1.3.1 Computing Networks, Connections and Protocols
No description yet. This curated deck is ready for daily study.
Card preview (24)
What is bandwidth?
• Data transferred within a defined time period
What is latency?
• Delay when data is sent
What is range?
• Maximum distance data can be sent
What is a routing protocol?
• Rules to find best routes
What is transmission rate?
• Speed data travels
What is a routing cost?
• Determine best route • For network traffic
What affects network performance?
• Bandwidth • Latency • Range • Number of devices
What is a DNS?
• Domain Name System • A collection of servers
What is packet switching?
• Files broke down • Rebuilt at destination
What is an IP address?
• String of numbers • Locate devices
What is a web browser?
• Software to browse WWW
What is a URL?
• Uniform resource locator • Website address
What is a centralised network?
• Data at one location
What is a distributed network?
• Data at multiple locations
What is hosting?
• A server connected to client • Providing a service
If you host a web server, what are you responsible for?
• Security • Back ups • Tech support • Analytics
What is SaaS?
• Software as a service
What does SaaS do?
• Software accessible across devices • Hosted on remote servers
What are the advantages of SaaS?
• Auto back ups • Auto updates • Auto save • Across devices
What are the disadvantages of SaaS?
• Subscription • Internet access • Less data control
What is ethernet?
• Wired network • Copper cables
What is WiFi?
• Transmission through radiowaves
What is HTTP/S?
• Hypertext transfer protocol / secure • Identify, request and send web pages
What is FTP?
• File transfer protocol • Uploading and downloading files