Struct in c++ language
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10 questions
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- Q1What is the purpose of constructors in a struct in C++?To retrieve data from user inputTo initialize the struct members when an instance is createdTo deallocate memory for the structTo print values stored in the struct30s
- Q2What is a struct in C++ used for?To write recursive functionsTo perform arithmetic operationsTo iterate through arraysTo create user-defined data types30s
- Q3How do you declare a struct in C++?Using the 'void' keyword followed by the struct nameUsing the 'struct' keyword followed by the struct nameUsing the 'int' keyword followed by the struct nameUsing the 'class' keyword followed by the struct name30s
- Q4What is the main difference between a struct and a class in C++?By default, members in a struct are public, while members in a class are privateStructs can inherit from other classes, while classes cannotStruct can have member functions, while class cannotClasses can only contain primitive data types, while structs can contain objects30s
- Q5What is the size of an empty struct in C++?8 bytes2 bytes1 byte4 bytes30s
- Q6How can you access a member of a struct in C++?Using the dot (.) operatorUsing the arrow (->) operatorUsing the ampersand (&) operatorUsing the double colon (::) operator30s
- Q7What is a struct in C++?A keyword to exit a programA user-defined data type that groups related variables togetherA built-in data type for storing integersA type of loop in C++30s
- Q8Can a struct in C++ contain member functions?YesNoMember functions are not allowed in structsOnly static member functions are allowed30s
- Q9What is the keyword used to declare a struct variable in C++?floatintdoublestruct30s
- Q10How can you pass a struct to a function in C++?By passing it by value, reference, or pointerBy converting it to an arrayBy using the 'this' keywordBy including it as part of the function declaration30s