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COMPUTER NETWORK
  • Zna Reah

  • 問題数 100 • 9/25/2023

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    問題一覧

  • 1

    can send data directly using both wire and wireless way to your any unit you are using

    router

  • 2

    sending data through both wire and wireless

    wifi router

  • 3

    it only requires password and you will have auto generated ip address because of dhcp

    wifi router

  • 4

    sending data through wireless signal only

    wap

  • 5

    it requires password and assigned ip address that is given by the company

    wap

  • 6

    Sending data only through wire. Device can recognize unit because of individual mac address

    switch

  • 7

    sending data only through wire. Device that is non-intelligent

    hub

  • 8

    specialized network devices

    modem, router , hub, switch , wap, wifi router

  • 9

    is a computer hardware device that converts data from a digital format into a format suitable for an analog transmission medium such as telephone or radio

    modem

  • 10

    device that provides wi-fi and is typically connected to a modem

    router

  • 11

    it sends information from the internet to personal devices like computers, phones and tablets

    router

  • 12

    data transmission and broadcasting

    hub

  • 13

    is a hardware device used at the physical layer to connect multiple devices in the network

    hub

  • 14

    are widely used to connect LANs

    hub

  • 15

    has multiple parts and it is an non intelligent device

    hub

  • 16

    used to supplement router ports if your router has few ports or it you have many devices at one place

    switch

  • 17

    you might use ____ to cut down on wireless interference or use wires to increase speed

    switch

  • 18

    it can be a good way to increase speed

    switch

  • 19

    a networking device that allows wireless-capable devices to connect to a wired network

    wap

  • 20

    is simpler and easier to install to connect all the computers or devices in your network than to use wires and cables

    wap

  • 21

    device that performs the functions of a router and also includes the functions of a wireless access point

    wifi router

  • 22

    it is used to provide access to the internet or a private computer network

    wifi router

  • 23

    4 MAIN TYPES OF COMPUTER NETWORK

    PAN, LAN , MAN, WAN

  • 24

    connects electronic devices within a users immediate area

    pan

  • 25

    the size of a ___ ranges from a few centimetres to a few meters

    PAN

  • 26

    one of the most common real word examples of ____ is the connection between a bluetooth earpiece and a smartphone

    pan

  • 27

    a collection of devices connected together in one physical location such as a building office or home

    LAN

  • 28

    can be small or large ranging from a home network with one user to an enterprise network with thousands of users and devices in an office or school

    LAN

  • 29

    a computer network that is larger than a single building local area network but is located in a single geographic area that is smaller than a wide area network

    man

  • 30

    a large network of information sorry that is not tied to a single location

    wan

  • 31

    can facilitate communication, the sharing of information and much more between devices from around the world through a ___ provider

    wan

  • 32

    is a piece of networking hardware used to connect one network device to other devices or to connect two or more computers to share device use printers or scanners

    networking cable

  • 33

    is a type of copper cabling that is used for telephone communications and most internet networks

    twisted pair

  • 34

    a pair of wires forms a circuit that transmits data

    twisted pair

  • 35

    basic types of twisted pair cables

    unshielded twisted pair, shielded twisted pair

  • 36

    is the cable that has two or four pairs of wires

    unshielded

  • 37

    this type of cable relies solely on the cancellation effect produced by the _____ that limits against degradation caused by electromagnetic interface and radio frequency interference

    unshielded

  • 38

    is the most commonly used cabling and networks

    unshielded

  • 39

    each pair of wire is wrapped in metallic foil to better shield the wires from the noise

    shielded

  • 40

    the most common type of twisted pair cables that are used in a LAN are

    straight through cable, crossover cable

  • 41

    category cable wiring

    cat 3, cat 5/5e, cat 6/6a

  • 42

    is the wiring used for telephone systems and internet lan at 10 mb per second. Has 4 pairs of wires

    cat 3

  • 43

    has 4 pairs of wires with a transmission rate of 100 mbps

    cat 5/5e

  • 44

    is the most common network cables used (cat)

    cat 5/5e

  • 45

    has more twists per foot than cat 5 wiring

    cat 5e

  • 46

    is a copper cord cable surrounded by a heavy shielding

    coaxial cable

  • 47

    is used to connect the computers to the rest of the network

    coaxial cable

  • 48

    types of coaxial cable

    thicknet 10BASE5, thinnet 10BASE2, rg-59, rg-6

  • 49

    is a coaxial cable used in networks operating at 10 mbps with a maximum length of 500 m

