CIS-1A Module 2
Which three of the following statements are true regarding how IP addresses are determined?
A. An IP address is determined by the network on which it is hosted. B. All hosts on the same network share the same established network address, but are assigned a unique host number. C. Often IP addresses are structured and assigned by a service called a Dynamic Host Configuration Protocol (DHCP).
Which three of the following items are needed to install a home Wi-Fi network?
A. An Internet signal B. A modem C. A router
Which three of the following statements are true regarding a Wi-Fi's service set identifier (SSID)?
A. An SSID is the WIFI's name. B. Most routers transmit the SSID every few seconds so roaming devices can find the signal. C. In home networks, after all, legitimate devices have connected to SSID once, transmitting the SSID is unnecessary.
Which three of the following statements are true regarding Internet Protocol (IP) addresses?
A. Assigned to your home network by your ISP. B. Means by which your network is identified by other servers and computers on the Internet. C. ISPs usually have blocks of IP addresses that they assign as demanded.
Which three of the following are characteristics of microwaves?
A. Capable of transmitting Internet signals over long distances. B. Used to transmit Internet signals to and from satellites. C. Used to transmit Internet signals where wires may be impractical.
Which three of the following statements are true about troubleshooting a home network?
A. Check to make sure the cables are not damaged and that all cables are properly connected. B. A poor signal can be an indicator that the hardware is outdated or improperly positioned. C.A device that is not positioned properly can cause weak signals and system issues.
Which three of the following are commonly used Internet transmission media?
A. Coaxial cable B. Ethernet cable C. Fiber optic cable
Which three of the following statements are true regarding switches?
A. Connect computers and other devices within a network B. Usually integrated in the routers of home networks C. Ensure correct data are transferred to and from the correct computers in networks
Which 2 of the following are considerations when determining your data and download speed requirements?
A. Do you play dynamic, interactive, first-player shooter-type games? B. Do you like to stream videos?
Which three of the following statements are true regarding fiber-optic Internet service?
A. Fastest home network option (if available) B. Not available in all areas C. Signal is carried by light waves so it is less subject to electromagnetic interference.
Which three of the following are the characteristics of cellular service?
A. Fastest-growing means of accessing the Internet B. Allows mobile devices to access the Internet C. Many smartphones can convert cellular signals into WIFI signals
Which three of the following should be considered when choosing an Internet Service Provider (ISP)?
A. How many users will be logged on my network at the same time? B. Will users be streaming data? C. 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?
A. How much data you currently use? B. Do you use your phone to stream movies or TV?
Which three of the following statements are true regarding an IP address?
A. IP stands for Internet Protocol. B. In most home networks IP addresses are assigned by the Internet Service Provider. C. If two laptops are connected to the same home network, they connect to the Internet through the same IP address.
Which three of the following statements are true regarding troubleshooting network hardware issues?
A. If your network is not working it is a good idea to check the status of the indicator lights. B. Sometimes firmware updates can occur that can cause a network outage. If you experience trouble you may need to reboot the hardware device. C. A device that is not positioned properly can cause weak signals and system issues.
Which three of the following should be considered when deciding whether or not to use cellular Internet service at home?
A. Is a broadband (4G or 5G) cellular signal available? B. Will multiple users be logging onto the network? C. If on a limited data plan, how much data are typically uploaded/downloaded per month?
Which 2 of the following are considerations when choosing fiber-optic Internet service?
A. Is it affordable? B. Is it available?
Which three of the following are considerations for choosing fiber optic Internet service?
A. Is it available? B. Is the bandwidth necessary? C. Is it affordable?
Which three of the following are examples of streaming?
A. Listening to Pandora B. Watching a Twitch stream C. Watching a movie on Netflix
Which two of the following are characteristics of fiber-optic lines?
A. Made of one or thousands of fibers B. High-speed transmission
Which 3 of the following are true regarding Wi-Fi?
A. Multiple devices can be connected to one signal. B. Transmit Internet signals via radio waves. C. Transmission connections are known as hotspots.
Which three of the following are the examples of uploading files?
A. Posting a photo on social media B. Placing an ad on Craigslist C. Posting a YouTube video
Match the item with its function.
A. Router ⟶ Connects two networks B. Mac address ⟶ Identifies a device within a network C. Modem ⟶ Converts analog signals into digital signals, and digital signals into analog signals D. Switch ⟶ Connects devices within a network
Which 3 of the following are commonly used Internet transmission media?
A. Telephone Wire B. WIFI-radio waves C. Coaxial (TV) cable
Which three of the following statements are true regarding cellular Internet service?
A. Uses cell phone radio waves to transmit and receive Internet signals. B. Many providers offer data packages that may place limits on uploading and downloading. C. Many smartphones can send and receive Wi-Fi signals, allowing them to become hotspots.
Which three of the following statements are true regarding satellite Internet service?
A. Uses microwaves to deliver service B. Provides broadband service virtually anywhere C. 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?
A. Uses telephone wires as transmission wires B. Internet signal tends to be very consistent
Which three of the following statements are true regarding cable Internet service?
A. Uses the same coaxial cable that brings the cable television signal B. Usually has more bandwidth than DSL lines C. Internet service can often be bundled with television service
Which three of the following statements are true regarding how circuit switching works when you make a traditional land line based phone call?
