science

Microsoft Pascal

Microsoft Pascal is a 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 Microsoft Pascal rather than just read about it. In short: Microsoft Pascal is a discontinued implementation of the Pascal programming language developed by the Microsoft Corporation for compiling programs for running on its MS-DOS and Xenix operating systems and, in later versions, on OS/2 (like many other Microsoft programming tools, albeit they are only capable of generating 16-bit programs for the latter). Overview Microsoft Pascal version 1.0 was released in 1980.

Key takeaways

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

Reference excerpt

Microsoft Pascal is a discontinued implementation of the Pascal programming language developed by the Microsoft Corporation for compiling programs for running on its MS-DOS and Xenix operating systems and, in later versions, on OS/2 (like many other Microsoft programming tools, albeit they are only capable of generating 16-bit programs for the latter).

Overview Microsoft Pascal version 1.0 was released in 1980. The last version of Microsoft Pascal to be released was version 4.0 in 1988, when Microsoft Pascal was superseded by Microsoft QuickPascal, a cheaper development tool that Microsoft produced in order to compete with Borland's Turbo Pascal. Microsoft Pascal was priced at $300, whereas QuickPascal was priced between $25 and 50, and the differences between the two were similar to those between Microsoft BASIC Professional Development System and Microsoft QuickBASIC. Unlike the ISO-compliant Microsoft Pascal product, QuickPascal was compatibile with Turbo Pascal. This included not only source-level compatibility, but rather complete binary compatibility with widely available unit libraries for the competitor's compiler. To achieve this level of compatibility, QuickPascal moved away from the common file format (OBJ) and tool set (LINK, LIB) shared by Microsoft's other compilers.

References

Notes

Illustrations

Worked examples

Example 1 — a first encounter with Microsoft Pascal

Start with the simplest possible case. Write down what Microsoft Pascal claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In 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 Microsoft Pascal 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 Microsoft Pascal 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 Microsoft Pascal

In research: Microsoft Pascal appears in 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 Microsoft Pascal 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: Microsoft Pascal is common in secondary-school and first-year university syllabi. It links to neighbouring topics Discontinued Microsoft development tools, Pascal programming language family, Programming language topic stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Microsoft Pascal 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 Microsoft Pascal in 20 minutes

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

Frequently asked questions

What is Microsoft Pascal in simple terms?

Why does Microsoft Pascal matter?

Because it connects several 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 Microsoft Pascal?

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 Microsoft Pascal.