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

What are the necessary qualifications needed for a Java tutor?
Degree in computer science and good knowledge of Java.
Profile Photo
Darshan
0 0
View Comments7
Hi, I am pursuing MBA 1st Year. I want to learn Digital Marketing. Is it right for career growth, or should I choose to learn some other technologies? If yes, please give me your suggestions that help me to get a JOB in the IT Sector.
Hi Sai, To find right career path you need to try things ( Which is long way). I would suggest you to learn multiple things ( implementation is important part) and then find your intrest and dive in to...
Profile Photo
Sai
Presently is swings and applets are important in java ?
When compared to swing, nowadays SWT is getting popular, where you can built a application like eclipse.
Profile Photo
Mahender
Is it good to go for a Java coaching center and learn Java (with advanced Java) to improve my programming skills?
yes, Please check the Institute reviews and discuss with the tutor, what topics were covered in class. Ask about the practicals session and how many hours/duration of the course.
Profile Photo
Gerda
0 0
View Comments5

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

Ask a Question

Related Lessons

CONDITIONAL STATEMENT - IF ELSE
1. IF condition only if is true conditon is required. if(condition){//statements} 2. IF-ELSE condition 1. to check whether the condition will be true or false.syntax of if-else2. only 1 conditionif(condition){//statements}else{//statements} 3....
Profile Photo

Java: A Quick Overview
Not purely Object Oriented: It doesn't support multiple inheritence, it supports primitive data types and static members. Doesn’t support multiple inheritance: Reason is diamond problem i.e.,...
Profile Photo

How can everyone prepare to clear any Java interview?
Java interview your java should be much strong then J2EE. core java and Advance java is the basic foundation for Interview. Some of the topic about which you should know before going for a java interview...
Profile Photo

Java : Compile-time Versus Runtime optimization
While designing and development, one should think in terms of compile-time and run-time.It helps in understanding language basics in a better way.Let's understand this with a question below : What...
S

Differences Between HashMap vs HashSet In Java.
HashSet HashMap HashSet implements Set interface. HashMap implements Map interface. HashSet stores the data as objects. HashMap stores the data as key-value pairs. HashSet...
Profile Photo

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