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Test your basic knowledge |
CCNA Network Fundamentals Vocab
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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 dotted decimal number that helps identify the structure of IP addresses. The mask represents the network and subnet parts of related IP addresses with binary 1s and the host part of related IP addresses with binary 0s
post office protocol
reserved link-local addresses
subnet mask
loopback
2. An IPv4 multicast address that is restricted to a local group or organization.
multicast group
limited scope address
Internet backbone
Internet Engineering Task Force
3. The standards body responsible for the development and approval of TCP/IP standards
Internet Engineering Task Force
maximum transmission unit
server message block
default gateway
4. The reference to text based logical interfaces on an ios device. These are accesses using telnet or ssh to perform administrative tasks. VTY lines are also called virtual type terminal.
Organizational Unique Identifier
virtual terminal line
pinout
RST
5. A 1-bit flag in the TCP header that is used to request to the higher layers for immediate delivery of the packet.
PSH
selective forwarding
Internet Assigned Numbers Authority
Logical link control
6. 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
transparent bridging
locally administered address
broadcast domain
channel
7. 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
intranet
broadcast address
latency
high-order bit
8. A network device - typically connected to a range of LAN and WAN interfaces - that forwards packets based on their destination IP addresses.
router protocol
router
FIN
redundancy
9. The process by which a device adds networking heads and trailers to data from an application for the eventual transmission of the data onto a transmission medium.
flooding
Open systems interconnection
full duplex
encapsulation
10. MDIX is an alternative operation of ethernet ports on a hub. In this mode - the mapping of the wire pairs used in the hub port is in a crossover configuration. This allows you to use a straight-through cable to interconnect the hub to another hub.
metropolitan-area network
Packet Tracer
media-dependent interface crossover
extended star
11. In IP subnetting - this refers to the portion of a set of IP addresses whose value must be identical for the addresses to be in the same subnet.
well known ports
server
collaborative
prefix length
12. Also known as boolean algebra. These consist of the AND OR and IF operations
collision domain
digital logic
manchester encoding
public address
13. The normal operation of ethernet ports on a hub. In this mode - the mapping of the wire pairs in the hub port is in a normal configuration. Some hubs provide a media-dependent interface/media-dependent interface - crossover switch. This switch is usu
packet
media-dependent interface (MDI)
filtering
user executive mode
14. A common name for ethernet technology that operates at 100 mbps.
resource records
noise
bridge
fast ethernet
15. 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.
intranet
peer
Address resolution protocol
virtual terminal line
16. The network that combines enterprise networks - individual users - and ISPs into a single global IP network.
Network time protocol
encode
loopback
Internet
17. A generic term from OSI that refers to the data - headers - and trailers about which a particular network layer is concerned.
layered model
Regional Internet Registries
extended star
protocol data unit
18. The forwarding of packets where the forwarding decision is taken dynamically - hop by hop - based on the conditions of downstream fowrading nodes.
4b/5b
selective forwarding
jam signal
subnet
19. A device that connects multiple network segments at the data link layer of the OSI model. Bridges were the predecessor to LAN switches.
locally administered address
domain name
logical network
bridge
20. In networking - a measurement of the speed of bits that can be transmitted over a particular link. It is the amount of data that can be transmitted in a certain amount of time. For digital bandwidth it is usually expressed in bits per second.
keyword
authentication
Internet Engineering Task Force
bandwidth
21. The networking layers whose processes are not affected by the media being used. In ethernet - these are all the layers from the LLC sublayer of data link upward.
address pool
bridge table
media independent
physical topology
22. In a web browser - an application the browser uses - inside the browser window to display some types of content. For example - a browser typically uses a plug-in to display video.
plug-in
ARP poisoning
media-dependent interface (MDI)
control data
23. Unique addresses that are public domain addresses.
high-order bit
globally scoped addresses
attenuation
protocol
24. A system of network design characterized by one or more major components that are required to maintain operation.
round-trip time
network
single point of failure
acknowledgment number
25. A data link layer address - for example a MAC address
user executive mode
broadcast domain
quality of service
physical address
26. 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
FIN
Organizational Unique Identifier
flooding
globally scoped addresses
27. A technique used to attack an ethernet network by sending fake ARP messages to an ethernet LAN. These frames contain false MAC addresses that confuse network devices - such as switches. As a result - frames intended for one node can be mistakenly sen
ARP poisoning
backoff algorithm
binary
quality of service
28. When used generically - this term refers to end-user data along with networking headers and trailers that are transmitted through a network. When used specifically - it is end-user data - along with the network or Internet layer headers and any highe
collision
code gropu
cyclic redundancy check
packet
29. A dotted decimal number defined by the IPv4 protocol to represent a network or subnet. It represents the network that hosts reside in. Also called a network number or network ID.
