Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Operating Systems
Chapter 16 Terms
| Question | Answer |
|---|---|
| 100Base T | An Ethernet standard that operates at 100 Mbps and uses twisted pair cabling up to 100 meters. Also called Fast Ethernet. |
| 4G (Fourth Generation) | The ability to use a cell phone to browse the Internet, stream music and videos, play online games, and use instant messaging and video conferencing. 4G offer fastest speeds for cellular data |
| Ad Hoc Mode | A type of physical arrangement of the connection between computers where each computer serves as its own wireless access point and is responsible for securing each connection. |
| Bandwith | In relation to analog communications, the range of frequencies that a communications channel or cable can carry. In general use, the term refers to the volume of data that can travelon a bus or over a cable stated in bits per second. Also called Data thro |
| Base Station | A fixed transceiver and antenna used to create one cell within a cellular network. |
| BNC Connector | A connector used with thin coaxial cable. Some BNC connectors are T-shaped and called T-Connectors. One end connects to the NIC, and the other two ends connect to cables or end a bus formation with a terminator. |
| Bridge | A device that stands between two segments of a network and manages network traffic between them. |
| Broadband | A transmission technique that carries more than one type of transmission on the same medium, such as voice and DSL on a regular telephone line. |
| Bus Network | An older topology whereby all computers are connected in a sequential line. |
| Cable Internet | A broadband technology that uses cable TV lines and is always connected. |
| Cable Tester | A tool used to test a cable to find out if it is good or to find out what type of cable it is if the cable is not labled. |
| CAT 3 | Category 3 cable, A rating used for UTP cables that is less expensive than the more popular CAT 5 cable. |
| CAT 5 | Category 5 cable. A rating used for UTP cables. CAT 5 or higher cabling is required for Fast Ethernet. |
| CAT 6 | Category 6 cable. A rating used for UTP cables that has less crosstalk than CAT 5 or CAT 5e cables. CAT 6 cables contain a plastic cord down the center of the cable that helps to prevent crosstalk |
| CAT 6A | A rating used for UTP cables that is thicker than CAT 6 and used by 10GBase-T. |
| CDMA | Code Division Multiple Access. A protocol standard used by cellular WANs and cell phones. |
| Coaxial Cable | A cable that has a single copper wire down the middle and a braided shield around it. |
| Cellular Network | A netowrk thta can be used when a wireless network must cover a wide area. the network is made up of cells, each controlled by a base station. Also called Cellular WAN |
| Crimper | A tool used to attach a terminator or connector to the end of a cable |
| Crossover Cable | A cable used to connect two like devices such as a hub to a hub or a pc to a pc to make the simplest of all networks. |
| Data Throughput | See Bandwidth. In relation to analog communications, the range of frequencies that a communications channel or cable can carry. In general use, the term refers to the volume of data that can travelon a bus or over a cable stated in bits per second. |
| DSL | Digital Line Subscriber. A telephone line that carries igital data from end to end, and is used as a type of broadband internet access |
| Enhanced CAT 5 | An improved version fo the CAT 5 cable that reduces crosstalk |
| F Connector | A connector usedwith an RG-6 coax cable and is used for connections to a TV. Has single copper wire. |
| Fast Ethernet | See 100Base-T. An ethernet standard that operates at 100 Mbps and uses twisted pair cabling up to 100 meters |
| Fiber Optic | A dedicated, leased line used for internet access that uses fiber optic cable from the ISP to a residence or place of business. |
| Fiber Optic Cable | A cable that transmits signals as pulses of light over glass or plastic strands inside protected tubing. |
| Full Dubplex | Communication that happens in two directions at the same time. |
| Fully Connected Mesh Topology | A network where each node connects to every node on the network. |
| Gigabit Ethernet | A version of ethernet that supports rates of data transfer up to 1gigabit per second. |
| GSM | Global System for mobile Communications. An open standard for cellular WANs and cellphones that use digital communication of data and is accepted and used worldwide. |
| Half Duplex | Communication between two devices whereby transmission takes place in only one direction at a time. |
| Hub | A network device or box that provides a central location to connect cables and distributes incoming data packets to all other devices connected to it. |
| Hybrid Network | A network where a star network uses mulitple switches in sequence and the switches form a bus network. |
| Internet Appliance | A type of think client that is designed to make it easy for a user to connect to to the internet, browse the web, use email, and perform other simple chores on the internet. |
| Internet Service Provider | A commercial group that provides internet access for a monthly fee. AOL, Earthlink, and Comcast are large ISPs. |
| ISDN | Integrated Services Digital Network. A broadband telephone line that can carry data at about 5 times the speed of regular telephone lines. 2 channels share a single pair of wires. ISDN has been replaced by DSL |
| Keystone RJ-45 Jack | A jack that is used in an RJ-45 wall jack |
| LAN | Local Area Network. A computer network that covers only a small area, usually within one building |
| Latency | Delays in network transmissions resulting in slower network performance. Latency is mesured by the round trip time it takes for a data packet to travel from source to destination and back to source. |
