Object Oriented Programming Using C Plus Plus - Study Mode

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[#321] The best-written classes have

(A) all functions private

(B) all data public

(C) no functions

(D) None of the above

Correct Answer

(D) None of the above

[#322] The base class for most stream classes is the _____ class

(A) ios

(B) out

(C) in

(D) app

Correct Answer

(A) ios

[#323] The most efficient data type for a variable that stores the number 4.6e20 is the _____ data type

(A) Character

(B) Double

(C) Float

(D) Long Integer

Correct Answer

(C) Float

[#324] Which of the following can be used to declare the main function?

(A) void main

(B) void Main()

(C) void main()

(D) main

Correct Answer

(C) void main()

[#325] You _____ write your own container classes

(A) must

(B) may

(C) should not

(D) must not

Correct Answer

(B) may