encode
cyclic redundancy check
network address
nonvolatile RAM (NVRAM)
30. A group that receives a multicast transmission. The members of a multicast group have the same mulitcast IP addressing to receive the same transmission.
store and forward
multicast group
Pad
source IP address
31. Another form of the root word converge in the phrase converged network. This kind of network aggregates various forms of traffic such as voice - video and data on the same network infrastructure. A more common usage represents the process by which ro
virtual terminal line
reserved link-local addresses
attenuation
convergence
32. A unit of measurement of the number of times 1000 bits can be transmitted in 1 second. 1 kbps = 1000bps
kilobits per second
segment
delimiter
cache
33. DNS data records. Their precise format is defined in RFC 1035. The most important fields in a resource record are Name - class - type and data.
directly connected network
AND
ARP cache
resource records
34. A series of documents and memoranda encompassing new research - innovations and methodologies applicable to Internet technologies. RFCs are a reference for how technologies should work.
scalability
Requests for Comments
SYN
MAC table
35. A method of computer processing in which different parts of a program run simultaneously on two or more computers that are communicating with each other over a network
multicast group
distributed
encapsulation
dynamic routing
36. A temporary storage where data that has been retrieved or calculated and is accessed frequently can be stored. After the data is stored in the cache - the processes can access the cached copy instead of accessing the original data. A cache reduces th
gigabit ethernet
cache
router protocol
routing
37. The MAC address that is permanently assigned to a LAN interface or NIC. It is called burned-in because the address is burned into a chip on the card - and the address cannot be changed. Also called universally administered address.
default route
routing
burned in address
encapsulation
38. An addressing scheme in which a network is partitioned into sections - with the section identifier forming one part of each destination's address and the destination identifier forming another
hierarchical addressing
enable password
manchester encoding
fault tolerance
39. This field of a frame signals the beginning or end of a frame.
multicast client
broadcast
directly connected network
delimiter
40. A 32-bit number - written in dotted decimal notation - used by the IP to uniquely identify an interface connected to an IP network. It is also used as a destination address in an IP header to allow routing - and as a source address to allow a compute
prefix length
Internet backbone
IP address
locally administered address
41. Part of a company's intranet that is extended to users outside the company
extranet
data termianl equipment
router
positional notation
42. Communication that only allows one station to receive while the other station is transmitting
pulse amplitude modulation
half duplex
classful addressing
fast ethernet
43. The minimum time a NIC or interface can take to send an entire frame. Slot time - then - implies a minimum frame size.
Network time protocol
distributed
server message block
slot time
44. Program used to download and send email. Email clients use POP3 to receive emails and use SMTP to send emails. Also called an email client
encapsulation
flooding
post office protocol
Mail user agent
45. A logical connection between devices in which the frames are passed between the devices. Virtual circuits are independent of the physical structure and may be established through multiple physical devices.
virtual circuit
fault tolerance
hierarchical addressing
authentication
46. From the priviledged mode - you can enter the device's global caonfiguration mode. From global configuration mode - you can configure global parameters or enter other configuration submodes such as interface - router and line configuration submodes.
source
global configuration mod
bridge table
signal
47. In the telnet application - commands are always introduced by a character with the decimal code 255 - known as the Interpret as Command character.
high-order bit
Interpret as command
octet
dynamic routing
48. On a switch - a table that lists all known MAC addresses - and the bridges/switch port out which the bridge/switch should forward frames sent to each MAC address.
decapsulation
MAC table
prviate address
Logical link control
49. A physical or a logical area in a LAN where the signals sent by the interfaces ma be subject o being combined. Within a collision domain - if a device sends a frame on a network segment - every other device on that same segment will receive that fram
classless addressing
physical media
RJ-45
collision domain
50. A related set of communications transactions between two or more network devices.
session
scope
connection oriented
collision domain