1000+ Advanced C Programming Interview Questions & Answers - 1
What are the types of C constants?
Numeric data is primarily made up of numbers and can include decimal points. Non-numeric data may be composed of numbers, letters, blanks and any special characters supported by the system. In other words, non numeric data consists of alphanumeric characters.
A non numeric data can be called as a literal. Numeric constants are of three types
1. Integer constant
2. Floating point constant
3. Character constant
Define character constant?
A character constant is a letter, numeral or special symbol, which can be handled by the computer system. These available symbols define the system’s character set. Enclosing a single character from the system’s character set within single quotation marks from a character constant.
What is actual parameters?
Actual parameters are the parameters defined in the calling function and they have the actual values to be passed to the called function.
What is global variable?
Global variable are declared before the main() function. They can be accessed and modified by all the functions in the program.
What are the basic elements of C?
The C language is composed of the basic elements.
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