ITEC 1001- CH4 Networking and Immersive Reality
Cell towers are connected to:
base transceiver stations
A __ is a security system separating two networks or even computers on the same network.
firewall
IT professionals spend a lot of time protecting networks from unauthorized connections from outside into a LAN. However, there are times when it is necessary to allow outside connections to a LAN. This is referred to as _____ access.
remote
Telephone wire is also called ________ pair wire.
twisted
Three common servers include:
web servers file servers e-mail servers
Installing the printer is the third step in setting up a Wi-FI network at home.
False
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
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 it has a unique ___ address.
Internet Protocol (IP)
A collection of computers that are connected in a small geographic area such as an office, college campus, or in your home is called a _____.
LAN
The word "modem" stands for:
Modulator-Demodulator
Which three of the following items are needed to install a home Wi-Fi network?
An Internet signal A modem A router
An Internet connection that has enough bandwidth to allow multiple computers to be connected to the same router is called a ______ connection.
Broadband
Which of the following Ethernet cables has the largest bandwidth?
CAT 7 cable
Which three of the following are characteristics of microwaves?
Capable of transmitting Internet signals over long distances. Used to transmit Internet signals to and from satellites. Used to transmit Internet signals where wires may be impractical.
Base Transceiver Station
Choice, Emits weak microwave signals through cell tower's antenna Emits weak microwave signals through cell tower's antenna , Choice, Located at the base of a cell tower Located at the base of a cell tower
Which three of the following are characteristics of a router?
Connects networks Provides hardware firewall protection Usually incorporates switches
Often IP addresses are structured and assigned by a service called a(an) _____ or by a network administrator.
DHCP
The most popular network transmission media standard (the cable used) for LANs is ______.
Ethernet
Broadband is usually measured in __.
Mbps
IP Addresses are assigned by the Internet Corporation for Assigned Names and _____ (ICANN)
Numbers
Your home network's Wi-Fi name is its _____, and is transmitted by your wireless router every few seconds unless you turn it off.
SSID
Which three of the following statements are true about client/server networks?
Server-based models are popular because they provide more security than a peer-to-peer network. In this type of network when a client requests information or access to the Internet the request is controlled by the server. Server-based networks are designed to have individual computers and devices connected to the network interact through a central server computer.
Which of the following are the expenses found on a typical cell phone bill?
Taxes and surcharges Data plan charges Line charges
When two or more LANs have been connected using a public network a _____ is created.
WAN
The original protocol (standard) for Wi-Fi security that was widely introduced in 1999 but replaced in 2003 was known as ___.
WEP
The devices inside your phone that convert analog waves (such as sound waves) into digital signals that your phone can process are called __________.
analog-digital converters
The capacity of a particular transmission medium is called its ________.
bandwidth
The fastest growing Internet Service Provider media is __.
cellular Internet service
A computer that requests resources such as a web page, spreadsheet, image file, or services from another computer on a network is called a _______.
client
Television cable is also known as ______ cable.
coaxial
Smartphones are computers and can only process digital data. For this reason, all incoming sound waves must be changed to digital signals. This is done by a digital-analog _____.
converter
The technology that allows for the electronic communication of business-oriented transactions and information between people and organizations is called electronic:
data interchange
Routers that can send Internet signals over two distinct frequencies are called _____ routers.
dual-band
The cable that is most commonly used within a network is called ______ cable and is sold by category (CAT-7, for example).
ethernet
The transmission media with the largest bandwidth is ___.
fiber-optic cable
The technical term for electronic or online banking that uses computers and various technologies in place of checks and other paper transactions to transfer funds from one account to another is called Electronic ______ Transfer.
funds
A public Wi-Fi site is referred to as a _______.
hotspot
Because of the large infrastructure cost of building antennae and mobile switching stations, as well as leasing the rights to use radio frequencies, only ____ companies can compete nationally as cell phone providers.
large
Cell phones send and receive extremely weak _____ signals to and from cell towers.
microwave
Radio waves that transmit Internet signals to and from satellites in space are called ___.
microwaves
The device in a network that coverts analog (wave) signals into binary (digital) signals and vice-versa is a _______.
modem
Fiber-optic cable is ___ to install than coaxial (television) cable.
more expensive.
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 is called a ________.
network
If you do not want to sign a long-term contract, you might choose to purchase a _____ phone.
prepaid
If you just need a phone for emergencies, you might consider which of the following?
prepaid phone
WPA stands for Wi-Fi ____ access.
protected
If your Internet download or upload speeds are lower than advertised, contact your Internet Service _____.
provider
Sometimes called "cell phone carriers" or "mobile network operators," cell phone ______ sell subscriptions for cellular service.
providers
If you are in an area where your home network does not have any cell coverage, but you are still able to make a call, you are probably:
roaming
The device that connects two networks and often provides firewall protection is a ______.
router
The device that divides and connects two networks is a ___.
router
Your___provides firewall protection for your home network. It connects your home network to your ISP's network.
router
Client/server networks are also referred to as _______ based networks.
server
The device in a network that keeps track of connected devices' MAC addresses and is usually incorporated in a router is the _______.
switch
The device that allows several computers to use your home network with just one Internet connection is called a ___.
switch
The cell tower's base transmission station is connected to a mobile ____ station.
switching
The specific means by which your Internet signal is carried is called its _______ media.
transmission
The mobile switching station can connect calls to mobile switching stations belonging to other cellular networks.
true
In urban areas, the cell towers become more numerous and the cell signals transmitted by the cell towers are ____, than those in less populated areas.
weaker
Which of the following are examples of EFT transaction?
