Related Questions

 . . . . . . is a class which can only be instantiated once. You can effectively only have one object per . . . . . class in an application.
A Constructor, Singleton
B Singleton, Constructor
C Singleton, Singleton
D Loader, Loader
You can invoke class constructors that don’t have any relation to the instantiated object by simply prefacing _constructor with the class name like.
A classname::__construct()
B classname:__construct()
C classname=>__construct()
D classname->__construct()
The JavaScript classes can be instantiated using _____ operator?
A create
B new
C instantiate
D create.new
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
Half the graduating class of a college was accepted by a business school. One-third of the class was accepted by a law school. It one-fifth of the class was accepted by both types of school, what fraction of the class was accepted only by a law school?
A 2/15
B 1/6
C 1/3
D 1/2
In a class of 120 students, 60 percent can speak French and the rest can speak only English. If 25 percent of those in the class who can speak French can also speak English, how many of the students in the class can speak English?
A 54
B 60
C 66
D 84
In a class of 120 students. 60 percent can speak French and the rest can speak English only. If 25 percent of those in the class who can speak French can also speak English, how many of the students in the class can speak English?
A 54
B 60
C 66
D 84
In a class of 120 students. 60 percent can speak English and the rest can speak only Bengali. If 25 percent of those in the class who can speak English can also speak Bengali, how many of the students in the class can speak Bengali?
A 54
B 60
C 66
D 84
In a class of 120 students. 70 percent can speak Bengali and the rest can speak English only. If 25 percent of those in the class who can speak English can also speak Bengali, how many of the students in the class can speak Bengali?
A 57
B 60
C 84
D 48

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