Questions and Answers
What is the device that acts as a connection point between computers and can filter and forward data to a specified destination?
switch
Which three key technologies is the Internet based on?
Client/server computing, packet switching, and the development of communications standards for linking networks and computers
What is the method of slicing digital messages into parcels, transmitting them along different communication paths, and reassembling them at their destinations?
packet switching
In TCP/IP, what is IP responsible for?
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What is a protocol in a telecommunications network architecture?
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What type of network serves a small group of computers, allowing them to share resources and peripherals without using a dedicated server?
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What is considered by many to be the defining Web 2.0 application?
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What enables multiple users to create and edit Web documents?
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What is a network that covers entire geographical regions commonly referred to as?
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What is a challenge posed by Wi-Fi networks?
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What are T lines?
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What is the protocol that the Internet is based on?
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What service converts IP addresses into more recognizable alphanumeric names?
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Why is IPv6 being developed?
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What is not true about RFID?
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What integrates disparate channels for voice communications, data communications, instant messaging, e-mail, and electronic conferencing into a single experience?
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What is a VPN?
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What is the most common Web server today, controlling 65 percent of the market?
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What is not true about search engines?
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What is an example of the 'visual Web'?
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What is the process used to protect transmitted data in a VPN?
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What is the 802.11 set of standards known as?
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How far can the WiMax standard transmit data?
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What is the method used to protect data in a VPN?
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What is the standard for cellular services in Europe and much of the world?
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Why are electronic data more susceptible to destruction, fraud, error, and misuse?
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What are specific security challenges that threaten the communications lines in a client/server environment?
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What is not true about Internet security?
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What is an independent computer program that copies itself from one computer to another over a network?
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What is a type of malware that allows outsiders to infiltrate a user's machine?
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Study Notes
Networking Fundamentals
- A switch connects computers and filters/forwards data to specific destinations.
- The Internet relies on client/server computing, packet switching, and communications standards for linking networks.
- Packet switching breaks digital messages into parcels for transmission along multiple paths, reassembling them at their destination.
- In TCP/IP, IP is responsible for managing packets during transmission.
Telecommunications Protocols and Networking Types
- A protocol in telecommunications is a standard set of rules governing network communications.
- Peer-to-peer networks allow small groups of computers to share resources without a dedicated server.
- A wide area network (WAN) covers extensive geographical regions.
Internet and Web Technologies
- Social networking is considered a defining application of Web 2.0.
- A wiki allows multiple users to create and edit web documents.
- The most common web server, commanding 65% of the market, is Apache HTTP Server.
Security and Data Protection
- Wi-Fi networks face challenges, such as susceptibility to interference from nearby systems.
- A VPN (Virtual Private Network) creates an encrypted private network over a public one, utilizing tunneling to protect data.
- Employees pose the greatest source of security threats in organizations.
Cyber Threats and Malware
- Worms are independent programs that replicate across networks.
- Trojan horses mislead users into downloading harmful software under false pretenses.
- Phishing involves setting up fake websites to collect confidential information from users.
Legislative Frameworks and Security Standards
- The HIPAA Act outlines security and privacy rules for medical information.
- The Gramm-Leach-Bliley Act mandates financial institutions to secure customer data.
- The Sarbanes-Oxley Act holds companies accountable for the accuracy of financial information.
Information Systems and Controls
- Application controls can be categorized into input, processing, and output controls.
- Data security controls protect valuable data files from unauthorized access or alteration.
- Intrusion detection systems utilize scanning software to detect security issues in real-time.
Supply Chain Management
- A supply chain encompasses all processes for procuring raw materials and distributing products.
- Safety stock helps manufacturers navigate uncertainties in supply chains.
- The bullwhip effect denotes distortions in product demand information as it moves through the supply chain.
Customer Relationship Management (CRM)
- Operational CRM includes tools for salesforce automation and customer service management.
- The churn rate measures the number of customers ceasing to use a company's products.
- Customer service modules in CRM help assign and manage service requests efficiently.
E-Commerce Insights
- Price discrimination allows selling goods at varied prices to different customer segments.
- Dynamic pricing adjusts prices based on seller supply conditions.
- E-tailer is a business model exemplified by companies like Amazon.com.
Emerging Trends and Technologies
- Crowdsourcing exemplified by Netflix’s announcement for technology solutions encourages innovation from the public.
- Behavioral targeting leverages user online behavior to customize advertisements.
- Geoadvertising sends location-based ads using users' GPS data.
Conclusion
- A robust understanding of networking, security, supply chains, and CRM systems can significantly enhance business operations and decision-making processes. The integration of technology in these domains facilitates efficiency, customer satisfaction, and competitive advantage in a dynamic landscape.
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Description
Test your knowledge of networking fundamentals with this quiz. Covering topics such as switches, packet switching, and different types of networks, you'll explore essential concepts required for understanding modern telecommunications. Perfect for beginners and those looking to refresh their skills!
