1.
The Internet is essentially a global collection of ___________, both big and small.
Correct Answer
B. Networks
Explanation
networks
2.
The Internet is essentially a global collection of networks, both big and small.
Correct Answer
A. True
Explanation
The statement is true because the internet is indeed a worldwide network of interconnected networks. It connects millions of computers and devices globally, allowing them to communicate and share information. These networks can vary in size, ranging from large networks operated by internet service providers to smaller local area networks within homes or businesses. Overall, the internet is a vast collection of networks that enables global connectivity and access to information.
3.
It is a global collection of router clusters, both big and small.
Correct Answer
B. False
Explanation
It is a global collection of networks, both big and small.
4.
These networks connect together in many different ways to form the single entity that we know as the Internet.
Correct Answer
A. True
Explanation
The given statement is true. The internet is formed by connecting different networks together in various ways. These networks can be local area networks (LANs), wide area networks (WANs), or even wireless networks. Through the interconnection of these networks, data is transmitted and exchanged, allowing users to access information, communicate, and perform various online activities.
5.
The Internet began in ________.
Correct Answer
A. 1969
Explanation
1969
6.
The Internet Society, an eclectic techno group established in 1992, oversees the formation of the policies and protocols that define how we use and interact with the Internet.
Correct Answer
B. False
Explanation
a non-profit group
7.
The Internet Society, a non-profit group established in 1982, oversees the formation of the policies and protocols that define how we use and interact with the Internet.
Correct Answer
B. False
Explanation
1992
8.
Every computer that is connected to the Internet is part of a Local Area Network, (LAN), even the one in your home.
Correct Answer
B. False
Explanation
...part of a network even the one in your home.
9.
Every computer that is connected to the Internet is part of a corporate owned network, even the one in your home.
Correct Answer
B. False
Explanation
Every computer that is connected to the Internet is part of a network, even the one in your home.
10.
Every computer that is connected to the Internet is part of a network, even the one in your home.
Correct Answer
A. True
Explanation
This statement is true because when a computer is connected to the Internet, it is able to communicate and share information with other computers and devices on the network. Whether it is a computer in a home, office, or any other location, once it is connected to the Internet, it becomes part of a larger network that enables communication and data transfer between devices.
11.
ISP is short for: Internet Service Protocol
Correct Answer
B. False
Explanation
Internet Service Provider
12.
ISP is short for: Internet Service Provider
Correct Answer
A. True
Explanation
An ISP stands for Internet Service Provider, which is a company or organization that provides internet access to customers. They offer various types of internet connections, such as dial-up, DSL, cable, or fiber optic, allowing users to connect to the internet and access online services. Therefore, the statement "ISP is short for Internet Service Provider" is true.
13.
When you connect to your ISP, you become part of their ______.
Correct Answer
C. Network.
Explanation
network.
14.
An ISP may connect to a larger network and become part of that larger network
Correct Answer
A. True
Explanation
An ISP (Internet Service Provider) can indeed connect to a larger network and become part of it. This is a common practice where smaller ISPs connect to larger networks, such as backbone networks, in order to expand their reach and offer internet services to a wider customer base. By connecting to a larger network, the ISP can benefit from increased connectivity, improved reliability, and access to a larger pool of resources and services.
15.
The Internet is simply a network of networks.
Correct Answer
A. True
Explanation
The Internet is indeed a network of networks. It is a global system of interconnected computer networks that use the Internet Protocol Suite (TCP/IP) to communicate and share information. These networks can be private or public, and they are connected through various technologies such as wired or wireless connections. This interconnectedness allows for the transmission of data, communication, and access to information across the globe, making the Internet a vast network of networks.
16.
A Backbone connects various regions.
Correct Answer
A. True
Explanation
A backbone is a high-speed network that connects various regions or networks together. It serves as the main pathway for data transmission between different parts of a network. Therefore, the statement "A Backbone connects various regions" is true as it accurately describes the function and purpose of a backbone network.
17.
Most large communications companies have their own dedicated backbones connecting various regions. In each region, the company has a Point of Processing (POP).
Correct Answer
B. False
Explanation
The statement suggests that most large communications companies have their own dedicated backbones connecting various regions and a Point of Processing (POP) in each region. However, the correct answer is false because while large communications companies may have their own dedicated backbones, it is not necessary for them to have a POP in each region. The presence of a POP may vary depending on the company's infrastructure and network architecture.
18.
Most large communications companies have their own dedicated backbones connecting various regions. In each region, the company has a Point of Protocol (POP).
Correct Answer
B. False
Explanation
Large communications companies may have their own dedicated backbones connecting various regions, but it is not necessary for them to have a Point of Protocol (POP) in each region. A POP is a location where multiple networks come together and exchange traffic. While it is common for companies to have multiple POPs to improve network efficiency and redundancy, it is not a requirement for all regions to have a POP. Therefore, the statement is false.
19.
Most large communications companies have their own dedicated backbones connecting various regions. In each region, the company has a Point of Presence (POP).
