Object Oriented Programming with c++ Question Bank with Answers - Set 31 - ObjectiveBooks

Object Oriented Programming with c++ Question Bank with Answers - Set 31

Practice Test: Question Set - 31

1. One of the logical operators in the C language is represented by the symbol
    (A) AND
    (B) &&
    (C) >=
    (D) <=

2. Variable names known only to the procedure in which they are declared are ________
    (A) Local
    (B) Global
    (C) Recent
    (D) Internal

3. Another drawback to returning an error code from a function is that any error code returned by the function
    (A) Must be of the same type as return type of the function
    (B) Must not be a character
    (C) Cannot be checked in a main() program
    (D) Can have multiple meanings

4. Which of the following tells C++ to display numbers with zero decimal places?
    (A) setiosflags(0)
    (B) setiosflags(zero)
    (C) setprecision(0)
    (D) setprecision(zero)

5. You typically initialize Short Integer, Integer, and Long Integer variables to
    (A) A space enclosed in double quotes
    (B) A space enclosed in single quotes
    (C) The letter O
    (D) The number 0

6. You typically initialize a String variable to _______
    (A) An asterisk
    (B) A space enclosed in single quotes
    (C) The number 0
    (D) A zero-length string

7. If no constructors can specified for a derived class, objects of the derived class will use the constructors in the base class
    (A) True
    (B) False

8. The prototype for a derived class constructor may include arguments for
    (A) Data members of the derived class
    (B) Data members of the base class
    (C) Both (a) and (b)
    (D) Neither (a) nor (b)

9. Simple routines that programmers use as place holders while a system is being tested are called _______.
    (A) Stubs
    (B) Stumps
    (C) Holders
    (D) Templates

10. Two access specifiers in C++ are
    (A) public and private
    (B) int and double
    (C) formal and informal
    (D) void and free

11. An expression
    (A) Is a collection of data objects and operators that can be evaluated to a single value
    (B) Is a name that substitutes for a sequence of characters
    (C) Causes the computer to carry out some action
    (D) All of the above

12. Private data can be accessed by
    (A) Class member functions
    (B) Functions in derived classes
    (C) Both (a) and (b)
    (D) Neither (a) nor (b)

13. Which is true?
    (A) Sequential cohesion is slightly weaker than functional cohesion
    (B) Sequential cohesion is slightly stronger than functional cohesion
    (C) Sequential cohesion is much stronger than functional cohesion
    (D) Neither sequential cohesion nor functional cohesion is stronger than the other

14. The statement float values[]={3.14, -7.86, 36.96, 4.87};
    (A) Assigns 36.96 to values[2]
    (B) Assigns -7.86 to values[2]
    (C) Gives an error message
    (D) Assign 14 to values[2]

15. An exception specification begins with the keyword _______
    (A) Exception
    (B) Try
    (C) Throw
    (D) Catch

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