collections interview questions and answers

operate a microwave oven, what kind of software will you develop to accomplish this?Tasks? 56. How do you design a coffee machine for a car? 56. What content will you add to Microsoft's word system? 57. What kind of keyboard will you design for a user with only one hand? 58. What kind of alarm clock will you design for deaf people? Reference answer: 1. day1 to 1 segment,Day2 asked the worker to return segment 1 to segment 2,Day3 to 1 segment,In day4, return segment 1 and segment 4.Da

115 Java Interview Questions and answers-ultimate list (I), 115 java This article will discuss various types of interview questions in Java interviews, which allow employers to test candidate's Java and general Object-Oriented Programming capabilities. The following section

). In the process of populating the handler, depending on your configuration, Spring will do some extra work for you: Httpmessageconveter: Converts the request message (such as Json, XML, and so on) to an object, converting the object to the specified response information. Data Transformation: Data conversion for a request message. such as string conversion to Integer, double, and so on. Data is initialized: Data is formatted for the request message. such as converting a string into a formatt

function, and CURL can all achieve this. If PHP and Java are integrated, PHP has built-in this mechanism (If PHP and. NET integration. For example, $ foo = new Java ('java. lang. system ');5. CVS and SVN. SVN is known as the next generation of CVS and has powerful functions. However, CVS is a veteran with a high market share. I have been using SVN for a long time. The question is what tools are used. Well, this may require the following answers: CVS

20 Linux Command Interview Questions and answers Q: 1. How can I view the running level of the current Linux server? A: The 'Who-R' and 'runlevel' commands can be used to view the running level of the current Linux server. Q: 2. How do I view the default gateway of Linux? A: run the "route-n" and "netstat-nr" commands to view the default gateway. In addition to

-threaded access to shared resources, due to improper access, usually a thread locked a resource A, but also want to lock resource B, and in another thread, the lock resource B, but also to lock resource A to complete its own operations, two threads want the other's resources, Instead of releasing their own resources, two of threads are waiting for a situation that cannot be performed.Java Network Programming approximate process:UDP programmingSend side:1, create the Socket object constructor Da

115 Java Interview Questions and answers-ultimate list (I), 115 java Object-Oriented Programming (OOP) Java is a computer programming language that supports concurrency, class-based, and object-oriented. The advantages of object-oriented software development are listed below: • Code development is modularized to facilitate maintenance and modification.• Code r

Regular Interview Questions and answers by a ribaba Java engineer, Baba java 1. Implementation of Spring AOP and IOC Http://blog.csdn.net/tarena_lixy/article/details/7096114 Http://blog.csdn.net/kiss_vicente/article/details/6901295 Http://blog.csdn.net/it_man/article/details/4402245 2. Distributed message queue and distributed cache Message Queue: RabbitMQ, Kafka

multithreaded programs, multiple threads are executed concurrently to improve the efficiency of the program, and the CPU does not go idle because a thread needs to wait for resources. Multiple threads share heap memory, so creating multiple threads to perform some tasks is better than creating multiple processes. For example, Servlets is better than CGI because Servlets supports multithreading and CGI does not support it.How does the volatile keyword work in Java?When we use the volatile keywor

SQL database Interview Questions and answers (22:52:54) ReprintedBytes Summary of course number of three c courses by Ye Ping Category: Program World Student (S #, Sname, Sage, Ssex) Student table S #: Student ID; Sname: Student name; Sage: Student age; Ssex: Student genderCourse (C #, Cname, T #) curriculum C #, Course No.; Cname: Course name; T #: Instructor No

the Java 5 annotation.Spring's MVC Framework64. What is the Spring MVC framework?Spring provides a full-featured MVC framework for building Web applications. The spring framework can be easily fused with other MVC frameworks (such as struts), which uses the inversion of control (IOC) to separate the controller logic from the business object. It also allows the request parameters to be bound declaratively on the business object.65.DispatcherServletThe Spring MVC Framework is designed around Disp

solves this problem for us. After the online pool submits the callable task, a future object is returned, using which we can know the status of the callable task and get the result of the execution callable returned. The future provides a get () method so that we can wait for callable to end and get its execution results.What is Futuretask?Futuretask is a fundamental implementation of the future, and we can use it with executors to handle asynchronous tasks. Usually we do not need to use the Fu

after the real object is called.Proxy mode,The proxy class and the proxy class implement the same interfaceAn instance of a proxy class in a proxy classBehavioral patterns: Focus on communication between objectsSuch as: Responsibility chain mode, iterator mode, command modeResponsibility chain ModelSimilar interceptors, etc.Command mode:Separates callers from Callee's behaviorInterpreter mode:Each syntax is an interpreter classIterator mode:Change the collection class's view traversal and add a

This article originates from: http://www.dbasupport.com The answer here is not very comprehensive, these questions can be explained through a number of angles, perhaps you do not have to give a full answer in the interview process, only through your answers to the interviewer to understand your understanding of the Oracle concept. 1. Explain the different points

Java Multithreaded interview questions 1. What is the difference between processes and threads? A process is a stand-alone (self contained) operating environment that can be viewed as a program or an application. A thread is a task that is performed in a process. The Java Runtime environment is a single process that contains different classes and programs. Threads can be called lightweight processes. Thre

1. Tell me about your understanding of doctype.2.web Product Development process3. Tell me about your understanding of the box model4. What are the three layers of the front page? What is the role?5. What are the inline elements? What are block-level elements? How do they transform each other?What are the introduction methods of 7.CSS?8. Please use CSS to define 9. Talk about CSS Sprites technology10. In which browsers did you test the page? What are the cores of these browsers? What are the com

= "Aaaabbbccccddfgh"; var obj = {};for (var i=0;i10, write a function, clear the string before and after the space. (compatible with all browsers)function Trim (str) {if (str typeof str = = = = = = "string") {return str.replace (/(^\s*) | ( \s*) $/g, ""); Remove front and back blank characters}}other1. What is the process of a complete HTTP transaction? Basic Flow:A. Domain Name resolutionB. 3-time handshake to initiate TCPC. Initiating an HTTP request after establishing a TCP connectionD. ser

Php programmer interview questions and answers Class my_class { Function my_funct ($ my_param) { User_error ("please define me", E_ERROR ); } Function B () { Return 10; } } ?> A. Multiple inheritance B. Interface C. abstract method D. private method E. function overload)7. suppo

Uiimageview in ASIHTTPRequest or sdwebimage? (Put the Uiimageview in the UITableViewCell inside to ask more praise)13. Trouble you to design a simple picture memory buffer (removal strategy is a must say)14. Tell me about your experience using instrument to optimize your animation performance (don't ask me what instrument is)What's Loadview for?Viewwilllayoutsubview you always know.What kinds of queue are there in GCD? Have you built the serial queue yourself? What is the threading model behind

Web Service Interview Questions and answers What is a Web service? Define people and companies have debated the exact definition of Web Services. at a minimum, however, a Web Service is any piece of software that makes itself available over the Internet and uses a standardized XML messaging system.XML is used to encode all communications to a web service. for e