SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
CCNA Network Fundamentals Vocab
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
ccna
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A name - as defined by DNS that uniquely identifies a computer in the internet. DNS servers can then respond to the DNS requests by supplying the IP address that is used by the computer that has a particular domain name. This term also refers to the
source IP address
domain name
extranet
network address
2. An address used to represent a transmission from one device to all devices. In ethernet - the sepcial ethernet address FFFF.FFFF.FFFF is used as a destination MAC address to cause a frame to be sent to all devices on an ethernet LAN. In IPV4 - each s
peer
broadcast address
SYN
firewall
3. A signal on a medium used to support the transmission of data. Data is carried over the medium by modulation.
window size
virtual local area network
MAC table
carrier
4. IPv4 address of a network host. When talking about host addresses - they are the network layer addresses.
protocol suite
manchester encoding
host address
round-trip time
5. Define in RFC 1918 - an IP address that does not have to be globally unique because the address exists inside packets only when the packets are inside a single private IP internetwork. Private IP addresses are popularly used in most company today - w
pinout
destination IP address
encapsulation
prviate address
6. In ethernet a layer 2 device that receives an electrical signal in one port - interprets the bits - and makes a filtering or forwarding decision about the frame. If it forward - it sends a regenerated signal. Switches typically have many physical por
switch
segmentation
limited broadcast
classless addressing
7. The IPv4 address block 192.0.2.0 to 192.0.2.255 that is set aside for teaching and learning purposes. These addresses can be used in documentation and network examples.
test-net address
session
router protocol
fault tolerance
8. A process that uses the same ARP messages as a normal ARP - but by which a router replies instead of the host listed in the ARP request. When a router sees an ARP request that cannot reach the intended host - but for which the router knows a route to
Thicknet
proxy arp
plug-in
radio frequency interference
9. An international - nonprofit organization for the advancement of technology related to eletricity. IEEE maintains the standards defining many LAN protocols.
collaborative
Institute of Electrical and Electronics Engineers
standards
transparent bridging
10. The connection of devices on a common media. Sometimes a physical network is also referred to as a network segment.
router
physical network
internetwork
Internet Assigned Numbers Authority
11. In ethernet - the process performed by a bridge or switch when it decides that it should send a frame out another port.
classful addressing
physical network
forwarding
global configuration mod
12. A host or node that participates in some form of a group. For example - p2p technology defines a group of peers that participate jointly in the same activity - each one having a server and client component.
directed broadcast
query
peer
default route
13. A high-speed line or series of connections that forms a major pathway within a network. The term is often used to describe the main network connections comprising the Internet.
Interpret as command
administratively scoped address
media independent
Internet backbone
14. In LAN switches a reference to cases in which a frame is forwarded - or switche - when the incoming and outgoing interfaces use the same speed. It is the opposite of asymmetric switching.
carrier
bandwidth
symmetric switching
broadcast address
15. Defines which wires in a cable should connect to each pin on the connectors on both ends of a cable. For example - a UTP cable used for ethernet - used for a straight-through cable pinout - connects the wire at pin 1 on one end with the pin 1 on the
digital logic
pinout
physical network
octet
16. The origin of the PDU. This can be a process a host or a node - depending on the layer to which you are reffering.
interframe spacing
port
asynchronous
source
17. Resources used to manage or operate the network. Overhead consumes bandwidth and reduces the amount of application data that can be transported across the network.
link-local address
Institute of Electrical and Electronics Engineers
overhead
packet
18. A method of internal processing by LAN switches. The switch must receive the entire frame before it sends the first bit of the frame. Store and forward switch is the method used by cisco switches.
store and forward
Regional Internet Registries
signal
protocol
19. A rectangular cabling connector with eight pins - often used with ethernet cables.
Institute of Electrical and Electronics Engineers
broadcast address
RJ-45
server
20. Any combination of hardware device and/or software application designed to protect network devices from outside network users and/or malicious applications and files.
firewall
SYN
cyclic redundancy check
flow control
21. The IPv4 multicast addresses 224.0.0.0 to 224.0.0.255. These addresses are to be used for multicast groups on a local network. Packets to these destinations are always transmitted with a TTTL value of 1
reserved link-local addresses
maximum transmission unit
fiber-optic cable
collision
22. Routing table entry that is used to direct frames for which a next hop is not explicitly listed in the routing table. This route is used to forward a packet when no other known route exists for a give packet's destination address.
