Demonstrate an understanding of Wide Area Computer Networks (WAN`s), comparing them with Local Area Networks (LAN`s) 114061 PURPOSE OF THE UNIT STANDARD This unit standard is intended To provide fundamental knowledge of the areas covered For those entering the workplace in the area of Data Communications & Networking. As additional knowledge for those wanting to understand the areas covered. People credited with this unit standard are able to: Explain wide area computer networks (WAN`s) Evaluate a wide area network (WAN) Explain network administration The performance of all elements is to a standard that allows for further learning in this area. LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING The credit value of this unit is based on a person having prior knowledge and skills to: Demonstrate an understanding of fundamental mathematics (at least NQF level 3). Demonstrate PC competency skills (End-User Computing unit Standards, at least up to NQF level 3.). Describe data communications. Demonstrate an understanding of local area computer networks, by installing a networked workstation. UNIT STANDARD RANGE N/A Module 6 – Business Problems and IT Solutions Author: LEARNER MANUAL Rel Date: 27/01/2018 Rev Date: 01/06/2023 Doc Ref: 48573 LM Mod 6 v-1 PAGE 21 INDEX Competence Requirements Page Unit Standard 114061 alignment index Here you will find the different outcomes explained which you need to be 23 proved competent in, in order to complete the Unit Standard 114061. Unit Standard 114061 25 Explain wide area computer networks (WAN`s) 29 Evaluate a wide area computer network (WAN) 41 Explain Network Administration 50 Self-assessment Once you have completed all the questions after being facilitated, you need to check the progress you have made. If you feel that you are competent in the areas mentioned, you may tick the blocks, if however you feel that you 87 require additional knowledge, you need to indicate so in the block below. Show this to your facilitator and make the necessary arrangements to assist you to become competent. Module 6 – Business Problems and IT Solutions Author: LEARNER MANUAL Rel Date: 27/01/2018 Rev Date: 01/06/2023 Doc Ref: 48573 LM Mod 6 v-1 PAGE 22 Unit Standard 114061 – Alignment Index SPECIFIC OUTCOMES AND RELATED ASSESSMENT CRITERIA SO 1 EXPLAIN WIDE AREA COMPUTER NETWORKS (WAN`S) The explanation identifies the components of a WAN and outlines their purpose. Cables, AC 1 cards, terminators, connectors, boot ROM, hubs, repeaters, servers. (at least 3) AC 2 The explanation identifies the purpose of a WAN. AC 3 The explanation identifies and compares WAN configurations. (Star, Bus, Ring) AC 4 The explanation identifies and compares WAN protocols. (Ethernet, TCP/IP, SNA) The explanation identifies and compares WAN transport media. (Twisted pair; Coaxial cable; AC 5 Optic fibre; Wireless (at least 2)) EVALUATE A WIDE AREA COMPUTER NETWORK (WAN). (NETWORK MUST INCLUDE MULTIPLE SITES SO 2 CONNECTED VIA CIRCUIT / PACKET SWITCHING) AC 1 The evaluation identifies the method of implementation of the WAN The evaluation distinguishes categories of the network components, their functions & AC 2 examples. (Hardware, software, communications media, carriers) The evaluation identifies and explains features and constraints of the network from a AC 3 functional perspective AC 4 The evaluation assesses the suitability of the network for its use AC 5 The evaluation proposes and compares alternative network designs SO 3 EXPLAIN NETWORK ADMINISTRATION The explanation identifies the tasks involved and outlines their requirements. (Technical AC 1 control, performance monitoring) The explanation outlines, for a range of factors, how response times are affected. (Speed of AC 2 devices, bandwidth, routing, queuing, processing time, priorities at host and nodes, message size) The explanation outlines the principles of network interconnections. (Inter-network protocols, AC 3 gateways) The explanation outlines and explains network security administration procedures. AC 4 (Generation, encryption, keys, passwords, logs, audits) AC 5 Network administration documentation is completed Module 6 – Business Problems and IT Solutions Author: LEARNER MANUAL Rel Date: 27/01/2018 Rev Date: 01/06/2023 Doc Ref: 48573 LM Mod 6 v-1 PAGE 23 CRITICAL CROSS FIELD OUTCOMES UNIT STANDARD CCFO WORKING Work effectively with others as a member of an organisation. UNIT STANDARD CCFO ORGANISING Organise and manage him/her self and his/her activities responsibly and effectively. UNIT STANDARD CCFO COLLECTING Collect, analyse, organise, and critically evaluate information. UNIT