Question 1

When an exception is thrown,the function finishes its execution,its value is returned,then control is transferred to the catch block.

Accepted Answer

A) True 
 B)False  False

Question 2

A circumstance in C++ where an exception is thrown must be an error.

Accepted Answer

A) True 
 B)False  False

Question 3

In C++ an exception object must be derived from the exception class defined in the standard library.

Accepted Answer

A) True 
 B)False  False

Question 4

Write a definition for an exception class,E,that contains an error number and a string type error name.Include a constructor that creates an E object and initializes both members.Provide accessors for both the message and error number.

Accepted Answer

#include <string>
using namespace

Question 5

The exception specification for a function has no effect on an exception that is caught within the function.

Accepted Answer

A) True 
 B)False

Question 6

When an event occurs that cannot be managed locally,an exception may be thrown.Throwing the exception object transfers control and information gleaned locally to some calling program unit that manages the event,or the program terminates.

Accepted Answer

A) True 
 B)False

Question 7

Explain how the mechanism for deciding which catch block catches an exception is like the mechanism for deciding which function definition is used when an overloaded function is called.

Accepted Answer

The code looks like
try
{// code to thro

Question 8

If an exception is thrown in a function,say,f(),but not handled there,the exception is propagated to the function that called f().

Accepted Answer

A) True 
 B)False

Question 9

Mentioning a base class B in an exception specification includes a class D objects,where D is derived from B,in the exception specification.

Accepted Answer

A) True 
 B)False

Question 10

A function does not have an exception specification at all,so exceptions are prohibited.

Accepted Answer

A) True 
 B)False

Question 11

Suppose an exception of type E is thrown in a function but not listed in the exception specification,and is not caught in the function.The exception will be caught in a calling function that has a catch block that declares an exception of that type.

Accepted Answer

A) True 
 B)False

Question 12

A program can continue to run after an exception has been thrown and caught.

Accepted Answer

A) True 
 B)False

Question 13

The context in which an exception is handled (or managed)is the throw block.

Accepted Answer

A) True 
 B)False

Question 14

An exception is signaled or raised with the keyword catch followed by an exception object that may be of any C++ type.

Accepted Answer

A) True 
 B)False

Question 15

Describe the circumstances that the unexpected()function will be called.

Accepted Answer

If an exception of a type not in the exc

Question 16

In C++,an exception object can be a user-defined type or any type that is built-into C++ language.

Accepted Answer

A) True 
 B)False

Question 17

What is the purpose of exception handling?

Accepted Answer

Exception handling provides a

Question 18

Compilers will check code in functions against exception specifications.

Accepted Answer

A) True 
 B)False

Question 19

The default action of unexpected()can be changed.

Accepted Answer

A) True 
 B)False

Question 20

How can you write a catch block that will catch all exceptions that have been thrown but not yet caught?

Accepted Answer

Adding the catch block shown here will c

When an exception is thrown,the function finishes its execution,its value is returned,then control is transferred to the catch block.

A circumstance in C++ where an exception is thrown must be an error.

In C++ an exception object must be derived from the exception class defined in the standard library.

Write a definition for an exception class,E,that contains an error number and a string type error name.Include a constructor that creates an E object and initializes both members.Provide accessors for both the message and error number.

The exception specification for a function has no effect on an exception that is caught within the function.

When an event occurs that cannot be managed locally,an exception may be thrown.Throwing the exception object transfers control and information gleaned locally to some calling program unit that manages the event,or the program terminates.

Explain how the mechanism for deciding which catch block catches an exception is like the mechanism for deciding which function definition is used when an overloaded function is called.

If an exception is thrown in a function,say,f(),but not handled there,the exception is propagated to the function that called f().

Mentioning a base class B in an exception specification includes a class D objects,where D is derived from B,in the exception specification.

A function does not have an exception specification at all,so exceptions are prohibited.

Suppose an exception of type E is thrown in a function but not listed in the exception specification,and is not caught in the function.The exception will be caught in a calling function that has a catch block that declares an exception of that type.

A program can continue to run after an exception has been thrown and caught.

The context in which an exception is handled (or managed)is the throw block.

An exception is signaled or raised with the keyword catch followed by an exception object that may be of any C++ type.

Describe the circumstances that the unexpected()function will be called.

In C++,an exception object can be a user-defined type or any type that is built-into C++ language.

What is the purpose of exception handling?

Compilers will check code in functions against exception specifications.

The default action of unexpected()can be changed.

How can you write a catch block that will catch all exceptions that have been thrown but not yet caught?

C++ Basics

Flow of Control

Function Basics

Parameters and Overloading

Arrays

Structures and Classes

Constructors and Other Tools

Operator Overloading,friends,and References

Strings

Pointers and Dynamic Arrays

Separate Compilation and Namespaces

Streams and File IO

Recursion

Inheritance

Polymorphism and Virtual Functions

Templates

Linked Data Structures

Standard Template Library

Patterns and Uml

Filters

Exam 18: Exception Handling

When an exception is thrown,the function finishes its execution,its value is returned,then control is transferred to the catch block.

A circumstance in C++ where an exception is thrown must be an error.

In C++ an exception object must be derived from the exception class defined in the standard library.

Write a definition for an exception class,E,that contains an error number and a string type error name.Include a constructor that creates an E object and initializes both members.Provide accessors for both the message and error number.

The exception specification for a function has no effect on an exception that is caught within the function.

When an event occurs that cannot be managed locally,an exception may be thrown.Throwing the exception object transfers control and information gleaned locally to some calling program unit that manages the event,or the program terminates.

Explain how the mechanism for deciding which catch block catches an exception is like the mechanism for deciding which function definition is used when an overloaded function is called.

If an exception is thrown in a function,say,f(),but not handled there,the exception is propagated to the function that called f().

Mentioning a base class B in an exception specification includes a class D objects,where D is derived from B,in the exception specification.

A function does not have an exception specification at all,so exceptions are prohibited.

Suppose an exception of type E is thrown in a function but not listed in the exception specification,and is not caught in the function.The exception will be caught in a calling function that has a catch block that declares an exception of that type.

A program can continue to run after an exception has been thrown and caught.

The context in which an exception is handled (or managed)is the throw block.

An exception is signaled or raised with the keyword catch followed by an exception object that may be of any C++ type.

Describe the circumstances that the unexpected()function will be called.

In C++,an exception object can be a user-defined type or any type that is built-into C++ language.

What is the purpose of exception handling?

Compilers will check code in functions against exception specifications.

The default action of unexpected()can be changed.

How can you write a catch block that will catch all exceptions that have been thrown but not yet caught?

C++ Basics

Flow of Control

Function Basics

Parameters and Overloading

Arrays

Structures and Classes

Constructors and Other Tools

Operator Overloading,friends,and References

Strings

Pointers and Dynamic Arrays

Separate Compilation and Namespaces

Streams and File IO

Recursion

Inheritance

Polymorphism and Virtual Functions

Templates

Linked Data Structures

Standard Template Library

Patterns and Uml

Filters