After compiling, some function code may still be missing in the object file of a program. A linker must then be used to link the object file to the C standard library or other user-generated libraries and include the missing function code so that an executable file can be created.
Q: – How many parts does a function normally have?
A function normally has six parts: the function type, the function name, the arguments, the opening brace, the function body, and the closing brace.
Q: – What is difference between visual c++ & ANSI c++ ?
There are two ways to do the declaration. The first one is
…char variable-name1, variable-name2;
The second one is
Q: – What is the difference between a constant and a variable?
The major difference is that the value of a constant cannot be changed, whereas the value of a variable can. You can assign different values to a variable whenever it’s necessary in your C program.
These are format specifiers. %c is used to obtain the character format; %d is for the integer format; %f is for the floating-point format. %c, %d, and %f are often used with C functions such as printf().
Many C keywords can only control one statement. A statement block provides a way to put more than one statement together, and put the statement block under the control of a C keyword. Then, the statement block is treated as a single statement.
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