STANDARD CCFO SCIENCE Use science and technology effectively and critically, showing responsibility towards the environment and health of others. UNIT STANDARD CCFO DEMONSTRATING Demonstrate an understanding of the world as a set of related systems by recognising that problem solving contexts do not exists in isolation. UNIT STANDARD CCFO CONTRIBUTING Contribute to his/her full personal development and the social and economic development of the society at large by being aware of the importance of: reflecting on and exploring a variety of strategies to learn more effectively, exploring education and career opportunities and developing entrepreneurial opportunities. ESSENTIAL EMBEDDED KNOWLEDGE Module 6 – Business Problems and IT Solutions Author: LEARNER MANUAL Rel Date: 27/01/2018 Rev Date: 01/06/2023 Doc Ref: 48573 LM Mod 6 v-1 PAGE 24 All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source. SOUTH AFRICAN QUALIFICATIONS AUTHORITY REGISTERED UNIT STANDARD: Demonstrate an understanding of Wide Area Computer Networks (WAN`s), comparing them with Local Area Networks (LAN`s) SAQA ID UNIT STANDARD TITLE 114061 Demonstrate an understanding of Wide Area Computer Networks (WAN`s), comparing them with Local Area Networks (LAN`s) ORIGINATOR SGB Information Systems and Technology PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY - FIELD SUBFIELD Field 10 - Physical, Mathematical, Computer and Life Sciences Information Technology and Computer Sciences ABET UNIT STANDARD PRE-2009 NQF LEVEL NQF LEVEL CREDITS BAND TYPE Undefined Regular Level 5 Level TBA: Pre-2009 was 5 L5 REGISTRATION STATUS REGISTRATION START REGISTRATION END SAQA DECISION DATE DATE NUMBER Reregistered 2018-07-01 2023-06-30 SAQA 06120/18 LAST DATE FOR ENROLMENT LAST DATE FOR ACHIEVEMENT 2024-06-30 2027-06-30 In all of the tables in this document, both the pre-2009 NQF Level and the NQF Level is shown. In the text (purpose statements, qualification rules, etc), any references to NQF Levels are to the pre-2009 levels unless specifically stated otherwise. This unit standard does not replace any other unit standard and is not replaced by any other unit standard. PURPOSE OF THE UNIT STANDARD This unit standard is intended To provide fundamental knowledge of the areas covered For those entering the workplace in the area of Data Communications & Networking. As additional knowledge for those wanting to understand the areas covered. People credited with this unit standard are able to: Explain wide area computer networks (WAN`s) Evaluate a wide area network (WAN) Explain network administrationThe performance of all elements is to a standard that allows for further learning in this area. LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING The credit value of this unit is based on a person having prior knowledge and skills to: Demonstrate an understanding of fundamental mathematics (at least NQF level 3). Demonstrate PC competency skills (End-User Computing unit Standards, at least up to NQF level 3.). Describe data communications. Demonstrate an understanding of local area computer networks, by installing a networked workstation. UNIT STANDARD RANGE Module 6 – Business Problems and IT Solutions Author: LEARNER MANUAL Rel Date: 27/01/2018 Rev Date: 01/06/2023 Doc Ref: 48573 LM Mod 6 v-1 PAGE 25 N/A Specific Outcomes and Assessment Criteria: SPECIFIC OUTCOME 1 Explain wide area computer networks (WAN`s). ASSESSMENT CRITERIA ASSESSMENT CRITERION 1 1. The explanation identifies the components of a WAN and outlines their purpose. ASSESSMENT CRITERION RANGE Cables, cards, terminators, connectors, boot ROM, hubs, repeaters, servers. (at least 3). ASSESSMENT CRITERION 2 2. The explanation identifies the purpose of a WAN. ASSESSMENT CRITERION 3 3. The explanation identifies and compares WAN configurations. ASSESSMENT CRITERION RANGE Star, Bus, Ring ASSESSMENT CRITERION 4 4. The explanation identifies and compares WAN protocols. ASSESSMENT CRITERION RANGE Ethernet, TCP/IP, SNA ASSESSMENT CRITERION 5 5. The explanation identifies and compares WAN transport media. ASSESSMENT CRITERION RANGE Twisted pair; Coaxial cable; Optic fibre; Wireless (at least 2). SPECIFIC OUTCOME 2 Evaluate a wide area computer network (WAN). OUTCOME RANGE Network must include multiple sites connected via circuit / packet switching. ASSESSMENT CRITERIA ASSESSMENT CRITERION 1 1. The evaluation identifies the method of implementation of the WAN. ASSESSMENT CRITERION 2 2. The evaluation distinguishes categories of the network components, their functions & examples. ASSESSMENT CRITERION RANGE Hardware, software, communications