Networking and Connecting to the Internet
The redundancy of Internet connectivity is based on a technology called ___
packet switching
The Internet was based on a Department of Defense computer network called
ARPAnet
Of following, ___ has the most bandwidth.
CAT 7 cable
Which three of the following are the web browsers?
Chrome Edge Firefox
WWW stands for:
World Wide Web
Hypertext made the ___ .
World Wide Web possible.
An Internet connection capable of supporting multiple devices at once is called a ___ connection.
broadband
Software applications that allow users to access and surf the World Wide Web are called:
browsers
Television cable is also known as ___ cable.
coaxial
A ___ name, such as reddit.com, specifies the server or servers supporting a website.
domain
TLD refers to the highest level in the ___ name hierarchy.
domain
The word "modem" stands for:
Modulator-Demodulator
Which 3 of the following are true regarding Wi-Fi? Multiple select question.
Multiple devices can be connected to one signal. Transmit Internet signals via radio waves. Transmission connections are known as hotspots.
Paul Baran developed a technology called:
packet switching that made the Internet reliable (and possible!).
Information is transferred over the Internet in small data groupings called
packets
SAGE was developed during the ___ War.
cold
Domain names and IP addresses on the Internet are managed by ___
the Internet Corporation of Assigned Names and Numbers (ICANN)
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.
Router
Connects two networks
ARPA (now called DARPA) stands for the ___.
Advanced Research Projects Agency
ARPA stands for ___
Advanced Research Projects Agency
Remote access connections must be secured using authentication and encryption software. ______ software confirms the identity of the user or computer system.
Authentication
Which three of the following statements are true regarding switches?
Connect computers and other devices within a network Usually integrated in the routers of home networks Ensure correct data are transferred to and from the correct computers in networks
Switch
Connects devices within a network
Modem
Converts analog signals into digital signals, and digital signals into analog signals
Select the browser that comes included with Windows Operating Systems.
Edge
Which three of the following statements are true regarding fiber-optic Internet service?
Fastest home network option (if available) Not available in all areas Signal is carried by light waves so it is less subject to electromagnetic interference.
Which of the following three are Internet service options?
Fiber Optic Cable Satellite
The largest WAN on the earth is the
Internet
The network that encompasses all the networks around the world that are connected to each other using TCP/IP is referred to as the ___
Internet
Servers identify your router by its __ 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
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.
Which three of the following are the characteristics of networks?
Provide the ability to share files and information Allow users to share resources which saves money and time Allow users to access other networks and the Internet
Because they are both Apple products, the browser that works smoothest with Macintosh OS X is:
Safari
Telephone wire is also called ___ pair wire.
twisted
Which of the following group determines the standards for the Web?
The World Wide Web Consortium (W3C)
When Steve Jobs left Apple, he joined with Ross Perot and created the NeXT computer company. Its most famous product was the ___ computer.
cube
Posting a photo on Facebook is an example of ___
uploading
When referring to the World Wide Web, TLD stands for ___.
Top Level Domain
The central controlling agency of the Internet is:
Trick question - the Internet has no central controlling agency
If possible, it is often a good idea to ask your neighbors what ISP works best in your area when purchasing Internet service.
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 statements are true regarding filters?
Fliters limit the material browsers fetch Parents often use search engine filters to restrict offensive images from being displayed on a computer's monitor Filter settings are often accessed through a browser's preferences
Because it uses the same wire that carries television signals, you usually do not have a choice regarding the ___ Internet Service Provider uses in your neighborhood.
cable
A request for an electronic "echo" or response from another computer or server is called a(n) ___.
ping
Gaming and ___ (watching videos or listening to music) take more bandwidth and require higher downloading speeds.
streaming
Watching or listening to a file on the Internet without saving or copying it first is called
streaming
Watching video over the Internet is referred to as ___.
streaming
Three common servers include:
web servers file servers e-mail servers
The World Wide Web refers to the billions of ___.
hypertext files accessible through the Internet
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
The device that allows several computers to use your home network with just one Internet connection is called a ___.
switch
Which three of the following are characteristics of a router?
Connects networks Provides hardware firewall protection Usually incorporates switches
NeXT's ____ capitalized on the graphical user interface. Though it was a technological marvel, it was not a commercial success.
Cube
Which three of the following statements are true regarding an IP address?
IP stands for Internet Protocol. In most home networks IP addresses are assigned by the Internet Service Provider. If two laptops are connected to the same home network, they connect to the Internet through the same IP address.
MAC address
Identifies a device within a network
ISP stands for:
Internet Service Provider
Which 2 of the following are considerations when choosing fiber-optic Internet service?
