what is osi model in computer networks

The composition of a computerOne of the founders of modern computer von · Neumann (John von neumann,1903~1957), an American Jewish mathematician born in Hungary and one of the founders of modern computers, is known as the "Father of Computers" and "The Father of game theory."The computer hardware system consists of five parts: the arithmetic, the controller, the

Article Description: discussion on the interactive application prospect of Kik mobile phone communication record. Based on the interaction of the Address Book, after the completion of the phone, SMS, MMS basic functions, has been the development of the stop, the traditional operators have been seeking to break through these interactive extension, but the performance of smart phones and 3G network of improvement, entrepreneurial enterprises but let this extension to continue, when Kik

Zheng @ playpoly SD 20081120 Reply to "review the evil of CCTV... CCTV he is not Chinese: 1: As long as a firewall and business rules are established, any business model that can continuously generate profit is a good business model, such as pornography and fire industry. 2: If a firewall cannot be built, and no h

What should I do if the USB flash drive is inserted into the Win10 system computer and is not displayed?After the USB flash drive is inserted into the computer, the USB flash drive connection on the taskbar and the drive letter an

Click to enter _ more _java thousand ask1. What is a memory modelThe Java platform automates the integration of threading and multiprocessor technology, which is much more integrated than the computer language that Java was born before. Java for a variety of heterogeneous platform independence, so that multithreading t

see additional options related to restoring or restoring the system using the Remote Installation service. Practical Application 1. I used to use an old monitor and a beginner. What do beginners like most? I also feel a sense of accomplishment when I change the wallpaper and set the resolution, I did not expect to adjust the resolution and refresh rate too high by mistake. The next time I start the screen, I had to reinstall the operating system. Now

Create a new computer user name, resulting in the desktop is the original file of what all the things are gone, this is how to deal with it? This is actually a common new computer user name automatically overwrites the original co

What is the use of IE11 enterprise model? The IE11 enterprise model is a browser compatibility mode that runs on Win8. and Win7 devices that allow a Web site to render content using a modified browser configuration that is design

Computer system problems and there is no U disk startup easy disk What to do? Many of today's notebooks are designed to have no optical drive. In order to "thin body", eliminates the design of the optical drive. Although the notebook is more beautiful, more lightweight, but once encountered operating system, applicati

I instantiated the corresponding Model in the initialization method of each controller and used it in each method. I don't know what is wrong with it, and I feel that my own implementation is not elegant enough. The main reason is that the website has many modules which are

changed. Obviously, such a decision must be the most important decision on the success or failure of system design and must be carefully studied and investigated. The history of Computer Software began in 1950s, and its history was very short. In contrast, construction engineering started from the Stone Age, and humans have accumulated a lot of experience and lessons in architectural design practices for thousands of years. Architectural Design bas

When the php file is edited using DW, the computer suddenly loses power. what should I do if the file is garbled after I restart it? In the local php, use DW to open and debug the php file. the computer suddenly loses power. after the co