Related Questions

A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory . There are 100 seniors, 150 juniors and 200 sophomres who applied. Each senior's junior's name , 2 times; and each sophomres who applied. Each senior's name is placed in the lottery 3 times; each junior's name ,2 times name, 2 times ; and each sphomore's name , 1 time . What is the probability that a senior's name will be chosen?
A 18
B 38
C 48 
D 28
Which keyword allows class members (methods and properties) to be used without needing to instantiate a new instance of the class?
A protected
B final
C static
D private
Which keyword is used to access a static method or property from within the same class(rather than from child)?
A static
B strat
At a Luncheon table where 20 men are seated, one -half of then men belong to club A, one -fourth belong to club B and one-tenth to both clubs , how many men belong to neither?
A 3
B 5
C 7
D 6
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A O is the shortest of the group.
B N is the second tallest of the group.
C L is the tallest of the group.
D Q is the third oldest of the group.
PHP makes it possible to automatically execute code when a new instance of a class is created, using a special class method called a ........ 
A destructor
B constructor
C friend
D initial
In which of the following is a single-entity instance of one type of related to a single-entity instance of another type?
A One-to-One Relationship
B One-to-Many Relationship
C Many-to-Many Relationship
D Composite Relationship
Once a class has been defined, objects can be created from the class with the ....... keyword.
A new object
B construct
C new
D both A and C
In group of 27 students, 18 belongs to Communication Club and 15 belong to the Business Club. If Each student belongs to at least one club, how many students belong to both clubs?
A 3
B 6
C 4
D None of the above
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times, each junior's name, 2 times, and each sophomore's, 1 time. What is the probability that a senior's name will be chosen?
A 1/8
B 2/9
C 2/7
D 3/8

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