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What is the output of following program? abstract class Sum { public abstract int sumOfTwo(int n1, int n2); public abstract int sumOfThree(int n1, int n2, int n3); public void disp( ){ System.out.println("Method of class Sum"); } } class DemoAbstract1 extends Sum { public int sumOfTwo(int num1, int num2) { return num1+num2; } public int sumOfThree(int num1, int num2, int num3) { return num1+num2+num3; } public static void main(String args[ ]){ Sum obj = new DemoAbstract1( ); System.out.println(obj.sumOfTwo(3, 7)); System.out.println(obj.sumOfThree(4, 3, 19)); obj.disp( ); } }
Which of the following arithmetic operation can be applied to pointers a and b? (Assuming initialization as int *a = (int *)2; int *b = (int *)3;)
Which of following logical operation can be applied to pointers? (Assuming initialization int *a = 2; int *b = 3;)
Which of following logical operation can be applied to pointers?
(Assuming initialization int *a = 2; int *b = 3;)
What is the correct syntax of declaring array of pointers of integers of size 10 in C++? ; b) int **arr = new int*; c) int *arr = new int; d) int *arr = new int*;
Can “abstract” keyword be used with constructor, Initialization Block, Instance Initialization and Static Initialization Block.
Can "abstract" keyword be used with constructor, Initialization Block, Instance Initialization and Static Initialization Block.
What is the output of this program ? #include
using namespace std;
int n(char, int);
int (*p) (char, int) = n;
int main()
{
(*p)('d', 9);
p(10, 9);
return 0;
}
int n(char c, int i)
{
cout << c << i;
return 0;
}
The following question has three statements. Study the question and the statements and decide which of the statement (s) is/are necessary to answer the question. What is the first term of the arithmetic progression? I) The difference between the 16th term and 9th term of an arithmetic progression is 49. II) The average of 12 terms of an arithmetic progression is 40.5. III) The common difference is 5 more than the first term of the arithmetic progression.
In 2011, the arithmetic mean of the annual incomes of Ramesh and Suresh was Rs. 3800. The arithmetic mean of the annual incomes of Suresh and Pratap was Rs. 4800, and the arithmetic mean of the annual incomes of Pratap and Ramesh was Rs. 5800. What is the arithmetic mean of the incomes of the three?