Chapter 4 Networking and Immersive reality

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Broadband internet service is only available in areas of ____________ cellular availability

4G

Select the true statements regarding dual band routers Can transmit WIFI signals in the 5.0 GHz frequency range. Can minimize the WIFI signal's interference from microwave ovens and car alarms Usually less expensive than single band routers Can transmit WIFI signals in the 2.4 GHz frequency range

Can transmit WIFI signals in the 5.0 GHz frequency range. Can minimize the WIFI signal's interference from microwave ovens and car alarms Can transmit WIFI signals in the 2.4 GHz frequency range

A ____________ will automatically assign IP addresses to a host who leases the IP addresses from the service provider.

DHCP

Often IP addresses are structures and assigned by a service called a ___________ or by a network administrator DHCP DCHP SPI ISP

DHCP

What does DHCP stand for?

Dynamic Host Configuration Protocol

Installing the printer is the third step in setting up a Wifi network at home T/F

F

These updates can cause network issues and can cause a network outage. If you experience trouble may need to reboot the hardware device.

Firmware updates

Your home WiFi gets its dynamic IP address from your ________.

ISP

When you request information from a website such as Wikipedia, the way its server knows which router to send the requested information to is because your router is identified by its ________ address

Ip

What does MAC stand for

Media Access Control

A signal transmitted every few seconds by a wireless router so that users' computers can find the Wi-Fi hotspot is called a(n) ___ . SSID ping handshake bluetooth

SSID

Every Wi-Fi signal is recognized by its ______________

SSID

What does SSID stand for?

Service Set Identifier

The signals needed to run a network travel on a variety of transmission media including Ethernet, phone, and cable TV (coax) lines. Check to make sure cables are not damaged and that all cables are plugged in properly.

Signal quality

All the devices sharing your router and WiFi signal share the same IP address. T/F

T

Disabling your router's SSID transmission makes it harder for piggybackers to use your bandwidth. T/F

T

Most home routers come with built in switches that identify the different computers, printers, game consoles and other devices that are connected to the router. T/F

T

The internet is based on a client server relationship T/F

T

Sprint and T-Mobile, AT&T and _______ are the major national cell phone providers in the US

Verizon

The standard for wireless network privacy and protection is known as ________ WEP WEP2 WPA WPA2

WPA2

All hosts on the same network share the same established network address but are assigned what?

a unique host number for example: 262.168.147.240 and 262.168.242

Select the characteristics of cellular service a. many smartphones can convert cellular signals into Wi-Fi signals b. provides broadband internet service in all areas c. allows mobile devices to access the internet d. fastest-growing ISP

a. many smartphones can convert cellular signals into Wi-Fi signals c. allows mobile devices to access the internet d. fastest-growing ISP

Selec the statements that are true regarding a Wi-Fi's SSID a. most routers transmit the SSID every few seconds so raoming devices can find the signal b. Once an SSID has been established it cannot be changed. c. In home networks, after all letgitimate devices have connected to SSID once, transmitting the SSID is unnecessary d. An SSID is the Wi-Fi's name

a. most routers transmit the SSID every few seconds so raoming devices can find the signal c. In home networks, after all letgitimate devices have connected to SSID once, transmitting the SSID is unnecessary d. An SSID is the Wi-Fi's name

Select what's true about packet switching a. the internet uses packet switching to transfer data and information between hosts b. packet switched networks rely on single fixed lines between hosts c. all packets are routed through a network based on the associated address information d. addressing information and data are included in each packet

a. the internet uses packet switching to transfer data and information between hosts c. all packets are routed through a network based on the associated address information d. addressing information and data are included in each packet

Select the statements that are true regarding switches a. usually integrated in the routers of home networks b. primary function is to connect two networks c. ensure correct data is transferred to and from the correct computers in networks d. connect computers and other devices within a network

a. usually integrated in the routers of home networks c. ensure correct data is transferred to and from the correct computers in networks d. connect computers and other devices within a network

Select what's true about how IP addresses are determined a. a home WiFi network will typically have the same IP address assigned to it every time someone logs on b. An IP address is determined by the network on which it is hosted c. Often IP addresses are structured and assigned by a service called a Dynamic Host Configuration Protocol (DHCP) d. all hosts on the same network share the same established network address, but are assigned a unique host number

b. An IP address is determined by the network on which it is hosted c. Often IP addresses are structured and assigned by a service called a Dynamic Host Configuration Protocol (DHCP) d. all hosts on the same network share the same established network address, but are assigned a unique host numbe

A 4G LTE cell phone signals often provide internet download speeds that _______ the download speeds of DSL providers a. are slower than b. meet or exceed

b. meet or exceed

Choose the reasons for purchasing broadband internet service a. you want to save money over a dial-up connection b. you need relatively high-speed internet service c. you have several devices online at the same time d. you want to stream music or video

b. you need relatively high-speed internet service c. you have several devices online at the same time d. you want to stream music or video

The amount of data that a transmission media can carry in a given amount of time is called the media's ______ bandwidth broadband width

bandwidth

Put the steps for how circuit switching works when placing a land line based phone call in the correct order a. when the call is received a circuit is established and will remain open for the entire length of your call b. dial a number, then the switch connects to other switches along the PSTN. This forms a physical path between your phone and the person you are calling. c. Pick up the receiver which creates an open a connection to the local telephone switch d. once you hang up the phone the circuit is disconnected and the switches and wire pathways that had been dedicated to your phone call are now free again.

c. b. a. d.

When you visit a web page, your computer and web browser act as a _____ because the computer is requesting Internet access from your ISP and the web browser is requesting the web pages from the web server that hosts the web site laptop mainframe server client

client

________ computer that requests resources such as a web page, spreadsheet, image file, or services from another computer or network

client

List examples of internet transmission media

coaxial TV cable Wifi radio waves telephone wire

An IP address is determined by the network on which it is ______________

hosted

What three items are required in order to set up a home Wi-Fi network? internet signal, modem, router modem, router, bluetooth internet signal, router, bluetooth internet signal, modem, bluetooth

internet signal, modem, router

Radio waves that transmit internet signals to and from satellites in space are called ____________ infrared waves microwaves gamma rays visible waves

microwaves

A _____ is a group of two or more devices/computers connected together to allow for the exchange and information and for the sharing of resources such as printers server network partnership client

network

IP addresses are assigned by the Internet Corporation for Assigned Names and ___________ (ICANN)

numbers

The device that connects 2 networks and often provides firewall protection is a ________

router

The device that divides and connects two networks is a _________ modem router WiFi switch

router

_Since ________ separates your home network from your ISP's network you should assign strong passwords.

router

_______ a computer that provides resources and services to client computers that request them

server

The device that allows several computers to use your home network with just on Internet connection is called a ____________ modem switch CPU

switch

_______ connect devices that are within the same network.

switches

__________ ensures that the correct data is sent to and from the correct device within the network

switches

___________ send and receive network requests to digital devices according to the device's unique media access control address

switches

To transmit large files from one server to another over the internet may use the File _______ Protocol.

transfer


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