Which of the following is an example of Class B address?     a. A. 127.0.0.1 A. 127.0.0.1 b. B. 205.96.224.32 c. C. 11.1.1.32 d.   D. 168.100.1.32     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

A circuit-level gateway is an example of?           a. A. Firewall b. B. E-commerce payment method c. C. Intrusion detection software d. D. Port     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Hackers have been attacking your network. Your manager wants you to make a firewall hat blocks all connections from that organization. What type of firewall should you implement to protect your servers?         a. A. Packet filtering Firewall b. B. Application Gateway c. C. Network Address Translation Firewall d. D. Proxy Server Firewall     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which best represents half-duplex data transmission?           a. A. Data travels in only one direction b. B. Data travels in two directions, but only one direction at a time c. C. Data travels in two directions simultaneously, but only at half speed d. D. Data travels in two directions simultaneously     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which network component amplifies an electronic signal on a cable segment?           a. A. Bridge b. B. Repeater c. C. Router d. D. Hub     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is the function of a firewall?         a. A. Identifying DNS Servers for the DNS domain b. B. Maintaining a routing information table c. C. Providing encryption services d. D. Filtering Packets     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which port does the DNS (Domain Name System) use?           a. A. 21 b. B. 80 c. C. 53 d. D. 25     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Cody is troubleshooting his network and needs to prove he has connectivity between his network and a remote network. What is a troubleshooting method he can use to test connectivity?           a. A. PING b. B. Tracert c. C. Ipconfig d. D. Traceroute     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which of the following describes Dynamic Host Configuration Protocol (DHCP)?           a. A. The LAN access method used by Ethernet networks b. B. An IP address that allows a client and server to communicate on the same network c. C. A protocol that dynamically assigns IP addresses to devices on a network d. D. A private network     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which IP class assigns 8 bits for the network portion and 24 bits for the host portion of the addresses?           a. A. Class A b. B. Class B c. C. Class C d. D. Class D     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which hardware device operates on the network layer of the OSI reference model?           a. A. Repeater b. B. Hub c. C. Bridge d. D. Router     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which IP class uses 16 bits for the network portion and 16 bits for the host portion of the network IP address?       a.   A. Class A b.   B. Class B c. C. Class C d. D. Class D     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Thaddeus is an IT manager for a small company. He manages two locations across town from one another. What transmission media should he use to connect the two buildings in a network?           a. A. Cat 5 cable b. B. Cat 4 cable c. C. Fiber optic cable d. D. Thin coax cable     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Derrick plans to upgrade his company's network. He currently uses CAT 5 cabling. Which is the easiest and cheapest way for him to increase the companies netwrk bandwidth potential?           a. A. Upgrade the network using coax cable b. B. Upgrade using fiber optic cable c. C. Upgrade using Cat 6 cable d. D. Install a new wireless network     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which of the following is a junction between one high speed network and another?           a. A. Segment b. B. Network Access Point c. C. Wide Area Network d. D. Local Area Network     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is the purpose of CSU/DSU?         a. A. It enables a computer to communicate with other computers over telephone lines b.   B. It converts one protocol to another c. C. It controls transmissions from one node to another d. D. It terminates physical connections.     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

As an IT manager for a large company Jared wants to implement frame relay between his company and a business client. What should he do?           a. A. Lay fiber optic and digital cabling that frame relay uses b. B. Make plans to lease a T1 connection for data transmissions c. C. Make plans to lease a FT1 connection d. D. Use a simple telephone company to connect the office to a frame relay point     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is the purpose of a switch?         a. A. It enables a computer to communicate with other computers over telephone lines b. B. It converts one protocol to another c. C. It directs the flow of information from one node to another d.   D. It terminates physical connections.     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Shaniece is troubleshooting her network and needs to determine the path between a source and a destination computer. Which is the best diagnostic tool for her to use to find the path?           a. A. PING b. B. TRACERT c. C. NETSTAT d. D. IPCONFIG     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

