object goes out of scope and is no longer needed. However an application could create a huge number of large objects that causes an OutOfMemoryError.