Correct Answer
A. True
Explanation
Large communications companies typically have their own dedicated backbones, which are high-capacity networks that connect different regions. These backbones ensure efficient and reliable communication between different locations. In each region, the company establishes a Point of Presence (POP), which serves as a connection point for local users to access the company's network and services. This allows the company to provide better connectivity and services to its customers in different regions. Therefore, the statement is true.
20.
The POP is a place for local users to access the company's network, often through a local phone number or ________ line.
Correct Answer
D. Dedicated
Explanation
dedicated
21.
The amazing thing is that there is no overall controlling network. Instead, there are several low-level networks connecting to each other through Network Access Points or NAPs
Correct Answer
B. False
Explanation
The explanation for the correct answer, which is False, is that the statement mentions that there is no overall controlling network and instead, there are several low-level networks connecting through Network Access Points or NAPs. This implies that there is a controlling network, which contradicts the statement. Therefore, the answer is False.
22.
The amazing thing here is that there is no overall controlling network. Instead, there are several ________ networks connecting to each other through Network Access Points or NAPs
Correct Answer
A. High-level
Explanation
high-level
23.
The amazing thing here is that there is no overall controlling network. Instead, there are several high-level networks connecting to each other through Network Access Points or NAPs.
Correct Answer
A. True
Explanation
The given statement is true. The explanation states that there is no overall controlling network, but instead, there are several high-level networks that connect to each other through Network Access Points or NAPs. This suggests that the internet operates through a decentralized network structure, where multiple networks are interconnected rather than being controlled by a single entity.
24.
The amazing thing here is that there is no overall controlling network. Instead, there are several high-level networks connecting to each other through Network _______ Points or NAPs.
Correct Answer
C. Access
Explanation
Access
25.
NAP is short for: Network Access Points
Correct Answer
A. True
Explanation
NAP stands for Network Access Points. This term refers to physical locations where multiple Internet service providers connect their networks and exchange traffic. These points serve as important hubs for the exchange of data between different networks, helping to improve connectivity and network performance. Therefore, the given statement that NAP is short for Network Access Points is correct.
26.
Here's an example. Imagine that Company A is a large ISP. In each major city, Company A has a POP. The POP in each city is a rack full of modems that the ISP's customers dial into. Company A leases fiber optic lines from the phone company to connect the POPs together (see, for example, this UUNET Data Center Connectivity Map).Imagine that Company B is a corporate ISP. Company B builds large buildings in major cities and corporations locate their Internet server machines in these buildings. Company B is such a large company that it runs its own fiber optic lines between its buildings so that they are all interconnected.In this arrangement, all of Company A's customers can talk to each other, and all of Company B's customers can talk to each other, but there is no way for Company A's customers and Company B's customers to intercommunicate. Therefore, Company A and Company B both agree to connect to _______ in various cities, and traffic between the two companies flows between the networks at the NAPs.
Correct Answer
D. NAPs
Explanation
NAPs
27.
In the real Internet, dozens of large Internet providers interconnect at NAPs in various cities, and trillions of bytes of data flow between the individual networks at these points. The Internet is a collection of huge corporate networks that agree to all intercommunicate with each other at the NAPs. In this way, every computer on the Internet connects to every other.
Correct Answer
A. True
Explanation
Large Internet providers interconnect at NAPs (Network Access Points) in various cities, allowing trillions of bytes of data to flow between the individual networks. The Internet is a collection of these corporate networks that agree to intercommunicate with each other at the NAPs. This means that every computer on the Internet is connected to every other computer, making the statement true.
28.
The Internet is a collection of huge corporate networks that agree to all intercommunicate with each other at the NAPs. In this way, every computer on the Internet connects to every other.
Correct Answer
A. True
Explanation
The explanation for the given correct answer is that the statement accurately describes the concept of the Internet. The Internet is indeed a collection of large corporate networks that have agreed to interconnect with each other at Network Access Points (NAPs). This interconnectedness allows for every computer on the Internet to connect with every other computer, enabling global communication and information sharing. Therefore, the statement is true.
29.
All of these networks rely on NAPs, backbones and ________ to talk to each other.
Correct Answer
A. Routers
Explanation
routers
30.
All of these networks rely on NAPs, backbones and modems to talk to each other.
Correct Answer
B. False
Explanation
The statement is false because NAPs, backbones, and modems are not relied upon by all networks to communicate with each other. While these components are commonly used in many networks, there are also other technologies and infrastructure that networks can rely on, such as routers, switches, and protocols like TCP/IP. Therefore, it is incorrect to state that all networks rely on NAPs, backbones, and modems.
31.
All of these networks rely on NAPs, backbones and routers to talk to each other.
Correct Answer
A. True
Explanation
The statement is true because all of these networks, referring to different networks such as LANs, WANs, and the internet, rely on NAPs (Network Access Points), backbones (high-speed connections that connect different networks), and routers (devices that direct network traffic) to communicate with each other. These components play a crucial role in enabling communication and data transfer between different networks.
