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1. Match the following terms with their definitions - Correct Answer-computing device-a machine that can run a program. computing system-a group of connected computers that can send or receive data. computing network-a group of computers working together for a common purpose. path-a sequence of direct connects. 2. Which of the following best describes the protocols used on the Internet?
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computing system-a group of connected computers that can send or receive data.
computing network-a group of computers working together for a common purpose.
path-a sequence of direct connects.
A. The protocols of the Internet are designed by government agencies to ensure they remain free to use
B. The protocols of the Internet are secret to maintain the privacy and security of people using them
C. Each device connected to the Internet will use a protocol designed by the company that manufactured it
D. The protocols of the Internet are open and used by all devices connected to the network - Correct Answer-D. The protocols of the Internet are open and used by all devices connected to the network.
A. Both devices are using the same shared and open protocols
B. A single direct connection is established between any two devices connected to the Internet
C. The data of the image is routed through a sequence of directly connected devices before arriving at its destination.
D. Both devices are directly connected to at least one part of the Internet - Correct Answer-B. A single direct connection is established between any two devices connected to the Internet.
D.4 - Correct Answer-C.
A. The data will always travel through device B as it is the shortest path.
B. The data will never be sent through device G since their are other shorter paths available.
C. It is possible that the data will travel through any of the devices in the network before arriving at device E.
D. If the data travels through device D then it will not travel through device E. - Correct Answer-C. It is possible that the data will travel through any of the devices in the network before arriving at device E.
A. The Internet protocols are changed every year to adapt to the new devices that have been connected to the network
B. While the number of devices connected to the Internet has grown, the network itself has not grown
C. The protocols of the Internet were designed to scale as new devices are added
D. The protocols of the Internet are no longer necessary thanks to the large number of devices now connected to the network - Correct Answer-C. The protocols of the Internet were designed to scale as new devices are added
A. Packet metadata is only included on important packets to indicate they should get access to faster paths through the network
B. Packet metadata is used to route and reassemble information travelling through the Internet
A. Transmission Control Protocol (TCP)
B. Internet Protocol (IP)
C. User Datagram Protocol (UDP)
D. HyperText Transfer Protocol (HTTP) - Correct Answer-D. HyperText Transfer Protocol (HTTP)
This situation best exemplifies which principle?
A. fault-tolerance
B. scalability
C. protocol
D. pathing - Correct Answer-A. fault-tolerance
An ISP is considering adding additional redundant connections to its network. Which of the following best describes why the company would choose to do so?
A. It costs less to design a network that is redundant
B. The protocols of the Internet only work on networks that are redundant
C. Redundant networks are more reliable
D. Adding additional connections reduces the fault-tolerance of the network - Correct Answer-C. Redundant networks are more reliable
A. A state makes voter registration forms available only by visiting a government website
B. Two internet-connected devices located in different countries and thousands of miles apart attempt to communicate with one another
C. Packets sent from one router to another begin arriving in a different order than they were sent
D. A smartphone attempts to communicate over the Internet with another type of device, like a tablet or laptop - Correct Answer-A. A state makes voter registration forms available only by visiting a government website
A. Certain companies will be unable to certify their technology as digitally secure.
B. People from some racial or ethnic groups have unequal access to computing technology.
C. People will have equal access and influence both globally and locally.
D. Political groups in some countries are unable to agree on regulations of digital technology. - Correct Answer-B. People from some racial or ethnic groups have unequal access to computing technology.