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- Question
Paying attention to the important properties while ignoring inessential details is known as________
Options- A. selectiveness
- B. polymorphism
- C. abstraction
- D. summarizing
- Correct Answer
- abstraction
- 1. You define a structure type globally because _____
Options- A. you save many lines of code by not rewriting an identical structure definition in each function that uses it
- B. you will never change its definition
- C. it is required in C++
- D. All of the above Discuss
- 2. The use of the break statement in a switch statement is
Options- A. optional
- B. compulsory
- C. not allowed. It gives an error message
- D. to check an error
- E. None of the above Discuss
- 3. What does C++ append to the end of a string literal constant?
Options- A. a space
- B. a number sign (#)
- C. an asterisk (*)
- D. a null character Discuss
- 4. A widget is to the blueprint for a widget as an object is to
Options- A. a member function
- B. a class
- C. an operator
- D. a data item Discuss
- 5. When a child class function is called, the compiler looks first for a matching function name in the _____
Options- A. class of the object using the function name
- B. immediate ancestor class
- C. base class
- D. descendant class Discuss
- 6. To use either an input or output file, the program must include the _____ header file
Options- A. filestream.h
- B. fstream.h
- C. instream.h
- D. inoutstream.h
- E. iostream.h Discuss
- 7. To expose a data member to the program, you must declare the data member in the _____ section of the class
Options- A. common
- B. exposed
- C. public
- D. unrestricted
- E. user Discuss
- 8. An array name is a _____
Options- A. subscript
- B. formal parameter
- C. memory address
- D. prototype Discuss
- 9. Format flags may be combined using
Options- A. the bitwise OR operator (|)
- B. the logical OR operator (||)
- C. the bitwise AND operator (&)
- D. the logical AND operator (&&) Discuss
- 10. Adding a derived class to a base class requires fundamental changes to the base class
Options- A. True
- B. False Discuss
Object Oriented Programming Using C++ problems
Search Results
Correct Answer: you save many lines of code by not rewriting an identical structure definition in each function that uses it
Correct Answer: optional
Correct Answer: a null character
Correct Answer: a class
Correct Answer: class of the object using the function name
Correct Answer: fstream.h
Correct Answer: public
Correct Answer: memory address
Correct Answer: the bitwise OR operator (|)
Correct Answer: False
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