How internet works
Flashcard
•
Information Technology (IT)
•
12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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30 questions
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1.
FLASHCARD QUESTION
Front
How do devices connect to the Internet?
Back
Through routers using Wi-Fi or Ethernet
Answer explanation
Answer: b) Through routers using Wi-Fi or Ethernet
(c) alone doesn’t provide Internet access without a gateway.
2.
FLASHCARD QUESTION
Front
What is the Internet?
Back
A global network of communicating computers
Answer explanation
b) A global network of communicating computers
Options a, c, and d misrepresent its decentralized nature.
3.
FLASHCARD QUESTION
Front
What is the role of an ISP?
Back
To assign unique IP addresses for communication
Answer explanation
Answer: b) To assign unique IP addresses for communication
While ISPs provide access (implied), their core role here is addressing, not hardware repairs (d) or website development (c).
4.
FLASHCARD QUESTION
Front
How is most international internet traffic transmitted? Options: Through satellites, Via giant fiber-optic cables on the ocean floor, Using radio waves, Through underground copper wires
Back
Via giant fiber-optic cables on the ocean floor
Answer explanation
Answer: b) Via giant fiber-optic cables on the ocean floor
Underwater fiber-optic cables as the primary medium for cross-continental traffic, not satellites (a) or copper wires (d).
5.
FLASHCARD QUESTION
Front
What are data packets?
Back
Small chunks of data broken down for transmission
Answer explanation
Answer: b) Small chunks of data broken down for transmission
Packetization for efficient transfer. "Large files sent whole" (a) contradicts this design.
6.
FLASHCARD QUESTION
Front
Why does the Internet use packet switching?
Back
For efficient and fault-tolerant communication
Answer explanation
Answer: b) For efficient and fault-tolerant communication
Packets take different paths, ensuring reliability if one fails. Slowing data (a) or increasing costs (c) are incorrect.
7.
FLASHCARD QUESTION
Front
What happens if a router fails on the Internet?
Back
Data is rerouted through other paths
Answer explanation
Answer: b) Data is rerouted through other paths
Internet’s fault tolerance via rerouting. A single router failure doesn’t shut down the entire network (a).
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