Cisco 640-802 .Q&A with explanations
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Table of ContentsTOPIC 1, DESCRIBE HOW A NETWORK WORKS (81 questions) 6 Section 1: Describe the purpose and functions of various network devices (9 questions)6 6 Section 2: Select the components required to meet a network specification (4 questions) 11 11 Section 3: Use the OSI and TCP/IP models and their associated protocols to explain how data flows in a network (12 questions) 14 Section 4: Describe common networked applications including web applications (4 questions) 26 Section 5: Describe the purpose and basic operation of the protocols in the OSI and TCP models (12 questions) 29 Section 6: Describe the impact of applications (Voice Over IP and Video Over IP) on a network (2 questions) 37 Section 7: Interpret network diagrams (7 questions) 39 Section 8: Determine the path between two hosts across a network (14 questions) 50 Section 9: Describe the components required for network and Internet communications (5 questions) 70 Section 10: Identify and correct common network problems at layers 1, 2, 3 and 7 using a layered model approach (8 questions) 77 Section 11: Differentiate between LAN/WAN operation and features (4 questions) 84 TOPIC 2, CONFIGURE, VERIFY, AND TROUBLESHOOT A SWITCH WITH VLANs AND INTERSWITCH COMMUNICATIONS (163 questions) 88 Section 1: Select the appropriate media, cables, ports, and connectors to connect switches to other network devices and hosts (6 questions) 88 Section 2: Explain the technology and media access control method for Ethernet networks (14 questions) 94 Section 3: Explain network segmentation and basic traffic management concepts (5 questions) 105 Section 4: Explain basic switching concepts and the operation of Cisco switches (13 questions) 109 Section 5: Perform and verify initial switch configuration tasks including remote access management (9 questions) 123 Section 6: Verify network status and switch operation using basic utilities (including: ping, traceroute, telnet, SSH, arp, ipconfig), SHOW & DEBUG commands (8 questions) 132 132 Section 7: Identify, prescribe, and resolve common switched network media issues, configuration issues, auto negotiation, and switch hardware failures (6 questions) 140 Section 8: Describe enhanced switching technologies (including: VTP, RSTP, VLAN, PVSTP, 802.1q) (35 questions) 145 Section 9: Describe how VLANs create logically separate networks and the need for routing betweenLeading (10way in IT testing and certification tools, www.testking.com them the questions) 181 -3-
Section 10: Configure, verify, and troubleshoot VLANs (11 questions) 191 Section 11: Configure, verify, and troubleshoot trunking on Cisco switches (14 questions) 202 202 Section 12: Configure, verify, and troubleshoot interVLAN routing (8 questions) 214 Section 13: Configure, verify, and troubleshoot VTP (11 questions) 225 Section 14: Configure, verify, and troubleshoot RSTP operation (5 questions) 238 Section 15: Interpret the output of various show and debug commands to verify the operational status of a Cisco switched network. (3 questions) 245 Section 16: Implement basic switch security (including: port security, trunk access, management vlan other than vlan1, etc.) (5 questions) 249 TOPIC 3, IMPLEMENT AN IP ADDRESSING SCHEME AND IP SERVICES TO MEET NETWORK REQUIREMENTS IN A MEDIUM-SIZE ENTERPRISE BRANCH OFFICE NETWORK (71 questions) 255 Section 1: Describe the operation and benefits of using private and public IP addressing (5 questions) 255 Section 2: Explain the operation and benefits of using DHCP and DNS (3 questions)259 259 Section 3: Configure, verify and troubleshoot DHCP and DNS operation on a router. (including: CLI/SDM) (1 question) 261 Section 4: Implement static and dynamic addressing services for hosts in a LAN environment (12 questions) 263 Section 5: Calculate and apply an addressing scheme including VLSM IP addressing design to a network (19 questions) 276 Section 6: Determine the appropriate classless addressing scheme using VLSM and summarization to satisfy addressing requirements in a LAN/WAN environment (23 questions) 297 