Network+ Certification Readiness Review

• What do Network+ exam questions look like?
• In what topic and skill areas am I proficient/deficient?
• How should I focus my studies?
• Am I ready for the real exam?

Use this Readiness Review to evaluate your proficiency with the skills and knowledge tested on the Network+ exam, including:

• Media and topologies
• Protocols and standards
• Network implementation
• Network support

After completing your practice sessions, use the companion book to review helpful explanations for all responses-right and wrong-and to identify areas for further study. Sharpen your test-taking skills, save valuable time and money, and build your confidence for the real exam with Readiness Review. It's the smart way to prep!

Contents

Welcome to Network+ Certification

Objective Domain 1: Media and Topologies

Objective 1.1: Recognize the following logical or physical network topologies given a schematic diagram or description: star/hierarchical, bus, mesh, ring, wireless

Objective 1.2: Specify the main features of 802.2 (LLC), 802.3 (Ethernet), 802.5 (token ring), 802.11b (wireless), and FDDI networking technologies, including speed, access method, topology, media

Objective 1.3: Specify the characteristics (e.g., speed, length, topology, cable type, etc.) of the following: 802.3 (Ethernet) standards, 10BASE-T, 100BASE-TX, 10BASE2, 10BASE5, 100BASE-FX, Gigabit Ethernet

Objective 1.4: Recognize the following media connectors and/or describe their uses: RJ-11, RJ-45, AUI, BNC, ST, SC.

Objective 1.5: Choose the appropriate media type and connectors to add a client to an existing network

Objective 1.6: Identify the purpose, features, and functions of the following network components: hubs, switches, bridges, routers, gateways, CSU/DSUs, network interface cards/ISDN adapters/system area network cards, wireless access points, modems

Objective Domain 2: Protocols and Standards

Objective 2.1: Given an example, identify a MAC address

Objective 2.2: Identify the seven layers of the OSI model and their functions

Objective 2.3: Differentiate between the following network protocols in terms of routing, addressing schemes, interoperability, and naming conventions: TCP/IP, IPX/SPX, NetBEUI, AppleTalk

Objective 2.4: Identify the OSI layers at which the following network components operate: hubs, switches, bridges, routers, network interface cards

Objective 2.5: Define the purpose, function and/or use of the following protocols within TCP/IP: IP, TCP, UDP, FTP, TFTP, SMTP, HTTP, HTTPS, POP3/IMAP4, TELNET, ICMP, ARP, NTP

Objective 2.6: Define the function of TCP/UDP ports. Identify well-known ports

Objective 2.7: Identify the purpose of the following network services (e.g., DHCP/ BOOTP, DNS, NAT/ICS, WINS, and SNMP)

Objective 2.8: Identify IP addresses (IPv4, IPv6) and their default subnet masks

Objective 2.9: Identify the purpose of subnetting and default gateways

Objective 2.10: Identify the differences between public vs. private networks

Objective 2.11: Identify the basic characteristics (e.g., speed, capacity, media) of the following WAN technologies: packet switching vs. circuit switching, ISDN, FDDI, ATM, Frame Relay, SONET/SDH, T1/E1, T3/E3, OCx

Objective 2.12: Define the function of the following remote access protocols and services: RAS, PPP, PPTP, ICA

Objective 2.13: Identify the following security protocols and describe their purpose and function: IPsec, L2TP, SSL, Kerberos

Objective Domain 3: Network Implementation

Objective 3.1: Identify the basic capabilities (i.e., client support, interoperability, authentication, file and print services, application support, and security) of the following server operating systems: UNIX/Linux, NetWare, Windows, Macintosh

Objective 3.2: Identify the basic capabilities (i.e., client connectivity, local security mechanisms, and authentication) of the following clients: NetWare, UNIX/Linux, Windows, Macintosh

Objective 3.3: Identify the main characteristics of VLANs

Objective 3.4: Identify the main characteristics of network attached storage

Objective 3.5: Identify the purpose and characteristics of fault tolerance

Objective 3.6: Identify the purpose and characteristics of disaster recovery

Objective 3.7: Given a remote connectivity scenario (e.g., IP, IPX, dial-up, PPPoE, authentication, physical connectivity, etc.), configure the connection

Objective 3.8: Identify the purpose, benefits, and characteristics of using a firewall

Objective 3.9: Identify the purpose, benefits, and characteristics of using a proxy

Objective 3.10: Given a scenario, predict the impact of a particular security implementation on network functionality (e.g., blocking port numbers, encryption, etc.)

Objective 3.11: Given a network configuration, select the appropriate NIC and network configuration settings (DHCP, DNS, WINS, protocols, NetBIOS/host name, etc.)

Objective Domain 4: Network Support

Objective 4.1: Given a troubleshooting scenario, select the appropriate TCP/IP utility from among the following: Tracert, Ping, Arp, Netstat, Nbtstat, Ipconfig/Ifconfig, Winipcfg, Nslookup

Objective 4.2: Given a troubleshooting scenario involving a small office/home office network failure (e.g., xDSL, cable, home satellite, wireless, POTS), identify the cause of the failure

Objective 4.3: Given a troubleshooting scenario involving a remote connectivity problem (e.g., authentication failure, protocol configuration, physical connectivity), identify the cause of the problem

Objective 4.4: Given specific parameters, configure a client to connect to the following servers: UNIX/Linux, NetWare, Windows, Macintosh

Objective 4.5: Given a wiring task, select the appropriate tool (e.g., wire crimper, media tester/certifier, punch down tool, tone generator, optical tester, etc.)

Objective 4.6: Given a network scenario, interpret visual indicators (e.g., link lights, collision lights, etc.) to determine the nature of the problem

Objective 4.7: Given output from a diagnostic utility (e.g., Tracert, Ping, Ipconfig, etc.), identify the utility and interpret the output

Objective 4.8: Given a scenario, predict the impact of modifying, adding, or removing network services (e.g., DHCP, DNS, WINS, etc.) on network resources and users

Objective 4.9: Given a network problem scenario, select an appropriate course of action based on a general troubleshooting strategy

Objective 4.10: Given a troubleshooting scenario involving a network with a particular physical topology (i.e., bus, star/hierarchical, mesh, ring, and wireless) and including a network diagram, identify the network area affected and the cause of the problem

Objective 4.11: Given a network troubleshooting scenario involving a client connectivity problem (e.g., incorrect protocol/client software/authentication configuration, or insufficient rights/permission), identify the cause of the problem.

Objective 4.12: Given a network troubleshooting scenario involving a wiring/infrastructure problem, identify the cause of the problem (e.g., bad media, interference, network hardware)

Glossary

Index