computer science

List of computer system manufacturers

List of computer system manufacturers 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 List of computer system manufacturers rather than just read about it. In short: A computer system is a nominally complete computer that includes the hardware, operating system (main software), and the means to use peripheral equipment needed and used for full or mostly full operation. Such systems may constitute personal computers (including desktop computers, portable computers, laptops, all-in-ones, and more), mainframe computers, minicomputers, servers, and workstations, among other classes…

Key takeaways

List of computer system manufacturers 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 List of computer system manufacturers to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of List of computer system manufacturers from memory before moving on to harder problems.

Reference excerpt

A computer system is a nominally complete computer that includes the hardware, operating system (main software), and the means to use peripheral equipment needed and used for full or mostly full operation. Such systems may constitute personal computers (including desktop computers, portable computers, laptops, all-in-ones, and more), mainframe computers, minicomputers, servers, and workstations, among other classes of computing. The following is a list of notable manufacturers and sellers of computer systems, both present and past. There are currently 432 companies in this incomplete list.

Current

Inactive

See also Market share of personal computer vendors List of computer hardware manufacturers List of laptop brands and manufacturers List of touch-solution manufacturers

Notes

References

Worked examples

Example 1 — a first encounter with List of computer system manufacturers

Start with the simplest possible case. Write down what List of computer system manufacturers 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 List of computer system manufacturers 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 List of computer system manufacturers 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 List of computer system manufacturers

In research: List of computer system manufacturers 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 List of computer system manufacturers 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: List of computer system manufacturers is common in secondary-school and first-year university syllabi. It links to neighbouring topics Computer hardware companies, Computer systems companies, Computing-related lists, so understanding it makes those chapters shorter.
In everyday life: Look for List of computer system manufacturers 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.

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How to study List of computer system manufacturers in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what List of computer system manufacturers 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 List of computer system manufacturers out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is List of computer system manufacturers in simple terms?

Why does List of computer system manufacturers 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 List of computer system manufacturers?

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 List of computer system manufacturers.