Section 7: Describe the technological requirements for running IPv6 in conjunction with IPv4 (including: protocols, dual stack, tunneling, etc). (0 questions) 314 Section 8: Describe IPv6 addresses (1 question) 315 Section 9: Identify and correct common problems associated with IP addressing and host configurations (7 questions) 317 TOPIC 4, CONFIGURE, VERIFY, AND TROUBLESHOOT BASIC ROUTER OPERATION AND ROUTING ON CISCO DEVICES (207 questions) 326 Section 1: Describe basic routing concepts (including: packet forwarding, router lookup process) (3 questions) 326 Section 2: Describe the operation of Cisco routers (including: router bootup process, POST, router components) (23 questions) 329 Section 3: Select the appropriate media, cables, ports, and connectors to connect routers to other network devices and hosts (5 questions) 347 Section 4: Configure, verify, and troubleshoot RIPv2 (5 questions) 352 Section 5: Access and utilize the router to set basic parameters. (including: CLI/SDM) (6 questions) 356Leading the way in IT testing and certification tools, www.testking.com
Section 6: Connect, configure, and verify operation status of a device interface (8 questions) 362 Section 7: Verify device configuration and network connectivity using ping, traceroute, telnet, SSH or other utilities (8 questions) 373 Section 8: Perform and verify routing configuration tasks for a static or default route given specific routing requirements (11 questions) 380 Section 9: Manage IOS configuration files. (including: save, edit, upgrade, restore) (11 questions) 390 Section 10: Manage Cisco IOS. (13 questions) 401 Section 11: Compare and contrast methods of routing and routing protocols (32 questions) 412 Section 12: Configure, verify, and troubleshoot OSPF (34 questions) 440 Section 13: Configure, verify, and troubleshoot EIGRP (23 questions) 474 Section 14: Verify network connectivity (including: using ping, traceroute, and telnet or SSH) (5 questions) 497 Section 15: Troubleshoot routing issues (5 questions) 500 Section 16: Verify router hardware and software operation using SHOW & DEBUG commands. (7 questions) 506 Section 17: Implement basic router security (8 questions) 514 TOPIC 5, EXPLAIN AND SELECT THE APPROPRIATE ADMINISTRATIVE TASKS REQUIRED FOR A WLAN (12 questions) 521 Section 1: Describe standards associated with wireless media (including: IEEE WI-FI Alliance, ITU/FCC) (2 questions) 521 Section 2: Identify and describe the purpose of the components in a small wireless network. (Including: SSID, BSS, ESS) (2 questions) 522 Section 3: Identify the basic parameters to configure on a wireless network to ensure that devices connect to the correct access point (2 questions) 523 Section 4: Compare and contrast wireless security features and capabilities of WPA security (including: open, WEP, WPA-1/2) (3 questions) 525 Section 5: Identify common issues with implementing wireless networks. (Including: Interface, missconfiguration) (3 questions) 526 TOPIC 6, IDENTIFY SECURITY THREATS TO A NETWORK AND DESCRIBE GENERAL METHODS TO MITIGATE THOSE THREATS (8 questions) 528 Section 1: Describe today's increasing network security threats and explain the need to implement a comprehensive security policy to mitigate the threats (2 questions) 528 Section 2: Explain general methods to mitigate common security threats to network devices, hosts, and applications (2 questions) 530 Section 3: Describe the functions of common security appliances and applications (1 question) 531 Section 4: Describe security recommended practices including initial steps to secure network devices (3 questions) 532
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TOPIC 7, IMPLEMENT, VERIFY, AND TROUBLESHOOT NAT AND ACLs IN A MEDIUM-SIZED ENTERPRISE BRANCH NETWORK. (75 questions) 534 Section 1: Describe the purpose and types of ACLs (9 questions) 534 Section 2: Configure and apply ACLs based on network filtering requirements. (including: CLI/SDM) (24 questions) 541 Section 3: Configure and apply an ACLs to limit telnet and SSH access to the router using (including: SDM/CLI) (9 questions) 570 Section 4: Verify and monitor ACLs in a n