C Programming and Technical

Q. Define Operator, Operand, and Expression in 'C'?

A. Operators are symbols which take one or more operands or expressions and perform arithmetic or logical computations. Operands are variables or expressions which are used in operators to evaluate the expression.
Combination of operands and operators form an expression

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C Other Question

Q. Differentiate between a linker and linkage?

A. A linker converts an object code into an executable code by linking together the necessary build in functions. The form and place of declaration where the variable is declared in a program determine the linkage of variable. Q. What will be the result of the following code?
#define TRUE 0 // some code
while(TRUE)
{
// some code
}

A. This will not go into the loop as TRUE is defined as 0.