computer science

Personal web server

Personal web server is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Personal web server rather than just read about it. In short: A personal web server (PWS) is system of hardware and software that is designed to create and manage a web server on a desktop computer for individuals or employees. It can be used to learn how to set up and administer a website, to serve as a site for testing dynamic web pages, or to serve web pages in a closed environment not accessible on the internet.

Key takeaways

Personal web server belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Personal web server to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Personal web server from memory before moving on to harder problems.

Reference excerpt

A personal web server (PWS) is system of hardware and software that is designed to create and manage a web server on a desktop computer for individuals or employees. It can be used to learn how to set up and administer a website, to serve as a site for testing dynamic web pages, or to serve web pages in a closed environment not accessible on the internet. One of the main functions of PWS is to provide an environment where web programmers can test their programs and web pages. Therefore, a PWS supports the more common server-side programming approaches that can be used with production web servers. A personal web server, or personal server in short, allows users to store, selectively share, or publish information on the web or on a home network. Unlike other types of web servers, a personal web server is owned or controlled by an individual or organization, and operated for the individual's needs. It can be implemented in different ways:

as a computer appliance as a general-purpose server, such as a Linux server, which may be located at the owner's home or in a data center in a shared hosting model, where several users share one physical server by means of virtualization, or virtual hosting. as one feature of a computer that is otherwise also used for other purposes. A personal web server is conceptually the opposite of a web server, or website, operated by third parties, in a software as a service (SaaS) or cloud model.

Advantages Privacy: as the personal server is owned by the individual that derives the main benefit from it, they are in control of who else may access information on the server Autonomy: the owner of the personal server decides which applications to run on the server, whom to allow access to, when to upgrade, etc. Hackability: the owner of the personal server can configure and change any aspect of the personal server

Disadvantages Administration overhead: the owner of the server is responsible for system administration Higher power consumption: the power consumed per user is higher, on average, than in a model where many users use the same server, such as in the SaaS/cloud model. Poor scalability: the server may function poorly or crash if its resources are heavily accessed

See also Comparison of web server software Microsoft Personal Web Server

References

Worked examples

Example 1 — a first encounter with Personal web server

Start with the simplest possible case. Write down what Personal web server claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Personal web server before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Personal web server ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Personal web server

In research: Personal web server appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Personal web server in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Personal web server is common in secondary-school and first-year university syllabi. It links to neighbouring topics Computer hardware stubs, Home servers, Web 1.0, so understanding it makes those chapters shorter.
In everyday life: Look for Personal web server outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Personal web server in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Personal web server means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Personal web server out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Personal web server in simple terms?

Why does Personal web server matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Personal web server?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Personal web server.