Unit 2 vocab

Question 1

pair programming

Answer 1

a common model of programming that facilitates collaboration

Question 2

program

Answer 2

a collection of program statements that performs a specific task when run by a computer. Often referred to as software.

Question 3

code segment

Answer 3

a collection of program statements that are part of a program

Question 4

behavior of a program

Answer 4

how a program functions during execution; often described by how a user interacts with it.

Question 5

event

Answer 5

associated with an action and supplies input data to a program.

Question 6

program documentation

Answer 6

a written description of the function of a code segment, event, procedure, or program and how it was developed

Question 7

comments

Answer 7

a form of program documentation written into the program to be read by people and do not affect how a program runs

Question 8

iterative development process

Answer 8

a development process that requires refinement and revision based on feedback, testing, or reflection throughout the process

Question 9

incremental development process

Answer 9

a development process that breaks the problem into smaller pieces and makes sure each piece works before adding it to the whole

Question 10

program inputs

Answer 10

data sent to a computer for processing by a program. Input can come in a variety of forms, such as tactile, audio, visual, or text

Question 11

variable

Answer 11

an abstraction inside a program that can hold a value; each one has associated data storage that represents ONE value at a time, but that value can be a list or other collection that in turn contains multiple values

Question 12

conditional statements (if statements)

Answer 12

code statements that affect the sequential flow of control by executing different statements based on the value of a Boolean expression

Question 13

Boolean value

Answer 13

either true or false

Question 14

nested conditional statements

Answer 14

consist of conditional statements within conditional statements

Question 15

iteration statements

Answer 15

code statements that change the sequential flow of control by repeating a set of statements zero or more times, until a stopping condition is met

Question 16

procedure

Answer 16

a named group of programming instructions that may have parameters and return values

Question 17

parameters

Answer 17

input variables of a procedure

Question 18

arguments

Answer 18

specify the values of the parameters when a procedure is called

Question 19

program outputs

Answer 19

any data sent from a program to a device; can come in a variety of forms, such as tactile, audio, visual, or text