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Modern logic design
Modern logic design

About the author Randy H.Kata, Professor of Electrical Engineering and Computer Science at the University of California, Berkeley, and Dean of the Department of Electrical Engineering and Computer Sc...

LAN interconnection
LAN interconnection

Overview of Local Area Network (LAN) Definition of Local Area NetworkThe definition and characteristics of LAN: small coverage area; low cost; high transmission rate; low bit error rate, reliable H...

Local area network
Local area network

Introduction The local area network is naturally a regional network formed in a local area. It is characterized by a limited distribution area, which can be large or small, as large as between a bui...

Virtual local area network
Virtual local area network

Introduction In 1999, IEEE promulgated the 802.1Q protocol standard draft for standardized VLAN implementation. The emergence of VLAN technology allows administrators to logically divide different u...

Switched LAN
Switched LAN

Basic Concepts All sites in a switched LAN are connected to a switching hub or LAN switch. Switching hubs or LAN switches have switching functions. Their characteristics are: all ports are not connec...

Inter-network interface
Inter-network interface

Introduction In the telecommunications industry, a Network-to-Network Interface (Network-to-Network Interface, referred to as: NNI) is a specific designation of two networks The interface between si...

QQ space talk
QQ space talk

Application introduction Publishing on QQ space is actually expressing your mood at that time. What is your mood? It is also a good way to communicate with others by talking. The QQ space I collected...

QQ space yellow diamond noble
QQ space yellow diamond noble

Yellow Diamond Permission Yellow Diamond Classification and Function Comparison Table Level System In 2007, Qzone launched a new yellow diamond noble Hierarchy system. According to the record of cont...

QQ space certification
QQ space certification

How to authenticate Authentication conditions1: Qzone users (if not users of Qzone, please register and activate Qzone first) 2: Original users, the space has published at least 20 logs, and can kee...

Computer screen
Computer screen

Reasons for failure Driver problemsThis is also an important cause of screen glitches. It usually occurs after changing the graphics card driver version, or it may be caused by damaged driver files...

QQ space code
QQ space code

Introduction The QQ space code is used to decorate the QQ space. Some people’s spaces are very beautiful because they decorate them with codes. QQ space is decorated with navigation, opening animatio...

Scientific notation
Scientific notation

Concept Scientific notation is a method of counting numbers. Express a number in the form of multiplying a and 10 to the nth power (1≤|a|<10, a is not a fraction, n is an integer), this...

Counting method
Counting method

Overview Humans have separated the concept of "1" from the concept of "many", which is considered to be the concept of numbers that humans have made through the most difficult stage. The concept of...

Count
Count

Interpretation of words 1. Calculation. "Guanzi·Seven Laws": "Rigid and soft, light and heavy, large and small, real and virtual, far and near, and how many are counted." Yin Zhizhang's note: "All t...

Notation
Notation

Here we mainly introduce the binary notation. Binary In the famous Schlossbiliothke zu Gotha library (Schlossbiliothke zu Gotha) in Turingen, Germany, there is a precious manuscript with the title:...

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