"Computer Network Fundamentals" Examination syllabus

"Computer Network Fundamentals" Examination syllabus

I. Bibliography:

"Computer network technology and application (version 2 )", Fragment, Zhang Ling Editor, electronic Industry publishing house, Published time: year , month.

Second, examination form: Closed book, examination time 90 minutes

III. Examination Contents and requirements

(a) Examination requirements

1. Computer network theory knowledge

• Master the definition of computer network, the composition, function and application of computer network
• Mastering the classification of computer networks, common network topology structure and characteristics
• Master the characteristics of analog signal and digital signal, the principle of single-work, half-duplex, full-duplex communication, the basic principle and characteristics of data exchange technology
• Master the types and characteristics of basic transmission media
• Mastering the concept of network architecture, the concept of network protocol and its constituent elements
• Mastering The hierarchical structure of the OSI Reference model and the basic functions of each layer
• Understanding the hierarchy and protocol set of the TCP/IP layered model
• Mastering The composition and classification of IP addresses, the role of subnet masks and the composition of domain names
• Master the characteristics and types of LAN, the architecture of LAN and the access control mode of Ethernet media
• Understanding Common Internet access technologies and their characteristics
• Mastering the characteristics of peer network and client-server network
• Understanding DHCP,DNS,WWW,FTP,IIS The meaning and function of
• Mastering the types and functions of commonly used network connection devices
• Learn about network security basics

(b) Scope of examination

Knowledge point One, the basic knowledge of computer network

1. The function of computer network in the information Age
2. definition, development and composition of computer network
3. function, service and classification of computer network
4. The topological structure of computer network
5. Application of computer network
6. Basic concepts of data communication technology
7. Data transmission technology, multiplexing technology, information exchange technology, error control technology
8. Basic Concepts of Network architecture
9. The hierarchy of the OSI Reference Model (physical layer, Data link layer, network layer, transport layer, Session layer, presentation layer, Application layer), the basic functions of each layer
10. hierarchical structure of TCP/IP layered model (network interface layer, internetwork layer, Transport layer, application layer) and protocol set
11. Comparison of OSI and TCP/IP architectures

Knowledge Point two, network interconnection technology

1. Classification of transmission Media
2. Two types of twisted pair and the difference
3. Wire sequence of twisted pair cable
4. Classification of wireless transmission media
5. Classification of optical fibers
6. Common network link devices
7. Features and functions of routers
8. Functions and roles of switches
9. Dividing subnets and constructing networks
10. IP address and IP Addressing (IP address,IP address classification, private IP address, Variable-length subnet mask)
11. Internet Control Message Protocol ICMP
12. Routing protocol for Internet
13. IP Multicast and Internet Management Protocol
14. Next-generation Internet Protocol Ipv6

Knowledge points three, LAN and WAN

2. LAN Overview
4. LAN topology
6. Traditional Ethernet
8. Virtual Local Area Network
10. High-speed Ethernet and other types of high-speed LANs
12. Wireless LAN
14. The development and working principle of Ethernet
16. 10Base Networking Essentials and 4 types of 10Base Ethernet:10base-5 Ethernet, 10base-2 Ethernet,10base-t Ethernet,10base-f Ethernet
18. Fast Ethernet, Gigabit Ethernet, switched Ethernet, full-duplex Ethernet
20. Packet-forwarding mechanism in WAN
22. WAN Technology:x. packet switching network, Frame Relay FR, Integrated Services Digital Network ISDN, asynchronous transfer mode ATM
24. Internet Access technology:PSTN,ADSL,Cable Modem, Wireless, Ethernet

Knowledge points iv. common services and applications

1. User Datagram Protocol UDP
2. Transmission Control Protocol TCP
3. Domain Name System DNS
4. File Transfer Protocol FTP
5. Remote login telnet
6. Email
7. World Wide Web WWW
8. Dynamic Host Configuration Protocol DHCP
9. the role and configuration of IIS
10. Use of common network commands

Knowledge Point Five, network security

1. Overview of network security issues
2. Network Security protection system
3. Network Security Protection Technology
4. The concept and classification of firewall
5. Virus, Trojan Horse and rogue software prevention

"Computer Network Fundamentals" Examination syllabus