HSC Science इयत्ता ११ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Computer Science

What are called members?

Differentiate structure and class though both are user-defined data types.

What is the difference between the class and object in terms of oop?

Why it is considered good practice to define a constructor though a compiler can automatically generate a constructor?

The variables declared inside the class are known as ______.

Which of the following statements about member functions are True or False?

i) A member function can call another member function directly by using the dot operator.

ii) Member function can access the private data of the class.

A member function can call another member function directly, without using the dot operator called as ______

The member function defined within the class behaves like ______ functions.

Which of the following access specifier protects data from inadvertent modifications?

Rewrite the following program after removing the syntax errors if any and underline the errors:

#include<iostream>
$include<stdio>
class mystud
{ int studid =1001;
char name[20];
public
mystud( ) { }
void register ( )
{cin>>stdid; gets(name); }
void display ( )
{cout<<studid<<”: “<<name<<endl;}
}
int main( ) { mystud MS; register.MS( ); MS.display( ); }
int main( )
{ mystud MS;
register.MS( );
MS.display( );
}

Define a class RESORT with the following description in C++ :

Private members:
Rno // Data member to storeroom number
Name //Data member to store user name
Charges //Data member to store per day charge Days //Data member to store the number of days Compute( )/*A function to calculate a total amount as Days * Charges and if the total amount exceeds 11000 then the total amount is 1.02 * Days *Charges */
Public member:
GetInfo( ) /* Function to Read the information like name , room no, charges and days*/
DispInfo( )/* Function to display all entered details and total amount calculated using COMPUTE function*/

Write the output of the following

#include<iostream>
using namespace std;
class student
{
  int rno, marks;
  public: student(int r, int m)
  {
    cout << "Constructor " << endl;
    rno = r;
    marks = m;
  }
  void printdet()
  {
    marks = marks + 30;
    cout << "Name: Bharathi" << endl;
    cout << "Roll no : "<<rno << "\n";
    cout << "Marks : "<<marks << endl;
  }
};
int main()
{
  student s(14,70);
  s.printdet();
  cout << "Back to Main";
  return 0;
}

Which of the following deals with procedures, practices, and values?

Commercial programs made available to the public illegally are known as ______.

Which one of the following is self-repeating and does not require a computer program to attach itself?

Which one of the following tracks a does user visit a website?

Which of the following is not a malicious program on computer systems?

E-commerce means ______.

What are the keyboard layouts used in Android?

First generation computers used ______