Programming Languages

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Programming Languages
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Reasons for Studying Programming Languages

• capacity to express ideas

• ability to choose an appropriate language

• ability to learn a new language

• understanding of significance of
  implementation

• ability to design new languages

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Programming Domains

• Scientific Applications

• Business Applications

• AI

• Systems Programming

• Scripting Languages

• Special Purpose Languages

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Language Evaluation Criteria

• Readability

• Writabilty

• Reliability

• Cost

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Language Evaluation Criteria

• Readability

Simplicity
Orthogonality
Control statements
Data Types and Structures
Syntax
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Language Evaluation Criteria

• Writability

Simplicity and Orthogonality
Support for Abstraction
Expressivity
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Language Evaluation Criteria

• Reliability

Type Checking
Exception Handling
Aliasing
Readability and Writability
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Language Evaluation Criteria

• Cost

Training
Cost of Writing Programs
Compilation
Execution Costs
Poor Reliability Costs