| LC Connector | A newer type of connector used by fiber optic cables and can be used with either single mode or multi mode fiber optic cables. |
| Line of Sight Connectivity | A connection used by satelites that requres no obstruction from mountains trees and tall buildings from the satelite dish to the satellite. |
| Loopback Plug | A device used to test a port in a computer or other device to make sure the port is working and might also test the throughput or speed of the port. |
| MAN | Metropolitan Area Network. A type of network that covers a large city or campus. |
| Mesh Network | Each node that uses the networkis responsible for sending and receiving transmissions to any other node to which it wants to communicate with a central point of communication. |
| MT RJ Connector | Mechanical Transfer Registered Jack. A newer type of connector used by fiber optic cables and can be used with either single mode or multi mode fiber optic cables. |
| Network Adapter | See Network Interface Card. An expansion card that plugs into a comptuer's motherboard and provides a port on the back of the card to connect a computer to a network. |
| Network Attached Storage | A device that provides multiple bays for hard drives and an ethernet port to connect to the network. The device is likely to support RAID. |
| Network Multimeter | A multi-functional tool that can test network connectins, cables, ports, and network adapters. |
| PAN | Personal Area Network. A small network considsting of personal devices at close range; the devices can include cell phones, PDA's and notebook computers. |
| Patch Cable | See Straight-through cable. A cable used to connect a computer to a switch or other network device. |
| Patch Panel | A device that provides multiple network ports for cables that converge in one location such as an electrical closet or server room. |
| Power over Ethernet | A feature that might be available on high-end wired network adapters that allows power to be transmitted over ethernet cable to remote devices. |
| Punchdown Tool | A tool used to punch individual wires from a ntwork cable to thier slots to terminate the cable. |
| RG-6 | Coaxial cable used for cable TV and replaced the older RG 59 coax cable. |
| RG-59 | Coaxial cable used for cable TV. Older and thinner than RG 6. |
| Ring Network | A type of network where nodes form a ring |
| RJ-11 | See RJ-11 jack. A phone line connection or port found on modems, telephones, and house phone outlets. |
| RJ-45 | RJ Stands for Registered Jack. A port that looks like a large phone jack and used by twisted pair cable to connect to a wired network adapter or other hardware device. |
| SC Connector | Subscriber Connector or Standard Connector. A type of connector used by fiber optic cables and can be used with either single or multi mode fiber optic cables |
| Shielded Twisted Pair | A cable that is made of one or more twisted pairs of wires and is surrounded by a metal shield. |
| SIM Card | Subscriber Identity Module. A small flash memory card that contains all the information a device needs to connect to a cellular network, including a password and other authentication information needed to access the network, encryption standards used, and |
| ST Connector | Straight Tip Connector. A type of connector used by fiber optic cables and can be used with either single or multi mode fiber optic cables. |
| Star Network | A network configuration that uses a centralized device such as a switch or hub to mainage traffic on the network. |
| Straight Through Cable | A cable used to connect a computer to a switch or other network device, also called a Patch Cable. |
| Switch | A device used to connect nodes on a network in a star network topology. it also segments the network to improve network performance by deciding which network segment is to receive a packet, on the basis of the packet's destination MAC address. |
| T568A | Standard for wiring twisted pair network cabling and RJ-45 connectors and have the green pair connected to pins 1 & 2 and the orange pair to pins 3 & 6. |
| T658B | Standard for wiring twisted pair network cabling and RJ-45 connectors and have the range pair connected to pins 1 & 2 and the green pair to pins 3 & 6. |
| Tone Probe | A 2 part kit that is uese to find cables in the walls of a building. |
| Toner Probe | See Tone Probe. A 2 part kit that is uese to find cables in the walls of a building. |
| Topology | The physical arrangement of the connections between computers in a network. |
| Twisted Pair Cabling | Cabling, such as a network cable that uses pairs of wires twisted together to reduce crosstalk. |
| Unshielded Twisted Pair Cable | The most popular cabling method for local networks and is the least expensive and is commonly used on LANs. The cable is made of twisted pairs of wires and is not surrounded by shielding |
| VOIP | Voice Over Internet Protocol. A TCP/IP protocol and an application that provides voice communication over a network. AKA Internet Telephone. |
| VOIP Phone | Voice Over Internet Protocol. A telephone that connects to a network and uses the VOIP TCP/IP protocol for voice communication over the network or the internet |
| WAN | Wide Area Network. A network or group of networks that span a large geographical area. |
| Wire Stripper | A tool used when terminating a cable. The tool cuts away the plastic jacket or coating around the wires ina cable so that the connector can be installed on the end of the cable. |
| Wireless LAN | A type of LAN that does not use wires or cables to create connections but instead transmits data over radio or infrared waves. |
Created by:
10153366822414733
Popular Computers sets