A. When you pick up the receiver it creates an open connection to the local telephone switch. B. 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. C. 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.
Which two of the following are true regarding IP addresses?
A. When you purchase your Internet service from an ISP you receive the right to use their block of assigned addresses. B. 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?
A. You have several devices online at the same time. B. You want to stream music or video. C. You need relatively high-speed Internet service.
Which of the following Ethernet cables has the largest bandwidth?
CAT 7 cable
Television cable is also known as __________ cable.
Coaxial
If choosing between cable Internet or DSL Internet service, the Internet transmission medium that tends to provide the most consistent download speed is
DDSL or digital subscriber line
Often IP addresses are structured and assigned by a service called a(an) __________ or by a network administrator.
DHCP
Categorize the following between either digital subscriber line (DSL) or Cable Internet service.
DSL: ⟶ Speeds and bandwidths tend to be consistent ⟶ Uses existing phone lines as transmission medium ⟶ Often bundled with telephone service Cable: ⟶ Uses coaxial cable ⟶ Often bundled with television ⟶ Usually higher top speeds though often inconsistent
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
A public Wi-Fi site is referred to as a __________.
Hotspot
By having your smartphone send and receive Wi-Fi signals you are creating a mobile "__________".
Hotspot
What do you call a connection to a Wi-Fi signal?
Hotspot
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 or internet protocol
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)
Every computer connected to a network has a network interface card that contains a unique __________ address, allowing the switch to identify it.
MAC
A switch tracks which device within a network sent a request based on the device's "___________" address.
Mac or media access control
Broadband is usually measured in __________.
Mbps
The word "modem" stands for:
Modulator-Demodulator
IP Addresses are assigned by the Internet Corporation for Assigned Names and "__________" (ICANN).
Numbers or numbers
The device that connects two networks and often provides firewall protection is a "__________".
Router
The device in a network that keeps track of connected devices' MAC addresses and is usually incorporated in a router is the "__________"
Switch
Select the wall outlet for a DSL cord:
The cord with a clear and wires in plug in.
If possible, it is often a good idea to ask your neighbors what ISP works best in your area when purchasing Internet service.
True
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
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
Telephone wire is also called pair __________ wire.
Twisted
The original protocol (standard) for Wi-Fi security that was widely introduced in 1999 but replaced in 2003 was known as ___________.
WEP
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
The standard for wireless network privacy and protection is known as __________.
WPA2
The amount of data that a transmission media can carry in a given amount of time is called the media's __________.
bandwidth
The volume of data that can be carried on an Internet transmission media in an amount of time is called __________.
bandwidth
An Internet connection that has enough bandwidth to allow multiple computers to be connected to the same router is called a "__________" connection.
broadband
If you want to use multiple devices over the same Internet connection or if you need to stream content, then you will need a __________ connection.
broadband
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, coaxial, or coax
Which form of Internet access is growing the fastest?
cellular Internet service
Put your router near the __________ of your house or apartment, because the router broadcasts signals in equal strength in all directions.
center
Rather than purchasing separate cable or DSL Internet service for a home network, many individuals find it less expensive to add to their cellular "__________" plan and only access the Internet through their smartphone or tablet.
data
Of the following, the Internet service that tends to provide the most consistent speeds is __________.
digital subscriber line (DSL).
A wireless router that transmits Wi-Fi signals on two separate frequencies is a "__________"- band router
dual
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
A security system separating two networks or even computers on the same network is a "__________".
firewall
The __________ lets computer users drag images and documents across their computer's monitor.
graphical user interface (GUI)
The World Wide Web refers to the billions of __________.
hypertext files accessible through the Internet
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
Fiber-optic Internet service:
is not available in all neighborhoods.
Radio waves that transmit Internet signals to and from satellites in space are called __________.
microwaves
Satellite Internet service providers primarily use __________ to deliver Internet signals.
microwaves
Capable of sending Internet signals tens of thousands of miles in a straight line, "___________" are used with satellites.
microwaves, microwave, or microwave transmissions
The device in a network that coverts analog (wave) signals into binary (digital) signals and vice-versa is a "__________".
modem or modulator-demodulator
Fiber-optic cable is __________ to install than coaxial (television) cable.
more expensive.
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
By ensuring that transmissions can be sent even when several sites are not working, __________ technology made the Internet possible.
packet switching
A request for an electronic "echo" or response from another computer or server is called a _________.
ping
A request for an electronic "echo" or response from another computer or server is called a(n) __________.
ping
A request from one computer to another computer (usually a server) to respond with an electronic signal is called a "__________".
ping
WPA stands for Wi-Fi "__________" access.
protected
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
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
Of the following, which requires the most bandwidth?
streaming video
The device that allows several computers to use your home network with just one Internet connection is called a __________.
switch
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
The specific means by which your Internet signal is carried is called its "__________" media.
transmission, internet transmission, or internet transmission media
Posting a photo on Facebook is an example of __________.
uploading
A router's signal gets __________ as it travels further from the router.
weaker
WEP stands for "__________" equivalent privacy. WEP has been replaced by the far more secure WPA2 protocol.
wired
Which two of the following sites offer Internet speed test services?
1. Speedtest.net 2. TestMy.net
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 Wifi signal