Generally there are four data types, each of which can be signed or unsigned.Write names of all four data types.

Give the output of the following program:
int a=44;
cout<<a++<<"\t"<<a<<"\n"<<++a;
cout<<endl<<a<<endl;

How 'I' operator is different from '%' operator?

Write the difference between = and ==

If v is an identifier of int type and is holding value 255. Is the following statement correct?
char code = v;

Evaluate the following C++ expression for x=10, y=5 and z=11
(x==y)||(!(z==y))&&(z<x)

Which value of x will be printed in following case and why?
int x=9;
void main()
{
  int x = 10;
  cout<<x;
}

How is an entry controlled loop different from exit controlled loop?

What is the effect of absence of break in switch-case statement?

Which C++ header file(s) are essentially required to be included to run/execute the following C++ source code? (Note: Do not include any header file which is/are notrequired).
void main()
{ 
   char STRING[]= " Something";
   cout<<"Balance Characters:";
   cout<<160-strlen(STRING)<<endl;
}

An unsigned int can be twice as large as the signed int. Explain how?

What is the difference between automatic conversion and type casting? Also, give a suitable C++ code to illustrate both

Write the output of the following program.
Void main()
{
     int x=5, y=5;
     cout<<x--;   
     cout<<",";
     cout<<--x;
     cout<<",";
     cout<<y--<<","<<--y;
}

What is the purpose of using a typedef command in C++? Explain with suitable example.

Identify the errors in the following code segment:

include<iostream.h>
Main();
{
      Float x, y;
      cout<"Enter two numbers";
      cin>>a>>b
      cout<<' The numbers in reverse order are '<<b,a;
}

How precedence of assignment operators related to other operators? What is their associativity?

Find the output of the following program:

#include<iostream.h>
void main()
{
    int A=5,B=10;
    for( int I=1; I<=2;I++)
    {
          cout<<"Line 1="<<A++<<"&"<<B-2<<endl; 
         cout<<"Line 2="<<++B<<"&"<<A+3<<endl;

     } 

}

What is wrong with the following while loop and how does the correct ones look like?
int c=1;
while(c<100)
       cout<<c<<"\n";
       c++;

What will be the printed on the console by the code below?
#include<iostream.h>
#include<conio.h>
void main()
{
int x=9, y=7, z=2, k=0, j=0;
double m=1.1;
clrscr();
if(x>y)
{
if(y>z&&y>k)
{
m - -;
}
else
{
k++;
}
}
else
{
j++;
}
cout<<"m="<<m<<endl;
cout<<"k="<<k<<endl;
cout<<"k="<<j<<endl;
getch();
}

What is the difference between actual and formal parameter? Give a suitable example to illustrate using a C++ code

What is the benefit of using function prototype for a function? Give a suitable example to illustrate it using a C++ code.

Rewrite the following program after removing the syntactical errors(if any). Underline each correction.
#include<iostream.h>
typedef char Text(80);
void main()
{
    Text T="Indian";
    int Count=strlen(T);
    cout<<T<<'has'<<Count<<'characters'<<endl;
}

Write a program in C++ to print first 10 multiples of an integer N, where N is to be entered by user:

List the output of the program below.In other words, everytime there is a cout statement, list the values that will appear on the screen.
#include<iostream.h>
#include<conio.h>
void main()
{
 clrscr();
 for(int i=1;i<3;i++)
   for(int j=1;j<=5;j+=2)
      cout<<i<<"*"<<j<<"="<<i*j<<endl;
double a=1;
while(a<32)
      a*=2;
cout<<"a="<<a<<endl;
i=8,j=3;
int k=i/j;
double b=i/j;
double c=((double)i/(double)j);
cout<<"Now k="<<k<<", b="<<b<<", c="<<c<<endl;
getch();
}