# Ada 83

> programming language

**Wikidata**: [Q20665106](https://www.wikidata.org/wiki/Q20665106)  
**Source**: https://4ort.xyz/entity/ada-83

## Summary
Ada 83 is a programming language standardized in 1983 and 1987, designed by French computer scientist Jean Ichbiah. It was developed as a high-level language for embedded systems, particularly for defense and aerospace applications, and became an ISO standard (ISO/IEC 8652:1987). Ada 83 was succeeded by Ada 95, which introduced significant improvements.

## Key Facts
- Ada 83 was standardized in 1983 and 1987, with an ISO standard published in 1987 as ISO/IEC 8652:1987.
- It was designed by Jean Ichbiah, a French computer scientist (1940–2007), who later became a U.S. citizen in 2001.
- Ada 83 was an early version of the Ada programming language, preceding Ada 95, which was released in 1994.
- The language was developed for use in embedded systems, particularly in defense and aerospace applications.
- Ada 83 is classified as a programming language and an ISO standard edition.
- The language was officially known as MIL-STD-1815A and ANSI/MIL-STD-1815A.
- Ada 83 was succeeded by Ada 95, which introduced major enhancements and updates.
- The language's logo is available at [Wikimedia Commons](https://commons.wikimedia.org/wiki/Special:FilePath/Ada_83_logo-128x92.png).
- Ada 83 is referenced in the Bibliothèque Nationale de France under ID 11944324g.

## FAQs
**What is Ada 83, and who designed it?**
Ada 83 is a programming language standardized in 1983 and 1987, designed by Jean Ichbiah, a French computer scientist. It was developed for embedded systems, particularly in defense and aerospace applications.

**When was Ada 83 standardized, and what was its ISO standard?**
Ada 83 was standardized in 1983 and 1987, with an ISO standard published in 1987 as ISO/IEC 8652:1987. The language was also known as MIL-STD-1815A and ANSI/MIL-STD-1815A.

**What was the relationship between Ada 83 and Ada 95?**
Ada 83 was succeeded by Ada 95, which was released in 1994. Ada 95 introduced significant improvements and updates to the language.

**What kind of applications was Ada 83 used for?**
Ada 83 was primarily used in embedded systems, particularly in defense and aerospace applications.

**Where can I find the logo for Ada 83?**
The logo for Ada 83 is available at [Wikimedia Commons](https://commons.wikimedia.org/wiki/Special:FilePath/Ada_83_logo-128x92.png).

## Why It Matters
Ada 83 was significant as an early high-level programming language designed for embedded systems, particularly in defense and aerospace applications. Its standardization in 1983 and 1987, along with the ISO standard in 1987, ensured its widespread adoption in critical systems where reliability and safety were paramount. The language was developed by Jean Ichbiah, a pioneering computer scientist, and its success laid the foundation for later versions like Ada 95. Ada 83's influence extended beyond its technical specifications, shaping the development of programming languages for real-time and embedded systems.

## Notable For
- Being one of the first standardized programming languages for embedded systems.
- Its use in defense and aerospace applications, where reliability and safety were critical.
- The ISO standard ISO/IEC 8652:1987, which formalized its specifications.
- Being designed by Jean Ichbiah, a notable computer scientist.
- Serving as a precursor to Ada 95, which introduced significant improvements.

## Body
### Overview
Ada 83 is a programming language standardized in 1983 and 1987, designed by Jean Ichbiah. It was developed for embedded systems, particularly in defense and aerospace applications. The language was officially known as MIL-STD-1815A and ANSI/MIL-STD-1815A, and it became an ISO standard in 1987 as ISO/IEC 8652:1987. Ada 83 was succeeded by Ada 95, which was released in 1994.

### History
Ada 83 was designed by Jean Ichbiah, a French computer scientist born on March 25, 1940, and died in 2007. Ichbiah was a citizen of France but later became a U.S. citizen in 2001. The language was developed as a high-level language for embedded systems, particularly in defense and aerospace applications. Ada 83 was standardized in 1983 and 1987, with an ISO standard published in 1987. It was succeeded by Ada 95, which introduced significant improvements and updates.

### Standards and Specifications
Ada 83 is classified as a programming language and an ISO standard edition. The language was standardized as ISO/IEC 8652:1987 by the International Organization for Standardization. The language was also known as MIL-STD-1815A and ANSI/MIL-STD-1815A. The language's logo is available at [Wikimedia Commons](https://commons.wikimedia.org/wiki/Special:FilePath/Ada_83_logo-128x92.png).

### Relationships
Ada 83 was preceded by Ada 80, a preliminary non-standard version of the language. It was succeeded by Ada 95, which was released in 1994. Ada 95 introduced significant improvements and updates to the language. Ada 83 is referenced in the Bibliothèque Nationale de France under ID 11944324g.

### Applications
Ada 83 was primarily used in embedded systems, particularly in defense and aerospace applications. The language was designed to ensure reliability and safety in critical systems. Its standardization and widespread adoption made it a key language for real-time and embedded systems.

### Legacy
Ada 83's influence extended beyond its technical specifications, shaping the development of programming languages for real-time and embedded systems. Its success laid the foundation for later versions like Ada 95. The language's use in defense and aerospace applications ensured its relevance in critical systems where reliability and safety were paramount.