Deck 9: Completing the Basics

Question 1

Unlike the built-in data types, a class does not define a valid set of data values.

Answer 1

False

Question 2

In exception handling, a(n) ____ is the section of code that processes the error.

A) exception handler
B) exception
C) catch clause
D) thrown exception

Answer 2

C

Question 3

In exception handling, an exception is thrown from within the function after its execution.

Answer 3

False

Question 4

Inside the parentheses of a catch block are the ____ of the exception that s thrown and a parameter name used to receive the exception.

A) return value
B) try type
C) data type
D) catch type

Question 5

User-input validation is an essential part of any commercially viable program.

Question 6

Whenever a string literal is thrown, it s a(n) ____, not a string class object, that is thrown.

A) C-string
B) array of integers
C) numeric value
D) character

Question 7

When a string literal is thrown, the catch statement must declare the received argument as a ____.

A) C-string
B) Z-string
C) C-variable
D) string variable

Question 8

At a fundamental level, all input (as well as output) is done on a character-by-character basis.

Question 9

In general, ____ fundamental types of errors can cause C++ exceptions.

A) two
B) three
C) four
D) five

Question 10

One of the major uses of strings in programs is for user-input validation.

Question 11

The string class function int length() returns the length of the string.

Question 12

Returning an error condition from a function means that the condition must be the same data type as a valid returned value.

Question 13

The process of generating and passing an exception is referred to as ____.

A) throwing an exception
B) throwing an error
C) returning an error
D) returning an exception

Question 14

Strings cannot be input from the keyboard and displayed on the screen.

Question 15

Storage areas declared for a class are referred to as ____.

A) object types
B) constants
C) objects
D) variables

Question 16

____ blocks serve as exception handlers for any exceptions thrown by the statements in the try block.

A) Throw
B) Catch
C) If
D) Error

Question 17

The expression getline(cin, message) accepts and stores characters typed at the terminal continuously until the Enter key is pressed.

Question 18

In exception handling, when an error occurs while a function is executing, a(n) ____ is created.

A) error
B) bifurcation
C) handler
D) exception

Question 19

C++ compilers have added a technique designed for error detection and handling referred to as ____.

A) error handling
B) exception handling
C) function handling
D) error code handling

Question 20

An advantage of object-oriented program design is that you can use thoroughly tested classes without knowing how the class is constructed.

Question 21

In C++, a character is stored as a(n) ____ value.

A) integer
B) char
C) boolean
D) floating point

Question 22

Storage areas declared for a class are referred to as ___________________.

Question 23

In the earlier versions of C++, the process of creating a new object is referred to as ____ an object.

A) defining
B) declaring
C) instantiating
D) allocating

Question 24

The values the string class permits are referred to as ____.

A) string objects
B) string literals
C) C-strings
D) istream strings

Question 25

Strings can be manipulated by using string class functions or the ____ functions.

A) character-at-a-time
B) C-string
C) c_str
D) cin

Question 26

The lowercase string character is converted to its uppercase equivalent by using the ____ function.

A) upper()
B) isupper()
C) changeupper()
D) toupper()

Question 27

The ____ function reads the next character in the input stream and assigns it to the function s character variable.

A) getline()
B) get()
C) nextChar()
D) getChar()

Question 28

Each character in a string is stored in binary using the ASCII or ____ code.

A) EBCDIC
B) Unicode
C) Char-set
D) C-char

Question 29

Designating a namespace in the ____ statement tells the compiler to include only the code in the specified namespace rather than all code in the file.

A) #include
B) using
C) #namespace
D) get()

Question 30

The ____ function enables you to retrieve separate characters in a string.

A) at()
B) char_at()
C) indexof()
D) value_of()

Question 31

The ____ function returns the next character on the stream but doesn t remove it from the stream s buffer.

A) put()
B) check()
C) peek()
D) get()

Question 32

The ____ header file in C++ provides good date and time functions.

A) ctime
B) cmath
C) cdate
D) cmisc

Question 33

The traditional C++ approach to error handling uses a(n) ____________________ to return a specific value to indicate specific operations.

Question 34

The ____________________ keyword identifies the start of an exception handling block of code.

Question 35

The expression getline(cin, message) will continuously accept and store characters typed at the terminal until the ____ key is pressed.

A) Shift
B) Enter
C) ESC
D) Ctrl

Question 36

The function declaration (prototype) for each character class function is contained in the header file string or ____.

A) ctype
B) c_type
C) cctype
D) C-type

Question 37

The ____ method returns the number of characters in the string.

A) str_size()
B) str_length()
C) size()
D) length()

Question 38

Multiple catch blocks can be used as long as each block catches a(n) ____________________ data type.

Question 39

The parameter name in the catch block conventionally uses the letter ___________________ for exception.

Question 40

The ____ object reads a set of characters up to a blank space or a newline character.

A) cout
B) getline
C) cin
D) readline

Question 41

In class terminology, functions are formally referred to as ____________________.

Question 42

The character output function corresponding to get() is ____________________() .

Question 43

By convention, the first character in a string is always designated as position __________________.

Question 44

A common error associated with defining and processing strings is forgetting to include the ____________________ header file when using string class objects.

Question 45

The cout.put(charExp) method places the value of charExp on the ____________________ stream.

Question 46

Two string expressions can be compared for equality by using the standard ____________________ operators.

Question 47

Every key has a(n) ____________________ code, including Enter, the spacebar, Esc, and Ctrl.

Question 48

The first step in creating a library is to encapsulate all of the specialized functions and classes into one or more ____________________ and then store the complete code into one or more files.

Question 49

The length of a string is always one more than the ____________________ number of the last character s position in the string.

Question 50

The int isupper(charExp) function returns a true (non-zero integer) if charExp evaluates to a(n) ____________________ letter.