01_vocabulary [Compatibility Mode]

01_vocabulary [Compatibility Mode] - CS 6 Topic 1:...

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CS 6 Topic 1: Fundamentals & Vocabulary
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The Basics outer thernet Cable Router Desktop Computer Ethernet Cable DSL Modem
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Browser • Program to translate html into pretty webpages.
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Intranet • Intranet b notice the ‘a.’ – Internal network of computers, in a company or a home. Also known as a ‘LAN’ B Local Area Network. – Geographically local – limited to one building or small set of buildings. – Usually use ethernet cables or wireless signals to connect computers.
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Internet • Internet b notice the ‘e.’ – A network of networks. Also known as a WAN, Wide Area Network. – Obviously unlimited by geography. – Use many different types of wires to connect computers. T1 B T3 are big!
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What is a server? • Client : requests and receives information. • Server : receives request, processes it, and returns the information. • Example: viewing a webpage. • A Server is a ‘role’ not a piece of equipment.
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• Downloading : Receiving data from a server. • Uploading : Sending data to a server. This can be any data, but the terms are often used in reference to files. • Bandwidth is the speed of data transmission. Kbps < Mbps < Gbps
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• Downloading can be intensive. • Faster if the files are local b cache. • Cache can: – reveal pages you’ve visited. – delay new page updates from being displayed.
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01_vocabulary [Compatibility Mode] - CS 6 Topic 1:...

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