About This Chapter
Communication Services - Chapter Summary
When it comes to the field of communications, there are a wide range of services to consider, and the types of services needed vary based on the users and goals in question. In this chapter you will find out the details about the typical communication services available today. Although each lesson in the chapter can stand on its own, watching the lessons in the presented order will help you build your knowledge base from the ground up. If you only need help with particular topics, though, you can easily use the chapter menu to navigate your way through the lessons. All of our lessons are clearly labeled, so you always know what will be discussed within each lesson. When you complete the chapter, you will be ready to do the following:
- Assess the purposes and uses of a server
- Measure the pros and cons of a client-server network
- Classify the mainframe and client/server systems used in telecommunications
- Differentiate between peer-to-peer and tiered network architecture
- Summarize the functions of a DNS
- Critique network operating systems (NOS)
- Generalize the various categories of OS functions
- Review personal, workgroup, and enterprise operating systems
1. What is a Server? - Definition & Explanation
In this lesson, we'll define what a server is, the configurations that make systems function as servers, and the differences from computers built as servers. We'll also examine some of the different types of servers and their capabilities.
2. What Is a Client-Server Network? - Definition, Advantages & Disadvantages
A client-server network is a central computer, also known as a server, which hosts data and other forms of resources. Clients such as laptops and desktop computers contact the server and request to use data or share its other resources with it.
3. Client/Server and Mainframe Systems Used in Telecommunication Systems
Telecommunications are managed in a number of different ways, including peer-to-peer, client/server and mainframe systems. Learn why client/server has become the most widely used network architecture.
4. Network Architecture: Tiered & Peer-to-Peer
Network architecture describes the allocation of tasks between computers in a network. Learn about the most common types of network architecture - peer-to-peer and client/server - in this video lesson.
5. What is a DNS? - Definition & Explanation
In this lesson, we will learn what DNS means, how it works and its functions in the world of the internet. We will see how it helps us navigate the complicated web of domains and IP addresses we are constantly requesting through our web browser.
6. Network Operating Systems (NOS): Windows & Novell Net Ware
Every computer needs an operating system, and networks require their own operating systems. Learn about the specialized functions of network operating systems.
7. OS Functions: Security, System Management, Communication and Hardware & Software Services
The operating system (or OS ) is the brain of a computer and manages its functions, including systems management/monitoring, communication/networking services management, security services management, and hardware/software services management.
8. Enterprise, Workgroup & Personal Operating Systems
While every computer needs an operating system, different devices and different users need different functionalities. Learn about the different types of operating systems.
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