The ICANN assigns your company the network address 206.57.26.0. Which address can you use for the default subnet mask?           a. A. 255.255.0.0 b. B. 255.255.255.255. c. C. 255.0.0.0 d. D. 255.255.255.0     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What protocol works at the application layer of the Internet Architecture model?           a. A. TCP (Transmission Control Protocol) b. B. HTTP (Hypertext Transfer Protocol) c. C. ARP (Address Resolution Protocol) d. D. IP (Internet Protocol)     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What protocol operates at the transport layer of the OSI reference model?           a. A. IP (Internet Protocol) b. B. Ethernet c. C. Transmission Control Protocol (TCP) d. D. Hypertext Transfer Protocol     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which common network component operates at the network layer (Layer 3) of the OSI reference model?           a. A. Router b. B. Bridge c. C. Repeater d. D. Hub     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is the purpose of the session layer (Layer 5) of the OSI reference model?           a. A. Establish, manage and terminate connections b. B. Forward and route packets to their destinations c. C. Interface with the end-user d. D. Provide reliable transparent transport between source and destination hosts     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which IEEE 802-series local area network (LAN) standard is a broadcast communication system that supports a data transmission rate of 10Mbps and uses the CSMA/CD access method?           a. A. Ethernet b. B. Fast Ethernet c. C. Token Ring d. D. Fiber Distributed Data Interface (FDDI)     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which protocol is an example of transport-layer protocol that operates within the OSI/RM layers?           a. A. Network File System b. B. Internet Protocol (IP) c. C. Sequenced Packet (SPX) d. D. Simple Mail Transfer Protocol (SMTP)     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which type of transmission media is a high capacity cable used for video and communication networks and consists of two wires (signal and ground)?           a. A. Shielded Twisted Pair Cable (STP) b. B. Unshielded Twisted Pair Cable (UTP) c. C. Coaxial Cable d. D. Fiber-Optic Cable     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

All networks consist of what three basic elements?           a. A. Protocols, Transmission Media and Networking Services b. B. Clients, Servers and Transmission Media c. C. Network Services, Clients and Services d. D. Shared Resources, Hosts and Transmission Protocols     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is the purpose of the network layer (Layer 3) of the OSI reference model?       a.   A. Establish and maintain a physical link b. B. Support end-to-end error recovery and flow control c.   C. Organize data into packets and route packets to destinations d. D. Provide data transmission to support standard application interfaces     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which hardware device can connect two TCP/IP networks with different addresses?         a.   A. A repeater b. B. A hub c. C. A bridge d. D. A router     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which Network Operating System originally used IPX/SPX?           a. A. Microsoft Server 2003 b. B. Novell Netware c. C. UNIX d. D. MacIntosh Tiger OS X     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What are the 3 parts of a data packet?         a.   A. Header, Data and the Hyperlink b. B. Metadata, Data and the Trailer c. C. Header, Data and the Trailer d. D. Header, Metadata and Local Links     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which protocol is non routable?           a. A. AppleTalk b. B. IPX/SPX c. C. NetBEUI d. D. TCP/IP     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What type of peer to peer network is used on file sharing networks like Gnutella and KaZaA?         a. A. Microsoft peer-to-peer network b. B. Server based network c. C. P2P network (Centralized) d. D. P2P network (Decentralized)     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which network topology connects network nodes through a central device (usually a hub)?           a. A. Ring b. B. Hybrid c. C. Star d. D. Bus     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which network topologies requires data to be broadcast to all nodes on the network that are connected to the same cable and is the least expensive topology to implement?           a. A. Star b. B. Ring c. C. Mesh d. D. Bus     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which network topology is the most expensive to implement?           a. A. Star b. B. Mesh c. C. Bus d. D. Ring     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which term refers to a Network Operating System's (NOS) ability to operate with other (NOS)?           a. A. Interoperability b. B. Conference c. C. Accessibility d. D. Open Software     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What layer is NOT part of the OSI/RM model?           a. A. Application b. B. Frameset c. C. Data Link d. D. Session     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is the name of the mathematical calculation that allows a receiving computer to verify whether or not a data packet is valid?           a. A. Page Validation b. B. Cyclical Redundancy Check (CRC) c. C. Address Resolution Protocol (ARP) d. D. Datagram Check Initiation (DCI)     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Which of the following is not a major networking protocol?           a. A. Network File System (NFS) b. B. TCP/IP c. C. IPX/SPX d. D. AppleTalk     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What network device is also known as a protocol converter and connects different types of networks (Microsoft and Novell) together?           a. A. Modem b. B. Bridge c. C. Router d. D. Gateway     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What type of cable is the most common network cable type that is created by copper wires and is subject to external electromagnetic interference?           a. A. UTP b. B. Coax c. C. Fiber Optic Cable d. D. STP     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

Caitlin needs a network that will support a bandwidth of 10 Gbps and can sustain rates up to 400 MHz?           a. A. Cat5 b. B. Cat6 c. C. Cat3 d. D. Cat6e     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What type of connector do we use at MSCC to connect our nodes to the network?           a. A. RJ-11 Connector b. B. BNC Connector c. C. RJ-45 Connector d. D. Crossover Connector     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What is a place at which wireless network users can access the network?           a. A. WAP (Wireless Access Point) b. B. WC (Wireless Cell) c. C. WEP (Wireless Equivalent Privacy) d. D. MAC (Media Access Control)     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

What IEEE standard does the Token Ring topology use?           a. A. 802.3z b. B. 802.11 c. C. 802.12 d. D. 802.5     Partially correct. Right! Good job! Sorry, incorrect answer.   This question has already been answered correctly! Points scored this item:  . Total points scored:  . Percent correct:  .

quit