The answer is false. A union can be nested in a structure . Actually union and structure can be nested in each other which means that nesting union in structure and nesting structure in union, both are possible.
Read moreCan you declare struct and union one inside another?
You can declare a structure or union type separately from the definition of variables of that type , as described in Structure and union type definition and Structure and union variable declarations; or you can define a structure or union data type and all variables that have that type in one statement, as described in …
Read moreWhere we can use structure and union in C?
You use a union when your “thing” can be one of many different things but only one at a time. You use a structure when your “thing” should be a group of other things.
Read moreHow does a union work in C?
A union is a special data type available in C that allows to store different data types in the same memory location . You can define a union with many members, but only one member can contain a value at any given time. Unions provide an efficient way of using the same memory location for multiple-purpose.
Read moreWhat is union and structure?
A structure contains an ordered group of data objects. Unlike the elements of an array, the data objects within a structure can have varied data types. Each data object in a structure is a member or field. A union is an object similar to a structure except that all of its members start at the same location in memory .
Read moreWhat are unions in C++?
In C++17 and later, the std::variant class is a type-safe alternative for a union. A union is a user-defined type in which all members share the same memory location . This definition means that at any given time, a union can contain no more than one object from its list of members.
Read moreCan a structure be nested in a union?
The answer is false. A union can be nested in a structure . Actually union and structure can be nested in each other which means that nesting union in structure and nesting structure in union, both are possible.
Read more