basic computer questions

Beijing University of Aeronautics and Astronautics computer department postgraduate review computer real questions and answers --- first-level Construction Engineer real questions Question 1: factorial. Enter a positive integer. when outputting, output the number itself, followed by a comma, and then output the factori

Computer Network interview questions, computer network questions 1,OSI Layer-7 protocol,Layer-4 TCP/IP protocol,Five-Layer Protocol mentioned in instructor Xie xiiren's online textbookComparison Note: (1) OSI's layer-7 protocol is only a theoretical protocol, which is not actually used. (2) the architecture of the lay

PHP basic knowledge test questions and analysis, php basic knowledge test questions A total of 40 multiple-choice questions and 10 secondary questions are asked. The exam takes one and a half hours. I. multiple choice

Java basic questions (JVM), java basic questions jvm 1. What is a Java Virtual Machine? Why is Java called a platform-independent programming language "? A Java virtual machine is a virtual machine process that can execute Java bytecode. Java source files are compiled into bytecode files executed by Java virtual machin

Computer Level 2 Access computer test simulated Questions 4 select the appropriate command under the answer menu, and complete the following operations according to the requirements of the question, the specific requirements are as follows: Note: the following candidate folder contains a database file samp1.mdb under the % USER % candidate folder. The table objec

C language selection and circular computer questions (Part), Computer /* (1) the starting prices and billing of 3-kilometer taxis with different license plates in a city are 7 RMB/km in xiali, 2.1 RMB/km outside 3 km, and 8 RMB/km in Fukang, 3 km away, 2.4 yuan/km; Santana, 9 yuan, 3 km away, 2.7 yuan/km. Programming: input the vehicle model and mileage on the ke

: http://www.360doc.com/content/16/0519/18/33495840_560503620.shtmlZhang RenmeiTime: 2016.05.19 Links: http://www.docin.com/p-1588352429.htmluploaded by: jgsr038time:2016-05-20 16:14 Links: http://www.cnblogs.com/GreaThuang/p/5534824.htmltrue Huang Haotime:2016-05-27 15:36 Links: http://www.cnblogs.com/bigchicken/p/5557802.htmlPark Baoying boyfriendtime:2016-06-03 22:34 Links: http://www.cnblogs.com/zw2013040101034/p/5559904.htmlZhangweitime:2016-06-04 23:52 Links: http://www.cnblogs.com/baiyi

[Computer Network] Computer Network interview series 1. OSI (Open System Interconnect): Open System Interconnection, which is a layer-7 Computer Network Model: physical Layer, data link layer, network layer, transmission layer, Session Layer, presentation layer, and application layer. TCP/IP (Transmission Control Protocol/Internet Protocol): Transmission Control

integers x, y, Z, please put these three numbers from small to large output. Program Analysis: We try to put the smallest number on the X, first compare x with Y, if x>y the value of x and Y, and then compare X with Z, if x>z the value of X and Z, this will make x the smallest. * @author Tong * */public class Sortthreenum {public static void main (string[] args) {Scanner Scanner = new Scanner (System . in); System.out.println ("Please enter the first integer:"); int x = Scanner.nextint (); Syst

Network basics of basic computer series-network protocols and basic computer networks What's the network protocol A computer with hardware, operating systems, and software already has functions that can be used. However, to realize communication between a

topics related to the event .. . NET Framework events are based on multicast delegation .. The event mechanism in the. NET Framework consists of two parts: the event source and the event receiver. The event source is linked to the event receiver by using the event subscription mechanism .. NET Framework uses the keyword _ event to declare events. A thread is the unit of CPU time slice allocation. Different threads can have different priorities. Each process has at least one main thread. In the.

What is the basic computer system and what is the basic computer system? What's the operating system? First, we need to know,Why is there an operating system?. A modern computer system consists of one or more processors, primary storage, hard disk, keyboard, mouse, display,

C/C ++ basic pen question 1.1.1 (operator ten questions), 1.1.1 ten questions This article seems to be a problem, which is intended to cause thinking and memories. The topic is an operator. In addition, there is no special logical relationship between these questions. I just asked them when I thought of them, but can y

Java learning path-simple basic interview questions, java path-Questions 1. What are the features of object orientation? A: The object-oriented features mainly include the following: 1) Abstraction: Abstraction refers to the process of summarizing the common features of a class of objects to construct classes, including data abstraction and Behavior Abstraction.

: This article mainly introduces the basic questions about PHP interview questions. if you are interested in PHP tutorials, please refer to them. 1. What methods do you use to solve the traffic issue for websites with large traffic volumes? First, check whether the server hardware is sufficient to support the current traffic. Second, optimize database access. Th

java.util.scanner;/* * Title: Decomposition of a positive integer factorization. For example: Enter 90 and print out 90=2*3*3*5. Program Analysis: The decomposition of n factorization, should first find a minimum prime number k, and then the following steps to complete: (1) If the prime number is exactly equal to N, then the decomposition of the factorization process has ended, printing can be. (2) if nOperation Result:2. Procedure 2Package Tong.yue.hong;import java.util.scanner;/** * Title: Us

mode. Binder Communication mode:A, telephone base station: Binder Driveb, the communication record: ServiceManagerHere is an example of a comparative image to illustrate the above communication and telephone base station in the binder communication model of the role: a classmate to call the B classmate, first a reunion to find B classmate's phone number, and ServiceManager driver's role is equivalent to the address book, There are some similar phone numbers on both sides of the communicatio

I recently went online and saw Microsoft recruitment questions and basic questions.I found that my IQ is low. The questions are as follows:Basic Question type (note: this type of question type is relatively simple) 1. It takes an hour to burn an uneven rope from the beginning to the end. Now there are several ropes of the same material. How can I use the burning

1. What is the difference between abstract class and interface?A: The class that declares the existence of a method without implementing it is called abstract class. It is used to create a class that reflects some basic behaviors and declare a method for this class, however, this class cannot be implemented in this class. You cannot create an abstract instance. However, you can create a variable whose type is an abstract class and point it to an insta

' is null,0,count (*)) numberFrom message left JOIN comment on message.id=comment.idGROUP by message. ' ID '(3) The above Content management system, table category to save the classification information, the field is as follows (3 points)category_id Int (4) not NULL auto_increment;Categroy_name varchar (+) not null;When a user enters an article, select the article category by selecting the drop-down menuWrite how to implement this drop-down menufunction CategoryList (){$result =mysql_query ("Se