FIN
throuhpu
default route
scalability
23. A device that connects to a local digital telephone loop for a WAN circuit to a serial interface on a network device - typically connecting to a router. The CSU/DSU performs physical Layer 1 signaling on WAN circuits
well known ports
ARP cache
channel service unit/data service unit
maximum transmission unit
24. Refers to whether the performance of a device - attached to a particular type of LAN - can be accurately predicted. Token Ring LANS are deterministic - but ethernet LANS are non deterministic.
protocol
dynamic or private ports
deterministic
acknowledgment
25. The number of various unique digits - including 0 that a positional number system uses to represent numbers. For example - in the binary system (base 2) the radix is 2. In the decimal system the radix is 10.
prviate address
internetwork
Thicknet
radix
26. A 32-bit field in the tcp segment header that specifies the sequence number of the next byte this host expects to receive as a part of the TCP session. It is used to recognize lost packets and flow control
data termianl equipment
Optical time domain reflectometer
acknowledgment number
dynamic host configuration protocol
27. The design on networks that can continue to operate without interruption in the case of hardware - software or communications failures.
maximum transmission unit
signal
MAC table
fault tolerance
28. A protocol used to dynamically assign IP configurations to hosts. The services defined by the protocol are used to request and assign an IP address - default gateway - and DNS server address to a network host.
bit time
dynamic host configuration protocol
instant messaging
well known ports
29. A member of a multicast group. Every multicast client in each group has the same IP address. Multicast addresses begin with 224... and end with 239...
dynamic routing
multicast client
server message block
Network time protocol
30. A unicast IP address that is considered to have three parts: a network part - a subnet part - and a host part. The term classful refers to the fact that classful network rules are first applied to the address - and then the rest of the address can be
classful addressing
shielded twisted pair cable
ARP cache
argument
31. A term that describes IPv4 packets sent to all hosts in a particular network. In a directed broadcast - a single copy of the packet is routed to the specified network - where it is broadcast to all hosts on that network
jam signal
flooding
collision
directed broadcast
32. The process of obscuring information to make it unreadable without special knowledge - somtimes referred to as scrambling. The process takes the data to be encrypted and applies a mathematical formula to it along with a secret number. The resulting v
encryption
nonvolatile RAM (NVRAM)
fast ethernet
network
33. A device such as a desktop or mobile device that is used by an end user.
bandwidth
routing
end device
intranet
34. The structure and order of words in a computer language
fault tolerance
syntax
limited broadcast
physical network
35. Any communication in which the sender and receiver do not prearrange for communications to occur
connectionless
synchronous
post office protocol
router
36. Physical medium that uses glass or plastic threads to transmit data. A fiber-optic cable consists of a bundle of these threads - each of which is capable of transmitting data into light waves.
latency
fiber-optic cable
bridge table
layered model
37. A time period between ethernet frames that allows fairness with the CSMA/CD algorithm. Without a space between frames in other words - without some time with no frames being sent a NIC might always listen for silence - never hear silence and therefor
interframe spacing
signal
instant messaging
link-local address
38. Network layer protocol in the TCP/IP stack offering a connectionless internetwork service. IP provides features for addressing - type-of-service specification - fragmentation and reassembly - and security.
peer
IP
dotted decimal
plug-in
39. A command on many computer operating systems that discovers the IP addresses - and possibly host names - of the routers used by the network when sending a packet from one computer to another.
flash
syntax
ARP poisoning
tracert
40. To transfer data from the computer functioning as a server to the client computer you are using.
bandwidth
download
Network time protocol
logical network
41. A common name for ethernet technology that operates at 100 mbps.
packet
token passing
decapsulation
fast ethernet
42. TCP or UDP ports that range from 49152 to 65535 and are not used by any defined server applications.
Requests for Comments
fast ethernet
dynamic or private ports
nonreturn to zero
43. A 1-bit field in the TCP header that is used by a device that wants to terminate its session with the other device. This is done by inserting the FIN flag in the flag field found in the TCP segment
domain name
octet
global configuration mod
FIN
44. Normally - a relatively general term that refers to dfifferent kinds of networking devices. Historically - when routers were created - they were called gateways
segment
IP header
gateway
Address resolution protocol
45. An IPv4 multicast address that is restricted to a local group or organization.
user executive mode
window size
connection oriented
limited scope address
46. A form of transmission where one device transmits to all devices within the network or on another network
dynamic routing
half duplex
broadcast
selective forwarding
47. The learning of source addresses on incoming frames and adding them to the bridging table. After the table has been completed and when a frame is received on one of the bridge's interfaces - the bridge looks up the frame's destination address in its
segmentation
transparent bridging
physical media
media-dependent interface crossover
48. A model that consists of various layers that enable the development and explanation of technology to be done on a modular basis. This allows interoperability among different technologies among the different layers.
public address
server
layered model
broadcast domain
49. A network device that accesses a service on another computer remotely by accessing the network.
client
network address
carrier sense multiple access collision detect (CSMA/CD)
fast ethernet
50. A computer program that runs in the background and is usually initiated as a process. Daemons often support server processes.
router
daemon
switch
token passing