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