Network Quiz Review PDF

Correct 1/1 Points 1.At which layer of the OSI model do you find the protocol responsible for the delivery of data to its ultimate destination on an internetwork? Data Link Network Session Application Correct 1/1 Points 2.Which of the following pairs of well-known ports are the default valu...

Correct 1/1 Points 1.At which layer of the OSI model do you find the protocol responsible for the delivery of data to its ultimate destination on an internetwork? Data Link Network Session Application Correct 1/1 Points 2.Which of the following pairs of well-known ports are the default values you would use to configure a POP3 email client? 110 and 25 143 and 25 110 and 143 80 and 110 25 and 80 Correct 1/1 Points 3.Which media type is not susceptible to electromagnetic interference (EMI)? Unshielded twisted pair cable Shielded twisted pair cable Coaxial cable Fiber-optic cable Correct 1/1 Points 4.Which method of data transfer allows information to be sent and received at the same time? Full duplex Half duplex Multiplex Simplex Correct 1/1 Points 5.Which access method is used in Ethernet? Token passing Full duplex CSMA/CA (Carrier Sense Multiple Access/Collision Avoidance) CSMA/CD (Carrier Sense Multiple Access/Collision Detection) Correct 1/1 Points 6.Which protocol maps known IP addresses to MAC addresses on a local network? ARP DHCP FTP RARP Correct 1/1 Points 7.Which layer of the Open Systems Interconnection (OSI) model is responsible for the logical addressing of end systems and the routing of datagrams on a network? Physical Data link Network Transport Session Presentation Application Correct 1/1 Points 8.Which cable type is a common choice for use on Ethernet networks? Thick Coaxial Thin Coaxial STP UTP Correct 1/1 Points 9.What is the maximum segment length of a 100BASE-TX cable? 50 meters 75 meters 100 meters 182 meters 550 meters Correct 1/1 Points 10.What can you replace a hub with that will also increase network performance? Switches Routers Bridges Gateways Correct 1/1 Points 11.What is the most commonly used DSL technology? ADSL HDSL IDSL SDSL VDSL Correct 1/1 Points 12.Which of the following devices can be used to connect two similar network segments but keeps network traffic separate on the two segments? CSU/DSU Switch Gateway Bridge Incorrect 0/1 Points 13.Which of the following protocols does the Ping utility use to exchange messages with another system? UDP TCP ICMP IGMP Correct 1/1 Points 14.A method to transmit ordinary telephone calls over the Internet using packetswitched technology. It can also use an existing IP network to provide access to the public switched telephone network Voice over Internet Protocol Correct answers: Voice Over IP (VOIP) Correct 1/1 Points 15.Which of the following organizations developed the Open Systems Interconnection (OSI) model? International Telecommunication Union (ITU-T) Comité Consultatif International Télégraphique et Téléphonique (CCITT) American National Standards Institute (ANSI) Institute of Electrical and Electronics Engineers (IEEE) International Organization for Standardization (ISO) Correct 1/1 Points 16.What is the maximum transmission speed supported by IEEE 802.11g? 2 Mbps 11 Mbps 54 Mbps 248 Kbps Correct 1/1 Points 17.How many pairs of wires are used in an RJ-45 connector? 2 3 4 8 Correct 1/1 Points 18.A technician wants to update the NIC driver for a computer. What is the best way to find new drivers for the NIC? Installation media that came with the NIC Windows Update The website for the manufacturer of the NIC The Microsoft website Correct 1/1 Points 19.What is the suggested maximum number of PCs in a peer-to-peer network? 10 25 50 100 Correct 1/1 Points 20.Which suite of protocols is used to transmit data across the Internet? AppleTalk ARP DNS IPX/SPX TCP/IP Correct 1/1 Points 21.At which of the following layers of the Open Systems Interconnection (OSI) model do the protocols on a typical local area network use MAC addresses to identify other computers on the network? Physical Data Link Network Transport Correct 1/1 Points 22.Which of the following explanations best describes the function of a Transmission Control Protocol (TCP) or User Datagram Protocol (UDP) port number? The port number indicates to the receiver that the sender can activate a specific port only. The port number is used by both the sender and the receiver to identify the application that generated the information in the datagram The port number is used only by the receiver to indicate the application process running on the sender. The port number is used by both the sender and the receiver to negotiate a well-known server port for the communicating processes. Correct 1/1 Points 23.The Internet is an example of which type of network? LAN SAN WAN WLAN Correct 1/1 Points 24.Which of the following is the connector used for 100BASE-T Ethernet cables? RJ-11 RJ-45 RJ-66 BNC Correct 1/1 Points 25.Which networking protocol translates a network name such as [www.cisco.com](http://www.cisco.com) into a unique IP address? APIPA ARP DHCP DNS Proxy ARP Correct 1/1 Points 26.Which dotted-decimal number is used to distinguish the network portion of the IP address from the host portion? Default gateway MAC address Physical address Subnet mask Correct 1/1 Points 27.Which of the following devices typically operates at the network layer of the Open Systems Interconnection (OSI) model? Proxy server Hub Network Interface Adapter Router Correct 1/1 Points 28.Which layer of the Open Systems Interconnection (OSI) model is responsible for dialogue control between two communicating end systems? Physical Data Link Network Transport Session Presentation Application Correct 1/1 Points 29.Which of the following Ethernet cable standards supports transmission speeds of more than 200 Mbps? CAT3 CAT4 CAT5 CAT6 Correct 1/1 Points 30.A model where the client requests information or services from the server. The server provides the requested information or service to the client. This model is designed for medium to large networks or networks that require enhanced security. Client-server model Correct answers: Client/Server Model Correct 1/1 Points 31\. If you can ping a website by address, but not by name, what is the problem? The web server is down. The DHCP server is down. The DNS server is down. The domain controller is down Correct 1/1 Points 32.Which of the following is the default well-known port number for the Hypertext Transfer Protocol (HTTP) used for web client/server communications? 22 20 80 1720 Correct 1/1 Points 33.A hardware address that identifies itself on the network, usually burned within or hard-coded onto a network card. MAC Address Correct 1/1 Points 34.Which of the following supports the longest transmission distance? Coaxial Cable UTP Cable STP Cable Fiber-optic cable Correct 1/1 Points 35.How can you determine the connection speed and signal strength of a wireless network connection on a Windows computer? A wireless access point utility A wireless network adapter Wireless NIC properties Windows Device Manager Correct 1/1 Points 36.What is the minimum cable rating required for a 1000BASE-TX network? CAT3 CAT5 CAT5e CAT6 Correct 1/1 Points 37.At what radio frequency does an IEEE 802.11g wireless network operate? 2.4 GHz 5.0 GHz 5.4 GHz 10 GHz Correct 1/1 Points 38.Which of the following provides name resolution on the Internet, including translating from hostnames to IP addresses?Which of the following provides name resolution on the Internet, including translating from hostnames to IP addresses? DHCP DNS WINS ARP Correct 1/1 Points 39.If you need to connect two computers directly to each other using FastEthernet without going through a hub or switch, what would you need? CAT3 crossover CAT5 crossover CAT3 Straight CAT5 Straight Incorrect 0/1 Points 40.Which of the following can be used to connect a WLAN to a wired LAN? Access Point Bridge Gateway CSU/DSU Microsoft 365 This content is created by the owner of the form. The data you submit will be sent to the form owner. 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