Cisco Ccna Level 1 - Chapter 4

Front 1

This piece of hardware connects devices to the network.

Back 1

NIC Card

Front 2

The layer that provides the means to transport the bits, that make up a data link layer frame, across the network media.

Back 2

Physical Layer

Front 3

Signals make up a pattern of electrical pulses with this media.

Back 3

Copper Cable

Front 4

This media has signals that are patterns of light.

Back 4

Fiber-optic cable

Front 5

Patterns of microwave transmissions make up this media.

Back 5

Wireless

Front 6

The organization that governs the TCP/IP Standards.

Back 6

IETF (Internet Engineering Task Force)

Front 7

Converting a stream of data bits into predefined code (groups of bits).

Back 7

Encoding

Front 8

This physical layer function makes up the electrical hardware, devices, media and otherconnectors that transmit and carry the signal to represent the bits.

Back 8

Physical Components

Front 9

The electrical, optical, or wireless signal that represents the 1s and 0s on the media.

Back 9

Signaling

Front 10

The method of representing the bits is called.

Back 10

Signaling Method

Front 11

The process of one wave (the signal) modifying another (the carrier).

Back 11

Modulation

Front 12

What does "b/s" stand for?

Back 12

Bits per second

Front 13

What does "kb/s" stand for?

Back 13

Kilobits per second

Front 14

What does "Mb/s" stand for?

Back 14

Megabits per second

Front 15

"Gb/s" stands for?

Back 15

Gigabits per second

Front 16

"Tb/s" stands for?

Back 16

Terabits per second

Front 17

The capacity of the medium to carry data is called?

Back 17

Bandwidth

Front 18

The measure of the transfer of bits across the media over a given period of time is called?

Back 18

Throughput

Front 19

The amount of time, to include delays, for data to travel from one given point to another

Back 19

Latency

Front 20

The measure of usable data transferred over a given period of time.

Back 20

Goodput

Front 21

Defined as an evenly spaced time duration for signals.

Back 21

Synchronous

Front 22

The arbitrarily spaced time duration for signals is called?

Back 22

Asynchronous

Front 23

Distorts or corrupts the data signals over copper.

Back 23

Electromagnetic Interference (EMI) or Radio Frequency Interference.

Front 24

Disturbance on copper caused by the electric or magnetic fields of a signal on one wire to an adjacent wire.

Back 24

Crosstalk

Front 25

This copper cable consists of four pairs of color-coded wires that have been twisted together and then encased in a flexible plastic sheath.

Back 25

Unshielded Twisted-Pair Cable

Front 26

More expensive and difficult to install, this copper cable consists of four pairs of wires each wrapped in a foil shield, which are then wrapped in an overall metallic braided foil.

Back 26

Shielded Twisted-Pair Cable

Front 27

This copper cable has conductors used to transmit electronic signals and a layer of flexible plastic insulation surrounding it. The insulating material is surrounded by a woven, copper braid, and the entire cable is covered with a cable jacket.

Back 27

Coaxial Cable

Front 28

This UTP cable is used for voice communication and phone lines.

Back 28

Category 3 (Cat 3)

Front 29

This UTP cable is used for data transmission up to 1000 Mb/s

Back 29

Category 5 (Cat5) or Category 5e (Cat 5e)

Front 30

Cable used for high-speed data transmission. Supports up to 10 GB/s.

Back 30

Category 6 (Cat 6)

Front 31

Standards organization that governs the standards for UTP cabling and LAN installations.

Back 31

TIA/EIA-568

Front 32

The standards organization that define the electrical characteristics of copper cabling is called.

Back 32

IEEE

Front 33

The connector UTP cables terminate with. It's essential that these are high-quality for optimal performance.

Back 33

RJ-45

Front 34

The most common type of networking cable to connect a host to a switch and a switch to a router.

Back 34

Ethernet Straight-through

Front 35

A cable used to interconnect similar devices; for example, a switch to a switch, a host to a host.

Back 35

Ethernet Crossover

Front 36

A Cisco proprietary cable used to connect a workstation to a router or switch console port.

Back 36

Rollover

Front 37

The data link sublayer that communicates with the network layer. It places information in the frame that identifies which network layer protocol is being used for the frame.

Back 37

Logical Link Control (LLC)

Front 38

This data link sublayer defines the media access process performed by the hardware.

Back 38

Media Access Control (MAC)

Front 39

The technique used for getting the frame on and off the media.

Back 39

Media Access Control Method

Front 40

The topology that refers to the physical connections and identifies how end devices and infrastructure devices are interconnected.

Back 40

Physical Topology

Front 41

The topology that refers to the way a network transfers frames from one node to the next.

Back 41

Logical Topology

Front 42

The WAN topology y that consists of a permanent link between two endpoints.

Back 42

Point to Point

Front 43

The WAN topology that uses a central site to interconnect branching sites using point to point links.

Back 43

Hub and Spoke

Front 44

The WAN topology that provides high availability but requires that every system be interconnected to every other system.

Back 44

Mesh