Deck 18: A Ray of Sunshine One-Dimensional Arrays

Question 1

Superscripts are assigned by the computer when an array is created in internal memory.

Answer 1

False

Question 2

The most commonly used arrays in business applications are three-dimensional.

Answer 2

False

Question 3

You distinguish one variable in a one-dimensional array from another variable in the array using a unique number, called a(n) ____.

A) superscript
C) array identifier
B) identifier
D) subscript

Answer 3

D

Question 4

When you group together related variables, the group is referred to as a(n) ____ of variables.

A) array
C) set
B) group
D) collection

Question 5

The first variable in a one-dimensional array is assigned a subscript of ____.

A) 0
C) 2
B) 1
D) 3

Question 6

At times, you will encounter situations where some of the variables in an application are related to each other.

Question 7

To refer to the first variable in a one-dimensional String array named strFriends, you use strFriends(0)-read "strFriends sub zero."

Question 8

To sort the values in a one-dimensional array in ascending order, you use the ____ method.

A) Array.Order
C) Array.Sort
B) Array.Arrange
D) Array.Organize

Question 9

Each variable in an array has the same name and data type.

Question 10

The ____ indicates the variable's position in the array.

A) superscript
C) array identifier
B) subscript
D) identifier

Question 11

If the subscript of an array is not in the acceptable range, the procedure should try to access the array element to verify the correct range.

Question 12

The elements in a numeric array are initialized to the number 1.

Question 13

The contents of the variables (elements) in an array cannot be displayed.

Question 14

Arranging data in a specific order is called ____.

A) arranging
C) organizing
B) ordering
D) sorting

Question 15

Assigning initial values to an array is often referred to as ____ the array.

A) populating
C) inserting
B) initialing
D) filling

Question 16

The For…Next statement is not appropriate when you do not know the exact number of times the loop instructions should be repeated.

Question 17

A simple variable, also called a ____ variable, is one that is unrelated to any other variable in memory.

A) scale
C) scalar
B) scaling
D) plain

Question 18

In most applications, the values stored in an array come from a file on the computer's disk and are assigned to the array after it is declared.

Question 19

When an array is sorted in descending order, the first element in the array contains the largest value and the last element contains the smallest value.

Question 20

In the cases when you encounter situations where some variables are related, it is easier and more efficient to treat the related variables separately.

Question 21

If a subscript is valid, it is said to be in ____.

A) order
C) index
B) value
D) range

Question 22

To sort a one-dimensional array in descending order, you first sort the values in ascending order, and then use the ____ method to reverse the array elements.

A) Array.Reverse
C) Array.Descending
B) Array.Change
D) Array.Flip

Question 23

Attempting to access an element with an invalid subscript results in a(n) ____.

A) warning
C) increase in array size
B) runtime error
D) code correction

Question 24

The ____ statement assigns the content of txtState.text.toupper to strSearchFor.

A) strSearchFor = txtState.text.toupper
B) txtState.text.toupper = strSearchFor
C) strSearchFor > txtState.text.toupper
D) txtState.text.toupper > strSearchFor

Question 25

In an array, another term for subscript is ____.

A) catalog
C) index
B) guide
D) key