Is it available? Is it affordable?
Which three of the following are examples of streaming?
Listening to Pandora Watching a Twitch stream Watching a movie on Netflix
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.
Many cellular ISPs offer modem/router combination devices that can create a(an) ___.
Wi-Fi hotspot
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.
Protocols for the World Wide Web are maintained and updated by the World Wide Web
consortium
A URL identifies a particular ___ address on the World Wide Web.
file
A public Wi-Fi site is referred to as a
hotspot
The ___ protocol allows documents to be sent over computer networks.
hypertext
Leading to the creation of the World Wide Web, the __ allowed users to send documents and images across networks.
hypertext transfer protocol (HTTP)
Select the domain name.
mheducation.com
A virtual _____ network (VPN) creates a secure connection between two computers.
private
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
Using microwaves to transmit signals, ___ Internet Service can provide broadband connectivity virtually anywhere.
satellite
Web 3.0 is a distributed collection of "linked data" on the web that is structured to make searches more effective. This is also known as the:
semantic web.
Client/server networks are also referred to as ___ based networks.
server
Watching or listening to a file on the Internet without saving or copying it first is called:
streaming.
Sending files from your computer to a server on the Internet is called
uploading
Which three of the following statements are true about VPNs?
A virtual private network (VPN) creates a secure connection between two computers. VPNs allow for encrypted communications using the Internet as the pathway for data transmission and communication. People within the organization use VPN software to login to the VPN.
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).
Which three of the following are considerations for choosing fiber optic Internet service?
Is it available? Is the bandwidth necessary? Is it affordable?
Every computer connected to a network has a network interface card that contains a unique ___ address, allowing the switch to identify it.
MAC
Which two of the following are characteristics of fiber-optic lines?
Made of one or thousands of fibers High-speed transmission
Broadband is usually measured in __.
Mbps
IP Addresses are assigned by the Internet Corporation for Assigned Names and ___ (ICANN)
Numbers
Some cell phone carriers that promise "unlimited data" will actually limit your high-speed 4G LTE data to a couple of gigabytes per month.
True
URL stands for:
Uniform Resource Locator.
Which three of the following statements are true regarding satellite Internet service?
Uses microwaves to deliver service Provides broadband service virtually anywhere Customers usually purchase a data plan that limits uploading and downloading
Which two of the following statements are true regarding digital subscriber line (DSL) Internet service?
Uses telephone wires as transmission wires Internet signal tends to be very consistent
When two or more LANs have been connected using a public network a _____ is created.
WAN
Also known as semantic web, _____ is a distributed collection of "linked data" on the web that is structured to make searches more effective.
Web 3.0
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 amount of data that a transmission media can carry in a given amount of time is called the media's ___.
bandwidth
Used by the public switched telephone network (PSTN), ___ switching creates a dedicated physical path to send and receive information.
circuit
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
In a server-based network the individual computers and devices (or software) that make requests are called _____.
clients
To limit the data or images that appear on your computer screen, add ___ to your search engines and browsers.
filters
The ____ lets computer users drag images and documents across their computer's monitor.
graphical user interface (GUI)
A Wi-Fi connection is often referred to as a ___ .
hotspot
For ___ it may be less expensive to add to an existing cell phone data plan and to use the phone as a hotspot than to add wired Internet service.
individual users
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.
network
A virtual private ___ (VPN) creates a secure connection between two computers. VPNs allow for encrypted communications using the Internet as the pathway for data transmission and communication.
network
Software, such as Java Runtime or JavaScript, adds functionality to your browser. These types of software are called ___ -ins.
plug
A ____ , like Adobe Reader, is software that can be added to increase the functionality of a browser.
plug-in
The specific means by which your Internet signal is carried is called its ___ media.
transmission
For a network to connect to the Internet, it must use the ___ suite of protocols.
transmission control protocol/Internet protocol (TCP/IP)
The capacity of a particular transmission medium is called its
bandwidth
Which three of the following statements are true regarding Internet Protocol (IP) addresses?
Assigned to your home network by your ISP. Means by which your network is identified by other servers and computers on the Internet. ISPs usually have blocks of IP addresses that they assign as demanded.
Which three of the following statements are true regarding the history of the Internet?
Packet switching allows a message to be divided into many packets rather than traveling on one phone circuit. ARPA hired MIT Professor J.C.R. Licklider to connect computer networks of four universities. ARPAnet was built to ensure that if individual networks or computers fail, ARPAnet would still be functional.
Which two of the following statements are true about the development of the Internet?
