Podcast
Questions and Answers
What does a bridge do in a network?
What does a bridge do in a network?
What is another term for a switch?
What is another term for a switch?
How does a switch benefit LAN segments?
How does a switch benefit LAN segments?
What is the main criterion for routers to filter traffic?
What is the main criterion for routers to filter traffic?
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In the hierarchical design model, what is the function of the access layer?
In the hierarchical design model, what is the function of the access layer?
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Which device functions at multiple layers in networking?
Which device functions at multiple layers in networking?
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What is the basic unit of information transmitted across TCP/IP networks?
What is the basic unit of information transmitted across TCP/IP networks?
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Which layer in the TCP/IP protocol stack interfaces with the actual network hardware?
Which layer in the TCP/IP protocol stack interfaces with the actual network hardware?
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Which of the following is NOT a typical internetwork-layer protocol in TCP/IP?
Which of the following is NOT a typical internetwork-layer protocol in TCP/IP?
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What does the IP layer in TCP/IP protocols specify regarding network interface layer protocols?
What does the IP layer in TCP/IP protocols specify regarding network interface layer protocols?
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Which network is considered reliable in itself according to the text?
Which network is considered reliable in itself according to the text?
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What does TCP/IP protocol standardize according to the text?
What does TCP/IP protocol standardize according to the text?
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In which year was the term 'Surfing the Internet' coined?
In which year was the term 'Surfing the Internet' coined?
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Which year marked the beginning of the WWW revolution with 2 million hosts and 600 WWW sites?
Which year marked the beginning of the WWW revolution with 2 million hosts and 600 WWW sites?
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Which company was founded in 1998 that would revolutionize search engines?
Which company was founded in 1998 that would revolutionize search engines?
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Which year marked the start of web-based email with the launch of Hotmail?
Which year marked the start of web-based email with the launch of Hotmail?
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Which programming language was open-sourced in 1995?
Which programming language was open-sourced in 1995?
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Which year marked the start of instant messaging with the launch of ICQ by Mirabilis?
Which year marked the start of instant messaging with the launch of ICQ by Mirabilis?
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What was the first public packet data service?
What was the first public packet data service?
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Which year saw the establishment of TCP/IP as the protocol suite for ARPANET?
Which year saw the establishment of TCP/IP as the protocol suite for ARPANET?
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What was the purpose of the 5 super-computing centers established by NSF in 1984?
What was the purpose of the 5 super-computing centers established by NSF in 1984?
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When was the first search engine introduced?
When was the first search engine introduced?
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What was the impact of multimedia on the Internet in 1992?
What was the impact of multimedia on the Internet in 1992?
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Which year saw the creation of the first browser/editor program?
Which year saw the creation of the first browser/editor program?
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What does TCP/IP standardize regarding network-layer protocols?
What does TCP/IP standardize regarding network-layer protocols?
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What is the application layer in TCP/IP protocol stack?
What is the application layer in TCP/IP protocol stack?
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What is the purpose of an application in TCP/IP communication?
What is the purpose of an application in TCP/IP communication?
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Which of the following is NOT an example of an application in TCP/IP communication?
Which of the following is NOT an example of an application in TCP/IP communication?
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What is the primary function of the TCP/IP protocol stack?
What is the primary function of the TCP/IP protocol stack?
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What is the benefit of application communication within a single host in TCP/IP?
What is the benefit of application communication within a single host in TCP/IP?
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Study Notes
Network Functions and Components
- A bridge connects two or more separate network segments, filtering traffic and reducing congestion.
- Switch is also known as a multiport bridge.
- Switches enhance Local Area Network (LAN) segments by allowing multiple devices to communicate simultaneously and efficiently managing traffic.
- Routers filter traffic primarily based on IP addresses to determine packet destinations.
Hierarchical Design Model
- The access layer’s role is to directly connect end devices to the network, controlling user access and enabling device communication.
Networking Devices
- Layer 3 switches operate at multiple layers of the OSI model, providing functions of both switches and routers.
Information Transmission
- The basic unit of information in TCP/IP networks is a packet.
- The network interface layer in the TCP/IP protocol stack interacts directly with hardware components.
Protocols and Standards
- Sub protocols such as ARP (Address Resolution Protocol) and ICMP (Internet Control Message Protocol) are not typical internetwork-layer protocols in TCP/IP.
- The IP layer outlines how to encapsulate different network interface layer protocols.
Historical Context
- The reliable network considered is the Internet, which encompasses various aspects of connectivity.
- TCP/IP standardizes communication protocols to ensure interoperability across diverse networks.
- 'Surfing the Internet' was popularized in 1992.
- The WWW revolution began in 1993, registering 2 million hosts and 600 websites.
- Google was founded in 1998, significantly transforming search engine technology.
- Hotmail's launch in 1996 initiated web-based email services.
- Java was open-sourced in 1995.
- ICQ by Mirabilis marked the beginning of instant messaging in 1996.
- The first public packet data service was ARPANET.
- TCP/IP became the standard protocol suite for ARPANET in 1983.
- The NSF established five super-computing centers in 1984 to advance national computing resources.
- The first search engine was introduced in 1990, spearheading web exploration.
- In 1992, the rise of multimedia enhanced the Internet’s accessibility and appeal.
- The first browser/editor program emerged in 1993, paving the way for intuitive web navigation.
TCP/IP Protocol Stack
- TCP/IP standardizes the methods for various network-layer protocols to communicate effectively.
- The application layer facilitates user interface and communication activities in the TCP/IP protocol stack.
- Applications in TCP/IP communication are designed to perform specific tasks, such as web browsing or email retrieval, but not all are considered typical applications.
- The primary function of the TCP/IP protocol stack is to enable data transmission across diverse networks.
- Application communication within a single host in TCP/IP allows for efficient process interactions and resource sharing.
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Description
Test your knowledge on the history of the Internet by identifying key events and developments from its inception. From the emergence of ARPANET to the establishment of TCP/IP and beyond, this quiz covers significant milestones in the evolution of the Internet.