C Programming Language | MCQs

Explanation

In 1972 by Dennis Ritchie invented the high-level language “C”?

in the Bell Laboratories of the AT & T (American Telephone & Telegraph),located in U.S.A.

Dennis Ritchie is known as the founder of c language.

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Co developer of Unix

C is a general-purpose computer programming language.

It was created in the 1970s.

By design, C's features cleanly reflect the capabilities of the targeted CPUs. 

Designed by: Dennis Ritchie

First appeared: 1972

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Explanation

The UNIX operating system was originally developed in assembly, but later rewritten in C to make it portable.

This marked a major milestone in OS development, allowing UNIX to run on different hardware platforms.

Explanation

C program has at least one function; it is the main function (). Each function has a name.

Explanation

In C, the asterisk (*) symbol is used to dereference a pointer.

It means to access the value stored at the address held by the pointer. 

Therefore, *ptr is the correct syntax to access the value at the address ptr.