Direct deposit of your paycheck Automated teller machine (ATM) withdrawal of cash to use to buy a concert ticket Using your debit card to purchase gas
Which of the following are the characteristics of a base transceiver station?
Sends phone signals to the cellular provider's mobile switching station (MSS) Broadcasts weak microwave signals to create "cells" of mobile coverage Connected to a cell tower
WEP stands for _____ equivalent privacy. WEP has been replaced by the far more secure WPA2 protocol.
wired
Remote access connections must be secured using authentication and encryption software. ______ software confirms the identity of the user or computer system.
Authentication
The specific means by which your Internet signal is carried is called its __ media. Examples include fiber optic cable, coaxial (television) cable, twisted-pair (telephone) wire, and Ethernet cable.
transmission media
Mobile Switching Station
Choice, Transmits signals to the receiver's MSS Transmits signals to the receiver's MSS , Choice, Changes your cell and base transmission station as you travel Changes your cell and base transmission station as you travel
A signal transmitted every few seconds by a wireless router so that user's computers can find identify the Wi-Fi hotspot is called a(n):
SSID
Which two of the following sites offer Internet speed test services?
Speedtest.net TestMy.net
The wireless network privacy standard that was introduced in 2003 but was quickly replaced due to vulnerabilities was ___.
WPA
The standard for home network security is ___. Be sure yours is activated and that you have a strong password.
WPA2
A local _____ network (LAN) is a collection of computers that are connected in a small geographic area such as an office, college campus, or in your home.
area
The network portion of an IP address which is also called the ______ identifier is indicated by a certain number of bits, starting with the left-most bit.
network
A virtual _____ network (VPN) creates a secure connection between two computers.
private
Sometimes called an MSC server, the Mobile ______ Station identifies your phone's signal so that you can receive calls.
switching
Which three of the following statements are true about troubleshooting a home network?
Check to make sure the cables are not damaged and that all cables are properly connected. A poor signal can be an indicator that the hardware is outdated or improperly positioned. A device that is not positioned properly can cause weak signals and system issues.
Which three of the following statements are true about WANs?
Large organizations with many offices located across the globe often have individual LANs in each location that need to be connected in order to share data and information. When two or more LANs have been connected using a public network a WAN or Wide Area Network is created. The largest WAN on earth is the Internet.
Many 4G and 5G cellular Internet Service Providers offer a device that serves as a hotspot for your home and includes an integrated modem and router.
True
Which two of the following are true regarding IP addresses?
When you purchase your Internet service from an ISP you receive the right to use their block of assigned addresses. IP Addresses are assigned by the Internet Corporation for Assigned Names and Numbers (ICANN).
Which three of the following are the common reasons for purchasing broadband Internet service?
You have several devices online at the same time. You want to stream music or video. You need relatively high-speed Internet service.
The _____ portion of an IP address is indicated by the remaining bits that are present after the network identifier and identify the host of the network.
host
What do you call a connection to a Wi-Fi signal?
hotspot
Which two of the following are characteristics of fiber-optic lines?
Made of one or thousands of fibers High-speed transmission
Which 3 of the following are true regarding Wi-Fi?
Multiple devices can be connected to one signal. Transmit Internet signals via radio waves. Transmission connections are known as hotspots.
A cell phone tower is connected to a base _______ station that transmits weak microwave signals through the tower's antennae to create "cells" of coverage.
transceiver
Which 3 of the following are commonly used Internet transmission media?
(a) Coaxial (TV) cable (b) Telephone wire (d) Wi-Fi radio waves
Which three of the following are commonly used Internet transmission media?
(a) Coaxial cable (b) Ethernet cable (c) Fiber optic cable
If you receive both a modem and a wireless router from your ISP, place the following steps in the correct order if you wished to setup a Wi-Fi network.
1. Using either coaxial (for a cable modem), or twisted pair (for a DSL modem), connect the modem to the appropriate outlet. 2. Using Ethernet cable, connect the modem to the wireless router. 3. Turn on your computer and connect to the Wi-Fi signal.
Which three of the following statements are true about LANs?
A collection of computers that are connected in a small geographic area such as an office, college campus, or in your home. A home network LAN can consist of two computers, your TV, video game system, and a shared printer. Ethernet is the most popular networking standard for LANs.
Which three of the following statements are true regarding how IP addresses are determined?
An IP address is determined by the network on which it is hosted. All hosts on the same network share the same established network address, but are assigned a unique host number. Often IP addresses are structured and assigned by a service called a Dynamic Host Configuration Protocol (DHCP).
The technical term for electronic or online banking. _____ uses computers and various technologies in place of checks and other paper transactions to transfer funds from one account to another.
EFT
Which three of the following are the characteristics of cellular service?
Fastest-growing means of accessing the Internet Allows mobile devices to access the Internet Many smartphones can convert cellular signals into Wi-Fi signals
Which three of the following statements are true regarding troubleshooting network hardware issues?
If your network is not working it is a good idea to check the status of the indicator lights. Sometimes firmware updates can occur that can cause a network outage. If you experience trouble you may need to reboot the hardware device. A device that is not positioned properly can cause weak signals and system issues.
A switch tracks which device within a network sent a request based on the device's _______ address.
MAC
When choosing a cell phone provider, factors to consider include:
service speed network size/coverage pricing
