One of the advantages of two- or more dimensional arrays is that the data values can be of two or more data types.
A ) True
B ) False
answer
False
question
Multiple-dimensional arrays can be used to model data that occurs in multiple sets.
A ) True
B ) False
answer
True
question
*Which of the following arguments must be passed when passing an array as an argument?
A ) The array itself
B ) An integer that specifies the number of elements in
the array
C ) The data type of the array
D ) The array itself and An integer that specifies the
number of elements in the array
E ) The array itself and The data type of the array
answer
The array itself and An integer that specifies the number of elements in the array
question
Two-dimensional arrays can be thought of as containing ________.
A ) Rows and columns
B ) Lines and pages
C ) Rows and lines
D ) Lines and columns
E ) Rows and pages
answer
Rows and columns
question
In a sequential search algorithm, the Boolean variable used as a flag is initialized to TRUE.
A ) True
B ) False
answer
False
question
The first step in calculating the average of the values in an array is to get the total of the values.
A ) True
B ) False
answer
True
question
What is the term used for the number inside the bracket that specifies the number of values that an array can hold?
A ) Size
B ) Size declarator
C ) Number
D ) Number declarator
E ) None of these
answer
Size declarator
question
*When working with arrays, most programming languages perform ________, which means they do not allow programs to use invalid subscripts.
A ) array bounds checking
B ) buffer overrun protection
C ) bitwise data execution
D ) subscript binding
E ) None of these
answer
array bounds checking
question
*How many subscripts do you need to access one element in a two-dimensional array?
A ) One
B ) Two
C ) Three
D ) Four
E ) None of these
answer
Two
question
Array bounds checking happens at runtime, which is while the program is running.
A ) True
B ) False
answer
True
question
If array name contains a list of names, name[1] is the name of the first person.
A ) True
B ) False
answer
False
question
*The expression score[5] is pronounced ________.
A ) Score of 5
B ) Score 5
C ) Score sub 5
D ) Score of 4
E ) Score sub 4
answer
Score sub 5
question
*________ arrays are two or more arrays that hold related data, and the elements are accessed using a common subscript.
A ) Sequential
B ) Binary
C ) Parallel
D ) Linear
E ) None of these
answer
Parallel
question
Every element in an array is assigned a unique number known as a ________.
A ) subscript
B ) integer
C ) character
D ) number
E ) None of these
answer
subscript
question
*Which is the simplest search technique to use to find an item in an array?
A ) Sequential
B ) Binary
C ) Bubble
D ) Select
E ) None of these
answer
Sequential
question
What type of error occurs when a loop iterates one time too few or one time too many?
A ) Run time error
B ) Off-by-one error
C ) Validation error
D ) Syntax error
E ) All of these
answer
Off-by-one error
question
A partially filled array is normally used with ________.
A ) a library function that performs array insertions
B ) an accompanying variable that holds a copy of the last item stored in the array
C ) an accompanying integer variable that holds the number of items that are actually stored in the array
D ) a warning to the user that some of the elements contain invalid values
E ) None of these
answer
an accompanying integer variable that holds the number of items that are actually stored in the array
question
A three-dimensional array can be thought of as ________ of two-dimensional arrays.
A ) Rows
B ) Columns
C ) Lines
D ) Pages
E ) None of these
answer
Pages
question
Variables work well in many situations, but they have limitations.
A ) True
B ) False
answer
True
question
*Arrays, like variables, can only hold one value at a time.
A ) True
B ) False
answer
False
question
Processing a large number of items in a(n) ________ is usually easier than processing a large number of items stored in separate variables.
A ) Constant
B ) Variable
C ) Array
D ) Loop
E ) None of these
answer
Array
question
What is the term used for the value that is searched for in a search algorithm?
A ) stringValue
B ) searchValue
C ) matchValue
D ) flag
E ) None of these
answer
searchValue
question
When processing the data in a two-dimensional array, each element has two subscripts.
A ) True
B ) False
answer
True
question
Which of the following array declarations would be best suited for storing the retail prices?
A ) Declare String retailPrice[SIZE]
B ) Declare Real retailPrice[SIZE]
C ) Declare Integer retailPrice[SIZE]
D ) All of these
E ) None of these
answer
Declare Real retailPrice[SIZE]
question
What is the subscript for the data value 92 in the example given below?
Declare Integer score [5]= 83, 92, 78, 94, 71
A ) One
B ) Two
C ) A
D ) B
E ) None of these
answer
One
question
*In the following declaration what is the data type of the elements of the array?
Declare Integer numbers [SIZE]
A ) SIZE
B ) numbers
C ) Integer
D ) Declare
E ) None of these
answer
Integer
question
Some programming languages provide this specialized loop that steps through an array, retrieving the value of each element.
A ) While Each
B ) For Each
C ) Repeat Get
D ) Step Loop
E ) None of these
answer
For Each
question
*Which of the following statement is true about the statement below?
Declare Integer score [5] = 83, 92, 78, 94, 71
A ) This is an array declaration.
B ) This is an array initialization.
C ) This is an array size establishment.
D ) This is an array declaration and initialization.
E ) This is an array declaration and size establishment.
answer
This is an array declaration and initialization.
question
Subscripts are used to identify specific elements in an array.
A ) True
B ) False
answer
True
question
*Unlike variables, arrays need to be initialized separately from the declaration.
A ) True
B ) False
answer
False
question
To calculate the total of the values in an array, a loop is used with an accumulator variable.
A ) True
B ) False
answer
True
question
Access the individual elements in an array by using their ________.
A ) Sizes
B ) Numbers
C ) Integers
D ) Subscripts
E ) None of these
answer
Subscripts
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