Paul Baran developed packet switching. One of ARPAnet's challenges was to ensure that if individual computers or networks failed, the overall network would continue to operate.
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
Telephones were connected using circuit switching while the Internet uses ___ switching.
packet
Often IP addresses are structured and assigned by a service called a(an) _____ or by a network administrator.
DHCP
If choosing between cable Internet or DSL Internet service, the Internet transmission medium that tends to provide the most consistent download speed is
DSL
Which three of the following should be considered when choosing an Internet Service Provider (ISP)?
How many users will be logged on my network at the same time? Will users be streaming data? What ISP choices are available in my area?
When determining how much cell phone data you need it is important to consider which two of the following?
How much data you currently use? Do you use your phone to stream movies or TV?
Although it sounds ironic, searching the
Internet is usually an efficient way to find an ISP in your area.
SAGE was developed by the US Department of ___.
defense
Routers that can send Internet signals over two distinct frequencies are called _____ routers.
dual-band
The transmission media with the largest bandwidth is ___.
fiber-optic cable
The concept that Internet Service Providers (ISPs) permit data to be transmitted and accessed without regard to the data's content or amount of bandwidth required to transmit the data is known as net
neutrality
By ensuring that transmissions can be sent even when several sites are not working, ___ technology made the Internet possible.
packet switching
Packet-switched networks break information into units called ___
packets
Digital subscriber line (DSL) Internet service providers use ___ lines to bring you Internet service.
phone
A request for an electronic "echo" or response from another computer or server is called a ___.
ping
Which three of the following statements are true regarding dual-band routers?
Can transmit Wi-Fi signals in the 2.4 GHz frequency range Can transmit Wi-Fi signals in the 5.0 GHz frequency range Can minimize the Wi-Fi signal's interference from microwave ovens and car alarms
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
Which 2 of the following are considerations when determining your data and download speed requirements?
Do you like to stream video? Do you play dynamic, interactive, first-player shooter type games?
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
Although it provides the fastest home Internet service,
Fiber-optic Internet service is limited in its availability.
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
Which three of the following should be considered when deciding whether or not to use cellular Internet service at home?
Is a broadband (4G or 5G) cellular signal available? Will multiple users be logging onto the network? If on a limited data plan, how much data are typically uploaded/downloaded per month?
A switch tracks which device within a network sent a request based on the device's ___ address.
MAC
Of the following, which requires the most bandwidth?
Streaming video
Which three of the following statements are true regarding cellular Internet service?
Uses cell phone radio waves to transmit and receive Internet signals. Many providers offer data packages that may place limits on uploading and downloading. Many smartphones can send and receive Wi-Fi signals, allowing them to become hotspots.
Cable
Uses coaxial cable Usually higher top speeds though often inconsistent Often bundled with television
DSL
Uses existing phone lines as transmission medium Speeds and bandwidths tend to be consistent Often bundled with telephone service
Which three of the following statements are true regarding how circuit switching works when you make a traditional land line based phone call?
When you pick up the receiver it creates an open connection to the local telephone switch. When you dial a number, then the switch connects to other switches along the public switched telephone network (PSTN). This forms a physical path between your phone and the person you are calling. When the call is received a circuit is established and will remain open for the entire length of your call. As long as the circuit remains open, no one else can use the telephone line.
An Internet connection that has enough bandwidth to allow multiple computers to be connected to the same router is called a ___ connection.
broadband
The fastest growing Internet Service Provider media is __.
cellular Internet service
The cable that is most commonly used within a network is called ___ cable and is sold by category (CAT-7, for example).
ethernet
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
Capable of sending Internet signals tens of thousands of miles in a straight line, ___ are used with satellites.
microwaves
Satellite Internet service providers primarily use ____ to deliver Internet signals.
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.
That Internet Service Providers (ISPs) cannot throttle (slow) data, or charge fees, from specific content providers (such as Netflix) is a concept known as ___.
net neutrality
Data on the Internet is usually stored on specialized computers called ___.
servers
The device in a network that keeps track of connected devices' MAC addresses and is usually incorporated in a router is the
switch
Paul Baran developed packet ___ in hopes of making Semi-automatic ground environment (SAGE) less vulnerable.
switching
Your Internet signal is carried on a ___
transmission media
The Internet evolved from a Department of Defense funded project called ___, that attempted to link computers from four separate university networks.
ARPAnet
Which three of the following statements are true regarding cable Internet service?
Uses the same coaxial cable that brings the cable television signal Usually has more bandwidth than DSL lines Internet service can often be bundled with television service
