Search Interview Questions |  More than 3000 questions in repository. There are more than 900 unanswered questions. Click here and help us by providing the answer. Have a video suggestion. Click Correct / Improve and please let us know. |
|
|||
|
| ||||
| Core Java - Interview Questions and Answers for 'Weak reference' - 2 question(s) found - Order By Newest | ||||
| ||||
| Ans. Garbage Collector wont remove a strong reference. A soft reference will only get removed if memory is low. A weak reference will get removed on the next garbage collection cycle. A phantom reference will be finalized but the memory will not be reclaimed. Can be useful when you want to be notified that an object is about to be collected. | ||||
| Help us improve. Please let us know the company, where you were asked this question : | ||||
 Discuss Correct / Improve  java memory management jvm garbage collections references strong reference soft reference weak reference phantom reference architecture  Asked in 2 Companies | ||||
 Related Questions | ||||
 Why Char array is preferred over String for storing password? | ||||
| Does garbage collection guarantee that a program will not run out of memory? | ||||
| Describe, in general, how java's garbage collector works ? | ||||
| Let's suppose we have an to destroy objects, Design a program to implement garbage collection ? | ||||
| Should we override finalize method ? | ||||
| Can we call the garbage collector explicitly ? | ||||
| What does String intern() method do? | ||||
| Which type of memory is cleaned / recovered by garbage collection - stack or heap ? | ||||
| Java doesn't provide exclusive access to memory like C/C++ and other lower level languages ? What are the advantanges and disadvantages ? | ||||
| ||||
| Ans. A weak reference is a reference that gets removed on the next garbage collection cycle. | ||||
| Help us improve. Please let us know the company, where you were asked this question : | ||||
Discuss Correct / Improve weak reference garbage collection Asked in 1 Companies  rare | ||||
| Related Questions | ||||
| What are strong, soft, weak and phantom references in Java ? | ||||
