Object Oriented Programming Using C++ problems
- 1. 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
Correct Answer: optional
- 2. 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
Correct Answer: you save many lines of code by not rewriting an identical structure definition in each function that uses it
- 3. Paying attention to the important properties while ignoring inessential details is known as________
Options- A. selectiveness
- B. polymorphism
- C. abstraction
- D. summarizing Discuss
Correct Answer: abstraction
- 4. 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
Correct Answer: fstream.h
- 5. 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
Correct Answer: public
- 6. An array name is a _____
Options- A. subscript
- B. formal parameter
- C. memory address
- D. prototype Discuss
Correct Answer: memory address
- 7. 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
Correct Answer: the bitwise OR operator (|)
- 8. Adding a derived class to a base class requires fundamental changes to the base class
Options- A. True
- B. False Discuss
Correct Answer: False
- 9. You can use C++ as a procedural, as well as an object-oriented, language
Options- A. True
- B. False Discuss
Correct Answer: True
- 10. If container classes are carefully constructed, then these tools are available to work with structures that are not ______
Options- A. valid without container classes
- B. programmer-defined
- C. type-specific
- D. public Discuss
Correct Answer: type-specific
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