Chapter 1 Introduction Networking review

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Toronto Metropolitan University *

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301

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Information Systems

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Oct 30, 2023

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Sure, here are the rephrased answers: 43. **Explain the distinctions between a WAN, MAN, CAN, and a PAN.** - A Wide Area Network (WAN) comprises interconnected LANs spanning a broad geographical area. In contrast, a Metropolitan Area Network (MAN) or Campus Area Network (CAN) involves connected LANs within a localized geographic region, like government offices surrounding a state capitol. The smallest network is a Personal Area Network (PAN), which connects personal devices, such as when syncing a smartphone and computer. 44. **List some of the responsibilities of a network operating system.** - A network operating system typically manages various tasks, including: - Managing data and resources for multiple clients. - Ensuring authorized user access to the network. - Controlling file access and permissions. - Regulating network access times and locations. - Defining communication rules among devices. - In some cases, delivering applications and data to clients. 45. **Define a remote application and describe its implementation on Windows Server.** - A remote application is an application executed on a server and presented to a user at a client computer. Windows Server versions from 2008 onward feature Remote Desktop Services for managing remote applications. It leverages Remote Desktop Protocol (RDP) to make remote applications and their data accessible to clients. 46. **Elaborate on the differences between physical and logical network topologies.** - Physical topology pertains to hardware, illustrating how computers, devices, and cables physically interconnect to form a network. Logical topology concerns software, delineating how network access is controlled, including user and program access and resource sharing.

47. **Differentiate between the Transmission Control Protocol (TCP) and User Datagram Protocol (UDP), and provide examples of their usage.** - TCP is a connection-oriented protocol that establishes a connection, verifies data reception, and retransmits if needed. It is used by applications like web browsers and email, ensuring guaranteed data delivery, making it suitable for scenarios where data integrity is crucial. UDP is a connectionless, best- effort protocol used in broadcasting, as in streaming media over the web. It emphasizes speed over guaranteed delivery and is also employed in network monitoring. 48. **How can you prevent damage to a component before handling it?** - To prevent damage to a component, ensure proper grounding by: - Wearing an Electrostatic Discharge (ESD) strap that connects to the chassis or computer case. - If an ESD strap is unavailable, touch the case before the component, reducing the risk of ESD. - Store sensitive components in antistatic bags when not in use. - Always shut down and unplug a computer before working inside it. 49. **List some general OSHA guidelines for using power tools and hand tools in the workplace.** - Adhere to OSHA guidelines for power and hand tool use, including: - Wearing personal protective equipment (PPE) for safety. - Keeping tools in good condition and properly storing them. - Using the right tool for the job and operating it according to manufacturer instructions. - Ensuring a clutter-free work area to prevent trip hazards. 50. **Explain the two categories of Application layer protocols and detail the Protocol Data Unit (PDU) used at this layer.** - Application layer protocols are divided into two categories: - Application programs providing user services, like HTTP for web browsers and servers.

- Utility programs serving the system, such as SNMP for network monitoring. - The Protocol Data Unit (PDU) at this layer consists of data passed between applications or utility programs and the operating system, including control information. The two end-system computers involved in data transmission are referred to as hosts.

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