Related Questions

Atleast how many abstract methods must an abstract class contain?
A None
B One
C Two
D Five
In Java, declaring a class abstract is useful
A To prevent developers from further extending the class.
B When it doesn't make sense to have objects of that class.
C When default implementations of some methods are not desirable.
D To force developers to extend the class not to use its capabilities.
E When it makes sense to have objects of that class.
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
When comparing java.io.BufferedWriter and java.io.FileWriter, which capability exist as a method in only one of two ?
A closing the stream
B flushing the stream
C writting to the stream
D writting a line separator to the stream
E None of these
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(); }
A company declares a 40% stock dividend when there are 4.0 million common shares outstanding with a Tk.1 per value. Their current market price is Tk. 20 per share. Which of the following will be the effect of the stock dividend ?
A Retained earnings will decrease by Tk. 1.6 million and contributed capital will increase by Tk 1.6 million.
B Contributed capital will decrease by Tk 1.6 million and retained earnings will increased by Tk. 1.6 million
C Retained earnings will decrease by Tk. 32 million and contributed capital will increase by Tk. 32 million
D Contributed capital will decrease by Tk. 32 million and retained earnings will increase by Tk. 32 million
The Indian Constitution declares India as all of the following, except
A communist
B democratic republic
C socialist
D secular
The Indian Constitution declares India as all of the following, except-
A Communist
B Democratic republic
C Socialist
D Secular
The preamble declares India as a sovereign state which implies
A India is free to conduct her internal affairs
B India is free to conduct her external affairs
C India is free to conduct her internal as well as external affairs
D None of the above

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