iq questions and answers

asks you to write an immutable object, or asks you why the string is immutable.15) What are the common problems you encounter in a multithreaded environment? How did you deal with it?Memory-interface, race conditions, deadlocks, live locks, and starvation are often encountered in multithreaded and concurrent programs. The problem is endless, and if you get it wrong, it will be hard to find and debug. This is most of the interview-based, not the actual application-based Java threading problem.A

the block, whether the use of blocks, these questions equal to the opening, often is the beginning of a series of questions, so be sure to truthfully according to their own circumstances to answer.1 What are the advantages of using block and using delegate to complete the delegation mode?The first thing to understand is the delegate mode, which is used extensively in iOS, which is an object adapter in the

Answers to some questions about IOS interviewApril 26, 2015This post is primarily an answer to a list of questions about the iOS programmer, as well as sorting out the knowledge that you already have.If you have questions about the answer in this post, you can leave a comment below. If there is a problem, I will defini

Tags: I/O ar Div on using strong file data Lan shared Internet access questions and answers There are a lot of questions about lan shared Internet access. Many organizations are now using LAN, which is hard to avoid. Today, we have selected four common questions and made a simple answer. Problem 1: There are five

During the interview, the interviewer will ask the applicant, and the applicant's answer will become an important basis for the interviewer to consider whether to accept him. It is vital for candidates to understand the "tricky" behind these issues. This article sorts out some typical questions that often occur during interviews, and provides corresponding answers and reference

Why do you stand out from the talented IOS developers? How can I challenge the limits far from the job requirements? How can I succeed at Xinyi? So what are your tricks? In this market where iOS posts are in short supply, the requirements for iOS developers are growing. Let's share our recent experiences with recruiters and release 47 Interview Questions and answers for the reference of IOS developers. Bott

Php programmer interview questions and answers (Basic theory) This article introduces an interview question for php programmers, with detailed answers. it is a basic theoretical content. if you have any friends, please refer to it.1. what does PHP mean? A: PHP is a server-based scripting language used to create ** websites. you can use PHP and HTML to ge

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Links: http://ifeve.com/java-multi-threading-concurrency-interview-questions-with-answers/Original: Http://www.journaldev.com/1162/java-multi-threading-concurrency-interview-questions-with-answersMultithreading and concurrency issues are among the questions that interviewers prefer to ask in a Java technology interview

the interview-based, not the actual application-based Java threading problem.A few additional questions to add:1) What is the difference between a green thread and a local thread in Java?2) What is the difference between threads and processes?3) What is context switching in multi-threading?4) What is the difference between a deadlock and a live lock, the difference between a deadlock and a pie?5) What is the thread scheduling algorithm used in Java?6

PHP classic interview questions (Basic I) with answers. Interview and written examination are often indispensable for job hunting and recruitment. as a php programmer, more or less will have similar experiences. The following are the PHP interview questions I have collected and compiled, it is hoped that there will always be interviews and written examinations fo

thread encounters IO blocking, I do not think there is a way to abort the thread. If the thread is blocking because of a call to wait, sleep, or join methods, you can break the threads and wake it up by throwing interruptedexception. I've written earlier how to deal with blocking methods in Java has a lot of information about handling thread blocking.13) What is the difference between Cyclibarriar and Countdownlatch in Java?This threading problem is primarily used to detect if you are familiar

Java Collection related interview questions and answers Interview questions1.JavaWhat is a collection frame? What are some of the advantages of a collection framework? There are collections in each programming language, and the original Java version contains several collection classes: Vector, Stack, Hashtable, and array. With the extensive use of the collection, Java1.2 proposes a collection framework tha

Links: http://ifeve.com/spring-interview-questions-and-answers/Original: Http://www.javacodegeeks.com/2014/05/spring-interview-questions-and-answers.html%20Spring Overview What is Spring?Spring is an open-source development framework for Java Enterprise applications. Spring is primarily used to develop Java applications, but some extensions are for Web applic