Object Oriented Programming (OOP) Concepts MCQs

Q.  Constructor chaining is

a. subclass constructor calling super class constructor
b. super class constructor calling subclass constructor
c. both
d. none


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  Square of difference between two numbers is 9 while the sum of squares of those two numbers is 225. What is their product?
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MCQs:  The ratio of two numbers is 5 : 6 and their LCM is 480, then their HCF is?
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MCQs:  Manoj wants to paste wallpaper on wall of his room. The wall is 4 meters and 50 cm in length and 3 meters and 50 cm in height. But the wall should be covered completely only by square pieces of wallpaper having same size. What is the number of maximum sized wallpaper squares needed to cover the walls completely?
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MCQs:  In a mixture of 90 L the ratio of acid and water is 2 : 1. If the ratio of acid and water is to be 1 : 2, then the amount of water (in litres) to be added to the mixture is?
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MCQs:  Ratio of profits of P, Q and R are 8 : 7 : 9 respectively. For what ratio of time periods did they invest if investments are in the ratio 3 : 2 : 5 respectively?
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MCQs:  What will be selling price, if cost price is Rs. 120 and gain is 35%?
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MCQs:  A sold a car to B at a profit of 25%. B incurred loss of 15% while selling the same car to C. A spent Rs. 50000 for this car. At what price did C buy it?
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