QUIZ: Chapter 1 Data Abstraction: The Walls

The specifications of an ADTs operations indicate ______.

what the operations do

how to implement the operations

how to store the data in the ADT

how to carry out the operations

Data structures are part of an ADTs ______.

definition

implementation

specifications

usage

A(n) ______ allows two modules to communicate with each other.

data structure

axiom

interface

client

An ADTs ______ govern(s) what its operations are and what they do.

specifications

implementation

documentation

data structure

A client program depends solely on the ______ of the ADT.

data members

structure

implementation

behavior

Object-oriented programming views a program as ______.

a sequence of actions

a collection of classes

a group of methods

an interaction among objects

An ADTs operations are known as its ______.

axioms

methods

variables

interfaces

Encapsulation combines an ADTs data with its operations to form a(n) ______.

exception

method

object

variable

A(n) ______ is a C++ construct that enables a programmer to define a new data type.

class

method

data field

object

A C++ class contains data members and ______.

clients

interfaces

methods

data structures

A(n) ______ is an instance of a class.

method

data field

interface

object

Which of the following is true about a constructor in C++?

all constructors have a return type of void

a constructor cannot have parameters

a constructor has the same name as the class

a class can only have a single constructor

A(n) ______ is a class that inherits the members of another class.

base class

superclass

abstract class

subclass

Which of the following is true about a destructor in C++?

a class can have several destructors

the compiler will generate a destructor if the programmer does not provide one

a programmer must provide a destructor for every class

a destructor destroys all instances of a class

In C++, each class definition should be placed in a(n) ______.

implementation file

header file

namespace

package

C++ provides a mechanism for logically grouping class definitions and other declarations into a common declarative region known as a(n) ______.

namespace

interface

header

package

When defining class A so that any of its instances can invoke any of the publicly defined methods of class B, the keyword ______ precedes the name of class B.

public

global

static

final

A function can indicate that an error has occurred by ______ an exception.

throwing

catching

implementing

declaring

To ______ an exception means to deal with the error condition.

declare

catch

implement

try

Which of the following is true about runtime exceptions?

they must be handled locally

they must be explicitly thrown from the method

they are used in situations where the method has encountered a serious problem

they can often be prevented by fail-safe programming

Short Answer Questions

What are some of the benefits of modularity?

What is information hiding?

What are the three types of operations on a data collection?

What is data abstraction?

What is an abstract data type (ADT)?

What is a data structure?

What is a constructor?

Under what circumstance is a compiler-generated default constructor created?

Define the client of a class?

What is a superclass?