COP2253 Zybooks Chapter Six

Question 1

method

Answer 1

a grouping of predefined statements for repeatedly used operations

Question 2

method definition

Answer 2

consists of the new method’s name and a block of statements

Question 3

method call

Answer 3

an invocation of a method’s name, causing the method’s statements to execute

Question 4

block

Answer 4

a list of statements surrounded by braces

Question 5

method’s must be defined within a:

Answer 5

class

Question 6

public

Answer 6

the method may be called from any class in the program

Question 7

static

Answer 7

the method only uses values that are passed to the method

Question 8

parameter

Answer 8

a method input specified in a method definition

Question 9

argument

Answer 9

a value provided to a method’s parameter during a method call

Question 10

parameters are assigned with argument values by:

Answer 10

position

Question 11

return statement

Answer 11

used by a method to return one value

Question 12

void

Answer 12

the method does not return any value (and cannot be used within an expression)

Question 13

modular development

Answer 13

the process of dividing a program into separate modules that can be developed and tested separately and then integrated into a single program

Question 14

incremental development

Answer 14

the process in which a programmer writes, compiles, and tests a small amount of code, then a small amount more, and so on.

Question 15

method stub

Answer 15

a method definition whose statements have not yet been written

Question 16

unit testing

Answer 16

the process of individually testing a small part or unit of a program, typically a method

Question 17

testbench

Answer 17

a separate program whose sole purpose it to check that a method return correct output values for a variety of input values

Question 18

test vector

Answer 18

a unique set of input values used to test a program

Question 19

the scope of a variable declared inside a method is limited to:

Answer 19

that method

Question 20

field (or class member variable)

Answer 20

a variable declared within a class but outside any method

Question 21

method overloading (or method name overloading)

Answer 21

when a program has two methods with the same name but differing in the number or types of parameters

Question 22

documentation

Answer 22

a written description of a program and its various parts, intended to be read by programmers who must maintain or interface with the program

Question 23

Javadoc

Answer 23

a tool that parses specially formatted multi-line comments to generate program documentation in HTML format

Question 24

doc comments

Answer 24

begin with /** and end with */

Question 25

block tags

Answer 25

a tag in the form @keyword