Category Archives: Pascal Programming Interview Questions

Why is the name pascal? | Pascal Programming Questions

Pascal was named after the French mathematician Blaise Pascal, who created a calculating machine (not a true computer).

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What is standard Pascal? | Pascal Programming Questions

Pascal is one of a series of languages put forth by one of the most prolific computer language creators, Niklaus Wirth, a professor at Institut fur informatik, ETH, Zurich, Switzerland. Professor Wirth participated in various versions of Algol, a language … Continue reading

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What is the history of Pascal? | Pascal Programming Questions

Pascal is in the Algol family of languages. Algol, whose first version was called IAL or “International Algebraic Language”, was the first language created by international committee. The resulting language was rather odd for its time. The committee had the … Continue reading

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What are the different Pascal standards? | Pascal Programming Questions

The original Pascal standard was an unofficial standard documented by the author, Niklaus Wirth, in “The Report”. The first official standard was ISO 7185 issued in 1983. This was followed by the extended standard, ISO 10206, in 1990. Another standard … Continue reading

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What is the current status of Pascal standards? | Pascal Programming Questions

In 1989, ISO 7185 was revised to correct various errors and ambiguities found in the original document. This resulted in ISO 7185:1990.

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What are the major dialects of Pascal in use today? | Pascal Programming Questions

There have been many implementations of Pascal, both those that follow and those that don’t follow the ISO 7185 standard. For the most part, ISO 7185 was followed on large computer installations during the early days of Pascal (1973-1990), and … Continue reading

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What is IP Pascal? | Pascal Programming Questions

IP is an interplatform Pascal. It supports the following platforms in its current configuration: 1. Windows/95/98/ME/NT/2000/XP. 2. Linux/86. A port for Mac OS X is under way, and a port for Sun Solaris/Sparc is planned. IP both provides, and itself … Continue reading

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Can IP Pascal compile my Turbo/think/MWP Program? | Pascal Programming Questions

A few Turbo Pascal “units” that aid program porting have been created, and these have shown to dramatically simplify porting from that language. Similar procedures will be used for other Pascals. However, these are just rapid porting aids, and these … Continue reading

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Why use the standard version of the language (when other dialects are more widely used)? | Pascal Programming Questions

ISO 7185 standard is the original language as created by N. Wirth, more precisely defined and more secure than the original. The standard makers refrained from making large improvements or extensions to the language. In fact, because Pascal is one … Continue reading

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Why is nOt IP Pascal compatible with Turbo/Borland®/Dephi®/Kylix Pascal? | Pascal Programming Questions

IP Pascal was designed to follow the original Pascal standard since 1980, following Niklaus Wirth’s “The Pascal User Manual and report” [Jensen and Wirth] from 1974. In 1983, the ISO 7185 standard was released, and the minor changes to J&W … Continue reading

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