When and where was the C language invented? Why was it important for the ANSI co

Question

When and where was the C language invented? Why was it important for the ANSI committee to standardize the What type of programming techniques does C++ provide that the C does not? For what purpose was the C language originally designed? Why is it often heard that the UNIX operating system looks a lot like C? What is the job of the compiler? What does the linker do? Describe the differences between a compile error and a link error. Name five keywords in C++. Is "main" a keyword in C++? Explain your answer. Why does a C++ program need to have a main function.? What is the difference between a data type and a variable?

Explanation / Answer

1) The C language was invented in 1972 by Dennis Ritchie at Bell Laboratories.

2) The ANSI committee standardized the C language to provide a modern and comprehensive definition of C language.

4) C language was originally designed for development of UNIX operating system.

5) It is often heard that UNIX operating system looks a lot like C because C language was used to code and develop the UNIX operating system.

6)

7) The keywords in C++ are:

8) main is not a keyword in C++ but rather it is a function or method that returns an int and must have either no parameters.

9) C++ program need to have a main function to run the program.

10) A Variable is a symbolic name for anentity of a given type, where as Data type defines the variable what it contains and what it can do.

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