One of the classic interview Questions asked on Java collection framework, This is pretty old and programmer who has been working in Java for 4 to 6 years must have seen this question before. WellIterator and ListIterator in Javais a new way to iterator collection in Java and provides abilit...
If you're seeking a DevOps or developer position, where you will handle the runtime management of Java applications, you'll need to answer important Java garbage collection interview questions to land the job. Here are 10 of the most common and important Java garbage collection interview questio...
Java 集合, 也叫作容器,主要是由两大接口派生而来:一个是 Collection接口,主要用于存放单一元素;另一个是 Map 接口,主要用于存放键值对。对于Collection 接口,下面又有三个主要的子接口:List、Set 和Queue。 Java 集合框架如下图所示: 注:图中只列举了主要的继承派生关系,并没有列举所有关系。比方省略了Abstract...
I am sure that this kind of questions must have been asked before, but failed to find anything by searching this site. My apologies in advance if I missed any similar questions. Is there anything in C...Why is shared mutability bad? I was watching a presentation on Java, and at one ...
Memory Fragmentation:Repeated allocation and deallocation of memory can result in memory fragmentation, slowing down allocation speed and leading to allocation errors. Anapplication monitoring toolcan detect GC issues and answer the following questions using historical and real-time data: ...
The purpose of theRuntime classis toprovide access to the Java runtime system. 124)How will you invoke any external process in Java? ByRuntime.getRuntime().exec(?) method. I/O Interview Questions 125)What is the difference between the Reader/Writer class hierarchy and the InputStream/Outpu...
java garbage collection interview questions java interview question:what do we mean when we say memory is managed in java? what is the garbage collector? in languages like c the developer has direct access to memory. the code literally references memory space addresses. this can be difficult and...
The Java heap is mainly divided into two spaces: the young generation and the old generation. The young generation is divided into the Eden space and the Survivor space, while the Survivor space is further divided into the From space and the To space. We may have the following questions: ...
My apologies in advance if I missed any similar questions. Is there anything in C...Why is shared mutability bad? I was watching a presentation on Java, and at one point, the lecturer said: "Mutability is OK, sharing is nice, shared mutability is devil's work." What he was referring...
Best collection of Java Interview resources including books, courses, interview questions and answers on different topics like core java, collections, mutlithreading, functional programming, serialization, design patterns and more. - GitHub - javabuddy/