32.
What is incredible about this process is that a message can leave one computer and travel halfway across the world through several different networks and arrive at another computer in a fraction of a second!
Correct Answer
A. True
Explanation
The explanation for the given correct answer is that the process described in the statement is indeed incredible. It highlights the efficiency and speed of modern computer networks, which allow messages to be transmitted across the globe in a matter of seconds. This showcases the advancements in technology and the ability to connect computers and networks worldwide, making it possible for information to be exchanged quickly and seamlessly.
33.
What is incredible about this process is that a message can leave one computer and travel halfway across the world through several different networks and arrive at another ______ in a fraction of a second!
Correct Answer
C. Computer
Explanation
computer
34.
The _________ determine where to send information from one computer to another.
Correct Answer
B. Routers
Explanation
routers
35.
The routers determine where to send information from one computer to another.
Correct Answer
A. True
Explanation
Routers are networking devices that determine the best path for data packets to travel from one computer to another. They use routing tables and protocols to make decisions on how to forward information. By analyzing the destination IP address of the data packet, routers can determine the next hop or the next router that the packet should be sent to in order to reach its intended destination. Therefore, the statement that routers determine where to send information from one computer to another is true.
36.
Routers are mini computers that send your messages and those of every other Internet user speeding to their destinations along thousands of pathways.
Correct Answer
B. False
Explanation
The given statement is false. Routers are not mini computers. They are networking devices that are responsible for directing internet traffic. Routers receive data packets and determine the best path for them to reach their destination. They do not send messages or user data themselves, but rather facilitate the transfer of data between different networks.
37.
Routers are specialized computers that codify your messages and those of every other Internet user speeding to their destinations along thousands of pathways.
Correct Answer
B. False
Explanation
The statement is false because routers are not specialized computers that codify messages. Routers are networking devices that forward data packets between computer networks. They do not encode or decode messages, but rather direct the traffic based on the destination IP address.
38.
Routers are specialized computers that send your messages and those of every other Internet user speeding to their destinations along thousands of pathways.
Correct Answer
A. True
Explanation
Routers are indeed specialized computers that are responsible for directing internet traffic and sending messages from one device to another. They analyze the data packets and determine the most efficient pathway for the information to reach its destination. By doing so, routers ensure that messages from every internet user are delivered quickly and efficiently. Therefore, the statement that routers send messages along thousands of pathways to their destinations is true.
39.
A router has two separate, but related, jobs:
Correct Answer
A. True
Explanation
A router has two separate, but related, jobs. This statement is true. A router is a networking device that forwards data packets between computer networks. It performs two main functions: routing and forwarding. Routing involves determining the best path for data packets to reach their destination, while forwarding involves actually sending the packets along that path. These two functions are closely related as routing decisions directly impact the forwarding process. Therefore, it can be concluded that a router does have two separate, but related, jobs.
40.
A router has two separate, but related, jobs:- It ensures that information doesn't go where it's not needed. This is crucial for keeping ___________ from clogging the connections of "innocent bystanders."
- It makes sure that information does make it to the intended destination.
Correct Answer
A. Large volumes of data
Explanation
large volumes of data
41.
A router has two separate, but related, jobs:- It ensures that information doesn't go where it's not needed. This is crucial for keeping large volumes of data from clogging the connections of "innocent bystanders."
- It makes sure that _________ it to the intended destination.
Correct Answer
C. Information does make
Explanation
information does make
42.
In performing these two jobs, a router is extremely useful in dealing with two separate computer networks. It joins the two networks, passing information from one to the other.
Correct Answer
A. True
Explanation
A router is indeed extremely useful in dealing with two separate computer networks as it can join the two networks and pass information from one to the other. This is one of the primary functions of a router, making the statement true.
43.
In performing these two jobs, a router is extremely useful in dealing with two separate ____. It joins the two networks, passing information from one to the other.
Correct Answer
A. Computer networks
Explanation
computer networks
44.
A router is extremely useful in dealing with two separate computer networks. It joins the two networks, passing information from one to the other.
Correct Answer
A. True
Explanation
A router is a networking device that connects two separate computer networks and allows them to communicate with each other by passing information between them. It acts as a gateway between the networks, directing data packets to the appropriate destination. This enables devices on one network to access resources and communicate with devices on the other network. Therefore, the statement that a router is extremely useful in dealing with two separate computer networks is true.
45.
Routers also protect the networks from one another, preventing the traffic on one from unnecessarily spilling over to the other.
Correct Answer
A. True
Explanation
Routers play a crucial role in network security by creating separate networks and preventing the traffic from one network from interfering with another. This segregation helps to maintain network efficiency and security by ensuring that each network operates independently. By doing so, routers effectively protect the networks from one another, preventing unnecessary traffic spillage and potential security breaches. Therefore, the statement is true.
46.
Routers also protect the networks from ______, and preventing the traffic on one from unnecessarily spilling over to the other.
Correct Answer
B. One another
Explanation
one another