class HappyGarbage01 { public static void main(String args[]) { HappyGarbage01 h = new HappyGarbage01(); h.methodA(); /* Line 6 */ } Object methodA() { Object obj1 = new Object(); Object [] obj2 = new Object[1]; obj2[0] = obj1; obj1 = null; return obj2[0]; } } Where will be the most chance of the garbage collector being invoked? A. After line 9 B. After line 10 C. After line 11 D. Garbage collector never invoked in methodA()

Asked by Last Modified  

14 Answers

Learn Java

Follow 0
Answer

Please enter your answer

Trainer

Hello Shrikant who told you that you can explicity call garbage collector. You cann't call gc explicity even when you use System.gc() it is not guranteed that gc will be invoked it is all up to JVM when an object is eligible for garbage collection.even when you use finalise method that is a protected...
read more
Hello Shrikant who told you that you can explicity call garbage collector. You cann't call gc explicity even when you use System.gc() it is not guranteed that gc will be invoked it is all up to JVM when an object is eligible for garbage collection.even when you use finalise method that is a protected method of java.lang.Object class read less
Comments

D
Comments

Master

D. Garbage collector never invoked in methodA()
Comments

After line 9
Comments

AI & Data | Cyber | Data Analytics | BI | Programming

It takes place after line 6, but there is no possibility to check when garbage collector is called/invoked since it JVM dependent.
Comments

After line 11 (because memory location allocated to obj1 will be freed as part of line 12 . so obj1 is eligible for garbage collection)
Comments

Java/J2EE, B.E./B.Tech/MCA SubjectsTraining

D
Comments

IT Professional Trainer with 15 years of experience in IT Industry

D
Comments

Core Java, Angular 2/4/6, J2EE, Spring Boot

Answer is C ... because object 1 is referred to null. So it will be eleigible for GC.
Comments

JAVA,JDBC,SERVLETS,JSP,STRUTS,SPRNG,HIBERNATE

After line 11
Comments

View 12 more Answers

Related Questions

I am a fresher and I want to become a Java developer, so what is necessary to crack the Java interview ? 

Hi Dipesh, understand that Java is a kind of ocean. It is vast. For interview preparation, you can brush up your Core Java Concepts and OOPs concepts and understand how JAVA works and learn the java features...
Dipesh

Do you provide java full stack ?

Yes I can teach java fullstack
Bodem
0 0
5
What is the difference between a C program execution and a Java program execution?
When we compile C program then it convert into exe file ie Machine language with the help of OS lib file which is platform dependent . If we compile java prgram then it convert into class file with the...
Kaushal
0 0
5
How many years of experience should a good Java trainer need?
Minimum 4 years, actually it depends how much exposure you got and how you worked in project(s)
Nayan
0 0
5
Is it possible to instantiate the abstract class?
Use anonymous class. Example: For an abstract class AbstrClass. AbstrClass ac = new AbstrClass() { public void m1() { // code...
Reshma

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Tips for Entry Level Java Job Seeker
3 steps you should take to make a break as a Java developer: Step 1: Invest in improving your job hunting skills encompassing interviewing, networking, and resume writing skills. Step 2: Keep applying...
A

Akshay Shende

1 0
0

Importance of Constructor's Visibility.
While developing program or implementing Singleton pattern we have learnt to mention constructor as private and known reason is -> to blocked its direct call from outside of class. But did we think...

Java Achieve (JAR)
Java Archieve is a binary form to bundle a Java library which equivalent to zip file. It contains .class files, .properties, .jpeg, OR any supporting files to execute this library. For Example- junit.jar,...

What Is Applet & Its Life Cycle?
What is Applet & its life cycle?Applet is a Java programme that can be embedded into HTML page.Java Applet runs on the java enables web browsers such as Mozilla & Internet Explorer.Applets are...
I

Icreative Solution

0 0
0

Java 8 Predicates
In the previous lession, we have learnt how to use filters and collectors. In filter we have passed the condition to evaluate whether the object is eligible to be filtered or not. Code given below for...

Recommended Articles

Java is the most famous programming language till date. 20 years is a big time for any programming language to survive and gain strength. Java has been proved to be one of the most reliable programming languages for networked computers. source:techcentral.com Java was developed to pertain over the Internet. Over...

Read full article >

Java is the most commonly used popular programming language for the creation of web applications and platform today. Integrated Cloud Applications and Platform Services Oracle says, “Java developers worldwide has over 9 million and runs approximately 3 billion mobile phones”.  Right from its first implication as java 1.0...

Read full article >

Designed in a flexible and user-friendly demeanor, Java is the most commonly used programming language for the creation of web applications and platform. It allows developers to “write once, run anywhere” (WORA). It is general-purpose, a high-level programming language developed by Sun Microsystem. Initially known as an...

Read full article >

In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...

Read full article >

Looking for Java Training Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you