PPT-CS1102 Lec08 - Computer Network

Computer Science Department City University of Hong Kong 2 Objectives Illustrate advantages of using a computer network Discuss the purpose of the components required for successful communications. Semester B, 2012-13. Computer Science Department. City University of Hong Kong. Objectives. Differentiate between machine and assembly languages. Differentiate between markup languages and general-purpose programming languages. Unit 1: Getting Started. What is a network??. A group of two or more computers that are linked together.. Network Interface Card (NIC), basic network software and a path of communication. Eg. ) The Internet. –. Digital Media. Semester B, . 2012-13. Computer Science Department. City University of Hong Kong. . Jean Wang / CS1102 . - Lec07. 2. . Objectives. Describe the various types of digit media. By: Nick Ciszak. Why/High School classes. Good with Computers. Enjoy using them. What to take. Computer programming. Networking . System designs. What They . Do. Figure what program is best. Install software and maintain updates. H. ub. A hub is a devise that connects multiple computers together in a network to make a local areas network(LAN). This allows them to share data packets.. You can also ‘daisy chain’ hubs to allow even more computers to join the network.. Hardware . –. Input, Output & Ports. Semester A, 2013-14. Computer Science Department. City University of Hong Kong. Objectives. Define computer input and discuss input devices commonly used today and explain how and when they are used. Lec04 . Hardware . –. Inside the Box. Computer . Science Department. City University of Hong Kong. Objectives. Identify the basic functions and hardware components of a computer. Identify motherboard, CPU, RAM, adapter cards, and other components inside the system unit. A computer network, often simply referred to as a network, is a collection of . computers. . and . devices interconnected by communications channels that facilitate communications and allows sharing of resources and information among interconnected devices.. Welcome to Intro to Java Programming. Mrs. . Vida. 2. 3. Computer Systems. We first need to explore the fundamentals of computer processing. Chapter 1 focuses on:. components of a computer. how those components interact. Learning Objectives. LO 1. Discuss foundational information systems (IS) hardware concepts.. LO 2. . Describe foundational topics related to system software, programming languages, and application development environments.. City University of Hong Kong. Objectives. Describe two fundamental types of software and their relationship. Describe the role and main functions of the operating system in a computer . Describe the term user interface. The characteristics of a network depend upon the type of topology selected for designing that network. There are five basic network topologies. :-. 1) Star Topology. 2) Ring Topology. 3) Bus Topology. Computer Science Department. City University of Hong Kong. . Jean Wang / CS1102 . - Lec10. 2. . Objectives. Identify the various types of security risks/threats that can cause damages to computers or users. National Institute for Legislative Studies,. National Assembly, Abuja.. Introduction to Computer Networking. 1. Introduction to Computer Network . Computer Network is simply a collection of computers or other hardware devices that...