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67 Cards in this Set
- Front
- Back
a PC on the network that requests information or services is considered what?
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Client
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What device on the PC helps define or label it on the network?
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Network Interface Card (NIC)
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NIC cards help break files into small data units across the network called what?
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Packets
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a PC on the network that provides information or services is considered what?
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Server
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What word describes the way that computers connect to each other in a network
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Topology
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What are the 4 most common network topologies?
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1. Bus
2. Ring 3. Star 4. Mesh |
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A Network topology where all computers connect to the network via a main line is called what?
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Bus
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What type of network topology has all the computers on the network
attach to a central ring of cable |
Ring
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where the computers on the network
connect to a central wiring point (usually called a hub); |
Star
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What type of network topology gives each computer a dedicated line to every other computer?
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Mesh
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Technologies such as star bus or star ring, that combine aspects of the other topologies to capitalize on their strengths and minimize their weakness are called what?
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Hybrid technologies
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The way a network is laid out on paper, with nice straight lines and boxes is called its what?
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Logical Topology
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What describes the typically messy computer network, with
cables running diagonally through the ceiling space or snaking their way through walls called? |
Physical Topology
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Every NIC in the world has a built-in identifier, a binary address unique to that single network card, called what?
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media access control
(MAC) address |
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What 4 things do packets contain?
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1. Recipient MAC Address
2. Sender MAC Address 3. Data 4. Data Check |
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What is performed to verify if the data was received in good order by the receiving
network card? |
Cyclic Redundancy Check (CRC)
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What are the 2 types of cables do the Ethernet standard support?
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1. UTP Unshielded Twisted Pair
2. Fiber Optic |
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What are the 3 speeds that Ethernet run at?
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1. 10 Mbps
2. 100 Mbps 3. 1000 Mbps |
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What are the 3 technologies that Ethernet networks employ?
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1. 10BaseT
2. 100BaseT 3. 1000BaseT |
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What is the Data speed for a CAT3 line?
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Up to 16 Mbps
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What is the data speed for a CAT5 line?
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Up to 100 Mbps
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What is the data speed for a CAT6 line?
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Up to 10Gbps
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What is the data speed for a CAT2 line?
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up to 4 Mbps
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What is the data speed for a CAT4 line?
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up to 20 Mbps
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What is the data speed for a CAT5e line?
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up to 1 Gbps
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What kind of cabling wires surrounded
by shielding to protect them from EMI, or electromagnetic interference? |
(STP) Shielded Twisted Pair
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10BaseT runs on what 3 cable types?
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CAT3
CAT4 CAT5 |
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100BaseT requires what cable type to run on?
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CAT5
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1000BaseT need all four pairs of wires in what cable types?
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CAT5e
CAT6 |
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The space in the ceiling, under the floors, and in the walls through which
cable runs is called what? |
Plenum
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What does a solid green NIC light indicate?
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connectivity
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What does no green NIC light indicate?
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no connectivity
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What does a flashing amber NIC light indicate?
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There are collisions on the network
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What does a flashing green NIC light indicate?
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There is intermittent connectivity
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What type of connection is this?
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SC Fiber
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What type of connection is this?
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ST Fiber
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What type of connector is this?
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MT-RJ Fiber Connector
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What type of connection is this?
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LC fiber connection
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Name some half duplex fiber connections
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ST, SC & LC
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What is probably the most common full duplex fiber connection?
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MT-RJ
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What are the 3 basic organizational groups for a Network Operating System?
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1. Client/Server
2. Peer to Peer 3. Domain Based |
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How many Windows users can concurrently access a shared file or folder?
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10 PC's
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Microsoft recommends that
peer-to-peer workgroups not exceed how many PC's |
15 PC's
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What type of network enables any or all of the machines on the network to act as a server?
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Peer to Peer Network
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What has a database that holds a list of all users and passwords in a domain?
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Domain Controllers
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To have network connectivity, you need to have three things in place. What are they?
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1. NIC
2. Protocol 3. Network Client |
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What is the address range for class A networks?
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1-126
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What is the address range for class B networks?
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128-191
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What is the address range for class C networks?
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192-223
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A fixed predetermined number that defines the function or session type is called what?
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Destination port
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short-lived transport protocol port for (IP) communications allocated automatically from a predefined range by the TCP/IP software is known as what?
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Ephemeral Port
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A permanent port number usually assigned to a server is known as what?
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Non Ephemeral Port
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Your host PC needs to know the address of the router in order to send packets outside of its LAN. What is this router called?
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Default Gateway
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Special Servers that keep databases of IP addresses and their cooresponding names are called what?
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(DNS) Domain Name Service
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What enables you to create a pool of IP addreses that are given temporarily to machines on a network?
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DHCP
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What are the 4 most common cmd prompt tools used to test TCP/IP?
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1. PING
2. IPCONFIG 3. NSLOOKUP 4. TRACERT |
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What cmd tool enables you to determine exactly what information the DNS server is giving you about a specific host name?
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NSLOOKUP
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What cmd utility shows the route that a packet takes to get to its destination?
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TRACERT
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The use of backslashes in fornt of the sharing system's name and a single backslash in front of the shared resources name is called what?
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(UNC) Universal Naming Convention
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what CMD tool allows you to view a network quickly?
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NET VIEW
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What is layer 1 of the OSI model?
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Physical
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What is layer 2 of the OSI model?
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Data Link
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What is layer 3 of the OSI model?
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Network
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What is layer 4 of the OSI model?
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Transport
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What is layer 5 of the OSI model?
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Session
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What is layer 6 of the OSI model?
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Presentation
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What is Layer 7 of the OSI model?
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Application
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