25 * WIDE AREA describe the differences • NETWORKS (WAN) between a local area network and [ Book Page 82] a wide [ Page 50] area network such as the internet [ Page 2] 26 * HOW DEVICES explain the terms IP addressing, • COMMUNICATE ON A MAC addressing, packet and NETWORK protocols [ Book Pages 83-84] [ Page 51] [ Pages 4,6] 27 THE INTERNET describe the nature of the • [ Book Pages 85-87] internet as a worldwide collection [ Pages 54-55] of [ 1-2, 5-7] computer networks explain the need for IP • addressing of resources on the internet and how this can be facilitated by the role of DNS servers 28 * Connecting to the describe the hardware needed • Internet to connect to the internet [ Book Pages 87-88] including [ Page 54] modems, routers etc [ Pages 3-4] 29 CREATING WEB • explain the importance of HTML PAGES IN HTML and its derivatives as a standard [ Book Pages-89-91] for the creation of web pages [ Page-56] [ Page-8] 30 SECURITY explain the need for security • [ Book Pages 91-95] measures in networks, such as [ Pages 52-53] user [ Pages 1-3] access levels, suitable passwords and encryption techniques describe and justify network • policies such as acceptable use, disaster recovery, failover, backup, archiving 31 FILE TYPES AND FILE • explain the importance of COMPRESSION compressing files that are [ Book Pages 95-98] transmitted via [ Page 57] the internet [ Page 8] describe the differences • [ Pages 1,4] between lossy and lossless [ Pages 6-7] compression describe common file standards • associated with the internet such as JPG, GIF, PDF, MP3, MPEG 32 ALGORITHMS understand algorithms (written • [ Book Pages 105-108] in pseudocode or flow diagram), [ Page 58] explain what they do, and correct [ Pages 1-6] or complete them produce algorithms in • pseudocode or flow diagrams to solve problems
25 * WIDE AREA NETWORKS (WAN) [ Book Page 82] [ Page 50] [ Page 2] • describe the differences between a local area network and a wide area network such as the internet 26 * HOW DEVICES COMMUNICATE ON A NETWORK [ Book Pages 83-84] [ Page 51] [ Pages 4,6] • explain the terms IP addressing, MAC addressing, packet and protocols 27 THE INTERNET [ Book Pages 85-87] [ Pages 54-55] [ 1-2, 5-7] • describe the nature of the internet as a worldwide collection of computer networks • explain the need for IP addressing of resources on the internet and how this can be facilitated by the role of DNS servers 28 * Connecting to the Internet [ Book Pages 87-88] [ Page 54] [ Pages 3-4] • describe the hardware needed to connect to the internet including modems, routers etc 29 CREATING WEB PAGES IN HTML [ Book Pages-89-91] [ Page-56] [ Page-8] • explain the importance of HTML and its derivatives as a standard for the creation of web pages 30 SECURITY [ Book Pages 91-95] [ Pages 52-53] [ Pages 1-3] • explain the need for security measures in networks, such as user access levels, suitable passwords and encryption techniques • describe and justify network policies such as acceptable use, disaster recovery, failover, backup, archiving 31 FILE TYPES AND FILE COMPRESSION [ Book Pages 95-98] [ Page 57] [ Page 8] [ Pages 1,4] [ Pages 6-7] • explain the importance of compressing files that are transmitted via the internet • describe the differences between lossy and lossless compression • describe common file standards associated with the internet such as JPG, GIF, PDF, MP3, MPEG 32 ALGORITHMS [ Book Pages 105-108] [ Page 58] [ Pages 1-6] • understand algorithms (written in pseudocode or flow diagram), explain what they do, and correct or complete them • produce algorithms in pseudocode or flow diagrams to solve problems
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