    thicknet

  • 50

    a coaxial cable used in networks operating at 10 mbps with a maximum length of 185 meters

    thinnet

  • 51

    is most commonly used for cable television in the us

    rg-59

  • 52

    is higher quality cable, with more bandwidth and less susceptibility to interference

    rg-6

  • 53

    an optical fiber is a glass or plastic conductor that transmits information using light

    fiber optic cable

  • 54

    has one or more optical fibers enclosed in a sheath or jacket

    fiber optic cable

  • 55

    is not affected by EMI or RFI

    fiber optic cable

  • 56

    all signals are converted to light pulses to enter the cable and are converted back into electrical signals when they leave it

    fiber optic cable

  • 57

    this means that ____ can deliver signals that are clearer and can go farther, without compromising the clarity of signals

    fiber optic cable

  • 58

    2 types of glass fiber optic

    multimode, single mode

  • 59

    is the cable that has a thicker core

    multimode

  • 60

    it is easier to make, can use simpler light sources such as light-emitting diodes and works well over distances of a few kilometers or less

    multimode

  • 61

    is the cable that has a very thin core

    single mode

  • 62

    it is harder to make, uses lasers as a light source, and can transmit signals dozens of kilometers with ease

    single mode

  • 63

    is a network arranged within an individual person typically within a range of 10 metera

    pan

  • 64

    is used for connecting the computer devices of personal use

    pan

  • 65

    covers an area of 30 feet

    pan

  • 66

    was the first research scientist to bring the idea of the personal area network

    thomas zimmermann

  • 67

    is a group of computers connected to each other in a small area strata building or office

    lan

  • 68

    is used for connecting two or more personal computers to a communication medium such as twisted pair, coaxial cable, etc

    lan

  • 69

    it is less costly as it is built with inexpensive hardware such as hubs, network adapters, and ethernet cables

    lan

  • 70

    the data is transferred at an extremely faster rate

    lan

  • 71

    provides higher security

    lan

  • 72

    is a network that covers a larger geographic area by inter connecting a different lan to form a larger network

    man

  • 73

    government agencies use ___ to connect to the citizens and private industries

    man

  • 74

    various LANS are connected to each other through a telephone exchange line

    man

  • 75

    is used in communication between the banks in a city

    man

  • 76

    it can be used in an airline reservation

    man

  • 77

    it can be used in a college within a city

    man

  • 78

    it can also be used for communication in the military

    man

  • 79

    is a network that extends over a large geographical area such as states or countries

    wan

  • 80

    is quite bigger network than the LAN

    wan

  • 81

    is not limited to a single location but it spans over a large geographical area through a telephone line, fiber optic cable or satellite links

    wan

  • 82

    is one of the biggest wan in the world

    internet

  • 83

    is widely used in the field of business, government and education

    wan

  • 84

    examples of wide area network

    mobile broadband , last mile, private network

  • 85

    a 4g network is widely used across a region or country

    mobile broadband

  • 86

    a telecom company is used to provide the internet services to the customers in hundreds of cities by connecting their home with fiber

    last mile

  • 87

    a bank provides a private network that connects the 44 offices. this network is made by using the telephone list line provided by the telecom company

    private network

  • 88

    is a computer hardware device that converts data from a digital format into a format suitable for an analog transmission medium such as a telephone or radio

    modem

  • 89

    is a networking device that forwards data packets between computer networks

    router

  • 90

    perform the traffic directing functions between networks and on the global internet

    router

  • 91

    is a network hardware device for connecting multiple ethernet devices together and making them act as a single network segment

    hub

  • 92

    networking device that connects devices on a computer network by using packet switching to receive and forward data to the destination device

    switch

  • 93

    is a multi port network bridge that uses mac addresses to forward data at the data link layer

    switch

  • 94

    a networking device that allows wireless capable devices to connect to a wired network

    wap

  • 95

    it is simpler and easier to install ___ to connect all the computers or devices in your network than to use wires and cables

    wap

  • 96

    device that performs the functions of a router and also includes the functions of a wireless access point

    wifi router

  • 97

    it is used to provide access to the internet or a private computer network

    wi-fi router

  • 98

    are sets of rules governing communication within and between computers on a network

    internet protocols

  • 99

    four main items for internet connectivity

    ip address , subnet mask , default gateway , DNS Server Ip

  • 100

    it can be a computer, laptop, etc. with IP and MAC

    host/client

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