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1. Programming
Assignment Help

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What is a programming languages?
A programming language is a set associated with rules that
provides a way associated with informing the computer what
operation to perform
The programming language is a set of rules with regard to
communicating an algorithm
It provides a linguistic framework with regard to explaining
computations
Additional languages look like English (‘high-level’” i.e, Print
‘Hello’)
•Logo
•JavaScript
•And many more

3. Why study programming languages?
Be a much better software engineer
•Understand how to work with language attributes
•Appreciate implementation issues
Much better background with regard to language choice
•Familiar with selection of languages
•Realize problems or benefits or drawbacks
Much better to learn languages
•You will need to need to know a lot
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4. Much better knowledge of implementation
problems
•The way is usually “this feature” applied?
•How does “this part” run so slowly?
Much better in a position to design languages
•People who ignore history tend to be sure in
order to replicate it.
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5. Why are there so many programming
languages?
There are thousands!
Evolution
•Structured languages -> OO programming
Special purposes
•Lisp with regard to symbols; Snobol with regard to strings;
C with regard to systems; Prolog with regard to
relationships
Personal preference
•Programmers have their own personal tastes
Expressive power
•Some features allow you to express your ideas better
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6. Cont…
Simple to use
•Especially for training or understanding tasks
Easy execution
•Simple to create the compiler or interpreter with regard
to
Good compilers
•Fortran in the 50’s as well as 60’s
Economics, patronage
•Cobol as well as Ada, for example
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7. Some Procedural Languages
 FORTRAN (FORmula TRANslation)
 COBOL (COmmon Business-Oriented Language)
 Pascal
 C
 Ada
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8. Special Programming Languages
Scripting Languages
•JavaScript as well as VBScript
•Php and ASP
•Perl and Python
Command Languages
•sh, csh, bash
Text processing Languages
•LaTex, PostScript
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9. Cont…
HTML
•HyperText Markup Language.
•Utilized on the web as well as the World Wide Web
(WWW).
•Web page developer puts brief codes known as tags in the
page to indicate how the page should be formatted.
XML
•Extensible Markup Language.
•A language with regard to determining additional
languages.
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10. Level of Programming Language
High level program:
Low level program:
Executable machine code:
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class Triangle {
....
float surface()
return b*h/2;
}
LOAD r1,b
LOAD r2,h
MUL r1,r2
DIV r2, #2
RET
0001001001000101
0010010011101100
10101101001...

11. Categories of programming languages
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12. Generations of programming languages
Good feature of various computers developed from time to
time, they're classified because generation for computers.
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13. Cont…
 1GL: machine codes
 2GL: symbolic assemblers
 3GL: (machine independent) imperative
languages (FORTRAN, Pascal, C etc)
 4GL: domain specific application generators
 5GL: AI languages …
Each generation is at a higher level of abstraction
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14. Language
Family
Tree
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15. Compilers and Interpreters
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16. Thank You
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