java web interview questions

Front-End Job Interview Questions This repo contains a number of front-end interview questions that can be used when vetting potential candidates. it is by no means recommended to use every single question here on the same candidate (that wocould take hours ). choosing a few items from this list shocould help you vet t

the main position. So how to review good technical points is necessary to find a good job (but also a large part of the luck component in it). For fresh students, because of the limited skills in school, so in the beginning of the interview after several companies, the feeling of shock is very normal, at this time must not lose heart, from each interview to sum up their own shortcomings, not to make up for

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

This article tells the Spring,hibernate,struts Classic interview pen question and its reference answer. Share to everyone for your reference, specific as follows: 1.Hibernate working principle and why to use? Principle: 1. Read and resolve configuration files2. Read and parse mapping information, create Sessionfactory3. Open Sesssion4. Create Transaction Transation5. Persistent operation6. Submission of services7. Close session8. Close Sesstionfact

Spring Boot interview Questions 1) What is Spring Boot?Spring Boot is a spring module which provides RAD (Rapid application development) feature to Spring framework.It's used to create stand alone spring based application so you can just run because it needs very little spring Config Uration.For more information click here.2) What is the advantages of Spring Boot? Create stand-alone Spring ap

Hibernate Interview Questions and answersEssence-a large collection of Hibernate Interview Questions and answers1. What is the matching relationship between the relational data model and the Object Model (multiple choice) in general)A) table corresponds to Class B) record corresponding object C) Table field corresponds

PHP interview questions, that is, no answer I. Basic and program questions (we suggest using the languages you are good at: C/C ++, PHP, and Java) 1. Write a sorting algorithm, which can be Bubble sorting or fast sorting. Assume that the object to be sorted is a dimension array. (Note: you cannot use existing functions

;Var y = new cls2;Alert (X. );Alert (Y. ); Question 3Function cls1 (){This. A = 1;}Function cls2 (){}VaR x = new cls2;Cls2.prototype. A = 1;Var y = new cls2;Alert (X. );Alert (Y. ); Question 4Function cls1 (){This. A = 1;}Function cls2 (){}VaR x = new cls2;Cls2.prototype. A = 1;Var y = new cls2;Alert (X. );Alert (Y. ); Question 5String. Prototype. Self = function (){Return this;}VaR S = "S ";Alert ("S". Self () = "S ")Alert (S. Self () = s)Alert ("S" = "S ")Alert ("S". Self () = "S". Self ())Ale

example:echo "My string $variable"; You can also use this method:The Echo is 22.PHP better than Perl? Please discuss.Let us not provoke a war of words for a simple question, as I have often said: "Choose the right language for your work, and do not indulge your work with the language." "I personally think Perl is a great fit for command-line tools, and although it's good for web apps, its real power is on the command line." In the same way, PHP can b

Source: Old Money high-availability architectureGuidance: Redis-related knowledge is a frequently asked topic during a programmer's interview. As a veteran technical interviewer who has hit hundreds of thousands of people in the Internet technology industry, the author summarizes the frequently asked questions in the interview process. is well worth reading. Auth

Ape, the professional basic knowledge is absolutely the most important, is the interview success of the most basic elements. I'm talking about the basics, not how many projects you've done, how many lines of code you've written, but basics of software development. When I interview, sometimes I meet some candidates, at first glance resume also has several years of work experience, the project is also full o

child node. 1. Select fill in blank questions (2 points for each blank question, totally 60 points)1. Select () when operating the SQL Server database ().A) SQL Server. NET Framework data provider;B) OLE DB. NET Framework data provider;C) ODBC. NET Framework data provider;D) Oracle. NET Framework data provider;2. Among the following options, () is the reference type.A) enum typeB) struct typeC) string typeD) int type3. Which of the following stateme

by Long LuoPersonal blog LinksRecently in the study Java多线程 , encountered a following pen question, the topic is as follows:编写一个程序，程序会启动4个线程，向4个文件A，B，C，D里写入数据，每个线程只能写一个值。 线程A：只写A 线程B：只写B 线程C：只写C 线程D：只写D 4个文件A，B，C，D。 程序运行起来，4个文件的写入结果如下： A：ABCDABCD... B：BCDABCDA... C：CDABCDAB... Online search, as if still a Google pen questions , the problem involves the knowledge points are:,,

entire content of the situation load local content, reduce the amount of data transmission, avoid users constantly refresh or jump page, improve the user experienceDisadvantage: Unfriendly to the search engine, the cost of the front-back function under Ajax is large, and the number of requests may increase the cross-domain problem limit;JSON is a lightweight data interchange format, a subset of the ECMAPros: Lightweight, easy to read and write, easy to machine (JavaScript) parsing, support for

briefly summarize below: TCP multiplexing: TCP connection multiplexing is the reuse of HTTP requests from multiple clients to a single server-side TCP connection, while HTTP multiplexing is the processing of multiple HTTP requests by one client over a TCP connection. The former is a unique feature of the load balancer device, which is a new feature supported by the HTTP 1.1 protocol and is currently supported by most browsers. Content caching: Caches the content that is often used,

Summary of the latest PHP classic interview questions in 2017 (previous article), and last article in 2017 1. Difference Between Double quotation marks and single quotation marks Double quotation marks are used to interpret variables. Insert single quotes in double quotes. If there is a variable in single quotes, the variable is interpreted. A variable name in double quotation marks must be followed

limited.Heap area: Also known as dynamic memory allocation, usually refers to the program when it runs directly new memory, that is, an instance of the object. The Java garbage collector will be responsible for recycling this part if it is not in use.2. How to manage memory in Java　　　　　　　　　　3. Memory leaks in JavaA memory leak refers to a useless object (an object that is no longer being used) that keeps m

First, the basic Java section (after all the technology to consider the review of technical points)1. Sorting problems in the array (the former is more likely to be written or tested)2. Object-Oriented understanding3. Set related issues, such as the difference between HashMap and Hashtable. Figuring out the characteristics of each set object is Europe.4. Multi-threaded start-up and the cause and solution of the deadlock "multithreading problem is not

10 HTML5 interview questions and answers are selected. This is the most common interview question for Web developers. After you have mastered these important interview questions, you will surely feel that your understanding has im

You must prepare the Python programmer interview questions in advance! (Answer and resolution), python programmer You must prepare for these questions before releasing "Python programmer interview". After the article, in response to the strong requirements of the majority of programmers and friends, xiaobian compiled a