Chapter 5

Question 1

accessor

Answer 1

A method that does not return values (of all other types). (156)

Question 2

Application Programming Interface (API)

Answer 2

The set of interfaces in a package or an entire language. (156)

Question 3

aspect ratio

Answer 3

The ratio of an image?s width to its height. (165)

Question 4

default constructor

Answer 4

A constructor without parameters. (156)

Question 5

edge detection

Answer 5

The process of removing the full colors of an image to uncover the outlines of the objects represented in the image. (162)

Question 6

enhanced for loop

Answer 6

A loop that is used to visit each element in a data structure without needing to know their positions in the structure. (158)

Question 7

mutators

Answer 7

A method used to change the value of an attribute of an object. (156)

Question 8

object instantiation

Answer 8

The process of making a new object available to a program by using a constructor with the new operator. (155)

Question 9

object recognition

Answer 9

The detection of objects in images. (162)

Question 10

row-major traversal

Answer 10

In a loop - when the loop marches across a row in a grid - prints the coordinates at each column in the row and then moves on to the next row. (161)

Question 11

sampling rate

Answer 11

The value representing the number of samples captured per second. (167)

Question 12

screen coordinate system

Answer 12

The grid for the display of images; the origin is (0 / 0) in the upper-left corner and the grid extends to the lower-right corner (width -1, height -1). (150)

Question 13

sound clip

Answer 13

The set of samples that represents an approximation of an original analog sound. (167)

Question 14

splicing

Answer 14

The process of placing one sound clip after another to create a new sound. (172)