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ITEC 51 (Anda)
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  • 問題数 67 • 9/20/2024

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    問題一覧

  • 1

    An Application hands off a chunk of data to the TCP Library, Which turn to makes calls to the IP library, which in turn calls the LAN layer

    Layer

  • 2

    is the group of Applications requiring network communication

    Application Layer

  • 3

    establishes the connection between applications on different hosts

    Transport Layer

  • 4

    is responsible for creating the packets that move across the network

    Network Layer

  • 5

    is responsible for creating the frames that move across the network

    Data Link Layer

  • 6

    is the transceiver that drives the signals on the network

    Physical Layer

  • 7

    The speed at which data is transferred within the computer or between a peripheral device and computer

    Data Rate

  • 8

    is the amount of data move succesfully from one place to another in a given time period, and typically measured in bits per second (bps)

    Throughput

  • 9

    refers to the theoretical rate of speed that data on your network can travel

    Bandwidth

  • 10

    are modest sized buffers of data, transmitted as a unit through some shared set of links

    Packets

  • 11

    contains instructions about the data carried by the packet

    Header

  • 12

    The actual data is referred to as the

    Payload

  • 13

    sometimes called footer, typically contains a couple of bits that tell the receiving device that it has reached the end of packet

    Trailer

  • 14

    is the arrangement with which computer systems or network devices are connected to each other

    Topology

  • 15

    a set of entries in the forwarding table that cause some packets to circulate endlessly

    Routing Loops

  • 16

    is the reduced quality of a service that occurs when a network node or link is carrying more data than it can handle

    Congestion

  • 17

    Network overload is what happen when you place too many hosts in a broadcast domain

    Too Many Hosts in broadcast domain

  • 18

    Its a situation where there are unexpectedly too many requests on a network

    Broadcast Storms

  • 19

    refer to the size of the pipe in which internet data can travel through

    Bandwidth

  • 20

    when building out a network, there needs to be the integration of hubs

    Adding Retransmitting Hub

  • 21

    is where a network allows many many computers to speak to each other sinultaneously

    Multicasting

  • 22

    If the hardware is not optimal, this creates a bottle neck for the transmission of data

    Outdated Hardware

  • 23

    are any foreign devices on your network

    Roque Adapter Broadcasts

  • 24

    An Internet Service Provider can determine how fast it sends traffic over its network

    Artificial Congestion

  • 25

    is a communication protocol for Local Area Network (LAN) using media interfaces

    Ethernet

  • 26

    are independent networks but may be linked within a WAN through internet devices such as routers

    LAN

  • 27

    is the principal communication protocol in the internet protocol suite for relaying datagrams across the network boundaries

    Internet Protocol (IP)

  • 28

    originated in the initial network implementation which it complemented the Internet Protocol (IP)

    Transmission Control Protocol (TCP)

  • 29

    is a system designed to prevent unauthorized access to or from a private network

    Firewall

  • 30

    is useful to determine if another machine is accessible

    Ping

  • 31

    is an electronic device that receives a cignal and retransmits it

    Repeater

  • 32

    is networking hardware that connect devices on a computer network by using packet switching to receive and forward data

    Switches

  • 33

    is a multiport network bridge that uses MAC address to forward the data at the datalink layer of the OSI model

    Switches

  • 34

    in the telecom world, a repeater might be called a

    Digital Regenerator

  • 35

    Allowed branching and thus much more complex topologies

    Hub

  • 36

    Bridges later known as ____ came along a short time later

    Switches

  • 37

    Another category of Ethernet addresses is multicast used to transmit to a set of stations

    Ethernet Multicast

  • 38

    The set of subscribers to a given multicast address may be called

    Multicast Group

  • 39

    Ethernet packet contain a 32 Bit (Cyclical Redundancy Check) error detecting code

    Error

  • 40

    Fast Ethernet developed at the time 1995 when reliable switches below were widely available

    True

  • 41

    Fast Ethernet standard is 100BASE-TX which uses twisted pair copper wire (CAT5)

    True

  • 42

    Gigabit Ethernet 1000Base T uses called PAM5 Encodong

    True

  • 43

    are usually used to connect points on a company internet LAN

    Lan Switch

  • 44

    are frequently used in home networks, small companies and business

    Unmanage Switch

  • 45

    They can be customized to enchance the functionality of a certain Network

    Manage Switch

  • 46

    can support the power and data transmission over one cable at the same time

    Power over Ethernet (PoE)

  • 47

    Provide a way to simplify and increase the availability of the network

    Stackable Switch

  • 48

    is any broadcast domain that is partitioned and isolated in a computer network at the data link layer

    Virtual Lan (VLAN)

  • 49

    is a private network that encrypts and transmits data while travel from one place to another on the internet

    Virtual Private Network (VPN)

  • 50

    Each end of the connection is typically associated with a software created virtual network interface

    Virtual Private Network (VPN)

  • 51

    is the process of encrypting data and keeping it sepate from other traffic on the internet

    Tunneling

  • 52

    is a network architecture approach that enables network to be intelligently and centrally controlled or programmed using software applications

    Software Defined Networking (SDN)

  • 53

    this helps operators manage the entire network consistently and holistically regardless of the underlying network technology

    Software Defined Networking (SDN)

  • 54

    is a leased line to point to point link between two sites where the subscriber interface at each end of the line looks like Ethernet

    Carrier Ethernet

  • 55

    is a marketing term for extensions to Ethernet to enable telecommunications network providers

    Carrier Ethernet

  • 56

    is a communication protocol in a Local Area Network (LAN) where all the stations are connected in a ring topology

    Token Ring

  • 57

    is a means of transpoting data over a packet switch network

    Virtual Circuits

  • 58

    the switches are set up manually by the communication management station

    Permanent Virtual Circuits (PVC)

  • 59

    the switches are set up automatically when a communication session is established

    Switch Virtual Circuits (SVC)

  • 60

    is a network mechanism intended to accomodate real time traffic as well as bulkdata transfer

    Asynchronous Transfer Mode (ATM)

  • 61

    used a radio frequency signal instead of wires to connect your devices

    Wifi

  • 62

    The Organization that owns the WIFI registered trademark term

    WFI Allicance

  • 63

    stands for Worldwide Interoperability for Microwave Access

    WiMax

  • 64

    stands for Long Term Evolution, is more successor to current mobile 3G Standards

    LTE

  • 65

    uses radio waves transmitted by a cell tower to bring you your internet connection

    Fixed Wireless

  • 66

    Access points are usually tower mounted and serve multiple subscribers

    Terrestrial Wireless

  • 67

    Does not use telephone lines or cables system

    Satellite Internet