Object Oriented Programming Using C Plus Plus - Practice Test

[#256] The process of extracting the relevant attributes of an object is known as

(A) polymorphism

(B) inheritance

(C) abstraction

(D) data hiding

Correct Answer

(C) abstraction

[#257] You must provide a constructor for a derived class

(A) always

(B) if the base class constructor required arguments

(C) if the base class constructor does not required arguments

(D) never

Correct Answer

(B) if the base class constructor required arguments

[#258] If you want to override constructor default values for an object you are instantiating, you must also override

(A) all other parameters to that constructor

(B) all parameters to the left of that value

(C) all parameters to the right of that value

(D) no other parameters to that constructor

(E) all other parameters to that constructor

(F) all parameters to the left of that value

(G) all parameters to the right of that value

(H) no other parameters to that constructor

Correct Answer

(B) all parameters to the left of that value
(F) all parameters to the left of that value

[#259] To use one of the C++ built-in mathematical functions, you must include the _____ header file in your program

(A) calculation.h

(B) compute.h

(C) expression.h

(D) math.h

Correct Answer

(D) math.h

[#260] Errors in a program are called

(A) accidents

(B) annoyances

(C) bugs

(D) mistakes

Correct Answer

(C) bugs

Object Oriented Programming Using C Plus Plus - Study Mode

[#256] The process of extracting the relevant attributes of an object is known as

Correct Answer

[#257] You must provide a constructor for a derived class

Correct Answer

[#258] If you want to override constructor default values for an object you are instantiating, you must also override

Correct Answer

[#259] To use one of the C++ built-in mathematical functions, you must include the _____ header file in your program

Correct Answer

[#260] Errors in a program are called

Correct Answer