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Chapter 10 Internet Review Flashcards | StudBud
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Chapter 10 Internet Review
Chapter 10 Internet Review
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Questions
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Answers
1
What type of DSL divides telephone lines into three channels?
Passive DSL
Multipoint DSL
Asymmetric DSL
Symmetric DSL
2
What is the purpose of Internet2?
Governing global Internet operations
Controlling fiber optic networks
Replacing the traditional Internet
Providing high-speed access for research and education
3
What type of cyberattack overloads websites with bandwidth?
Distributed Denial-of-Service (DDoS)
Malware
Ransomware
Phishing
4
What process allows Tier 1 ISPs to exchange data for free?
Fiber sharing
Charging
Networking
Peering
5
Which internet access technology uses traditional telephone lines?
Cable modem
Satellite
DSL
FTTH
6
What separates voice and data traffic in a DSL connection?
Fiber node
MDF
Line splitter
DSLAM
7
What is the primary role of the Internet Architecture Board (IAB)?
Creating peering agreements
Testing new technologies
Approving Internet standards
Strategic oversight and policy development
8
What is the maximum theoretical speed for DOCSIS cable modems?
50 Mbps
100 Mbps
200 Mbps
1
9
What technology converts fiber signals into Ethernet in FTTH?
Optical Network Unit (ONU)
MDF
DSLAM
Fiber Node
10
What is a key risk in university dorms regarding cybersecurity?
Unsecured personal devices
Lack of advanced Internet speeds
Centralized Wi-Fi systems
Limited access to software updates
11
How does FTTH transmit data?
Through coaxial cables
Through electric signals over copper
Using light in fiber-optic cables
Via satellite beams
12
Which ISP tier is considered the backbone of the Internet?
Tier 1
Tier 3
Tier 2
None of the above
13
Why are smart home devices a target for hackers?
They are less secure than computers
They lack user authentication
They store sensitive user data
They require frequent software updates
14
What organization is closest to being the “owner” of the Internet?
World Wide Web Consortium
Internet Society (ISOC)
United Nations
National Science Foundation
15
What is the disadvantage of a cable modem compared to DSL?
Shared multipoint circuit
Lack of customer premises equipment
Limited bandwidth
High Cost
16
What is a key principle that ensures smooth data flow on the Internet?
Decentralized structure
Use of strict protocols
Hierarchical management
Exclusive government control
17
What is the focus of the Internet Research Task Force (IRTF)?
Public policy advocacy
Managing IXPs
Long-term Internet issues
Setting connectivity prices
18
Which group develops Requests for Comments (RFCs)?
IETF
IAB
ISOC
IRTF
19
What happens at Internet Exchange Points (IXPs)?
Local ISPs sell data
Tier 3 ISPs connect directly with Tier 1 ISPs
Government monitors traffic
ISPs exchange data to stay connected
20
What is the cost of a 1 Gbps Internet2 connection annually?
$60,000
$165,000
$12,000
$6,000
21
What organization initially set up Internet Exchange Points (IXPs)?
National Science Foundation (NSF)
Internet Society (ISOC)
United Nations
U.S. Department of Defense
22
What is a crucial step to prevent cyberattacks on personal devices?
Using shared networks
Disabling automatic updates
Frequent updates and security measures
Installing multiple apps for defense
