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Interview Questions on Structure in C++ : (16)

Question: 1

Can a Structure contain pointer to itself?

(A) Yes
(B) No
(C) Compilation Error
(D) Runtime Error

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 2

What is Self Referential Structure?

(A) Structure which contains pointers
(B) Structure which has pointer to itself
(C) Structure which contains another structure
(D) None of these

Compiler
Level: PractitionerCategory: structure
[Posted by: | ]

Question: 3

What should be output of below program? program is compiled on g++ compiler.

#include<iostream>
using namespace std;

struct student{	
 char a;  char b;  int c;
};

int main()
{
 cout<<sizeof(student);	
 return 0;
}

(A) 4
(B) 6
(C) 8
(D) 12

Compiler
Level: ExpertCategory: structure
[Posted by: | ]

Question: 4

#include<iostream>
using namespace std;

struct student{	
 char a; int c;	char b;
};

int main()
{
    std::cout<<sizeof(student);	
    return 0;
}

(A) 4
(B) 6
(C) 8
(D) 12

Compiler
Level: ExpertCategory: structure
[Posted by: | ]

Question: 5

#include<iostream>


struct student{	
    int a; char b; char c;
};

int main()
{
    std::cout<<sizeof(student);	
    return 0;
}

(A) 4
(B) 6
(C) 8
(D) 12

Compiler
Level: ExpertCategory: structure
[Posted by: | ]

Question: 6

The data elements in structure are also known as ?

(A) data
(B) members
(C) objects
(D) none of these

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 7

How many elements we can have in any structure?

(A) 128
(B) 256
(C) 1024
(D) None of the above

Compiler
Level: PractitionerCategory: structure
[Posted by: | ]

Question: 8

Can we initialize structure's elements in structure itself?

(A) Yes
(B) No
(C) Depends on Compiler

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 9

In place of structure which other data type can be used in programming?

(A) int
(B) float
(C) class
(D) enum

Compiler
Level: PractitionerCategory: structure
[Posted by: | ]

Question: 10

Can we declare structure inside structure?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: structure
[Posted by: | ]

Question: 11

Can we typedef in declaring structure?

(A) Yes
(B) No

Compiler
Level: PractitionerCategory: structure
[Posted by: | ]

Question: 12

A struct can contain members of various data types

(A) TRUE
(B) FALSE

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 13

Structure variables may be passed as arguments to functions

(A) TRUE
(B) FALSE

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 14

In the following structure declaration, idNum is:
Struct Employee
{
String name;
int idNum;
};

(A) a member
(B) an array
(C) a tag
(D) None of these

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 15

Which of the following statements assigns a value to the hourlyWage member of employee[2}?

(A) employee[2]->hourlyWage = 50.00;
(B) employee2.hourlyWage = 7.50;
(C) hourlyWage[2].employee = 29.75;
(D) employee[2].hourlyWage = 75.00;

Compiler
Level: BeginnerCategory: structure
[Posted by: | ]

Question: 16

Which of the following statements outputs the value of the gpa member of element 1 of the student array?

(A) cout<<student1.gpa;
(B) cout<<firstStudent.gpa;
(C) cout<<student[1].gpa;
(D) cout<<student1 ->gpa;

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Interview Questions on Structure in C++ : (16)

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