Related Questions

Which of the following declares an abstract method in an abstract Java class?
A public abstract method();
B public abstract void method();
C public void abstract Method();
D public void method() {}
E public abstract void method() {}
Atleast how many abstract methods must an abstract class contain?
A None
B One
C Two
D Five
Which of the following class definitions defines a legal abstract class?
A class A { abstract void unfinished() { } }
B class A { abstract void unfinished(); }
C abstract class A { abstract void unfinished(); }
D public class abstract A { abstract void unfinished(); }
The ratio of boys to girls in class A is 3 to 4 . The ratio of boys to girls in class B is 4 to 5 . If the two classes were combined, the ratio of boys to girls in class B is two less than the number of girls in class A. How many girls are in class A?
A 87
B 11
C 12
D 15
Three maths classes: X, Y, and Z take an algebra test. The average score of class X is 83. The average score of class Y is 76. The average score of class Z is 85. The average score of class X and Y is 79 and the average score of class Y and Z is 81. What is the average score of the combined classes X, Y, and Z?
A 81
B 81.5
C 82
D 84.5
Which one of the following is the correct way of declaring a namespace?
A namespace my;
B namespace my();
C my namespace;
D namespace(my);
Which of the following is the correct way of declaring a float pointer:
A float ptr;
B float *ptr;
C *float ptr;
D None of the above
Under what circumstance is it impossible to assign a default value to a parameter while declaring a function?
A When the parameter is Boolean
B When the function is being declared as a member of a class
C When the parameter is being declared as passed by reference
D When the function contains only one parameter
E Never
A resolution declaring 'Purna Swaraj' was passed in the Congress Session held at
A Lahore
B Calcutta
C Gaya
D Haripura
How many instances of an abstract class can be created?
A 1
B 2
C 13

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