Program Design And Analysis

Question 1

Software development

Answer 1

Writing a program

Question 2

Object-oriented program

Answer 2

Uses interacting objects

Question 3

Program specification

Answer 3

Description of a task

Question 4

Program design

Answer 4

A written plan, an overview of the solution

Question 5

Program implementation

Answer 5

The code

Question 6

Test data

Answer 6

Input to test the program

Question 7

Program maintenance

Answer 7

Keeping the program working and up to date

Question 8

Top-down development

Answer 8

Implement main class first, subsidiary classes later

Question 9

Independent class

Answer 9

Doesn’t use other classes of the program in its code

Question 10

Bottom-up development

Answer 10

Implement lowest level, independent classes first

Question 11

Driver class

Answer 11

Used to test other classes; contains main method

Question 12

Inheritance relationship

Answer 12

Is-a relationship between classes

Question 13

Composition relationship

Answer 13

Has-a relationship between classes

Question 14

Inheritance hierarchy

Answer 14

Inheritance relationship shown in a tree like diagram

Question 15

UML diagram

Answer 15

Tree-like representation of relationship between classes

Question 16

Data structure

Answer 16

Java construct for storing a data field (e.g., array)

Question 17

Encapsulation

Answer 17

Combining data fields and methods in a class

Question 18

Information hiding

Answer 18

Using private to restrict access

Question 19

Stepwise refinement

Answer 19

Breaking methods into smaller methods

Question 20

Procedural abstraction

Answer 20

Using helper methods

Question 21

Algorithm

Answer 21

Step-by-step process that solves a problem

Question 22

Stub method

Answer 22

Dummy method called by another method being tested

Question 23

Debugging

Answer 23

Fixing errors

Question 24

Robust program

Answer 24

Screens out bad inputs

Question 25

Compile-time error

Answer 25

Usually a syntax error; prevents program from compiling

Question 26

Syntax error

Answer 26

Bad language usage (e.g., missing brace)

Question 27

Run-time error

Answer 27

Occurs during execution (e.g., int division by 0)

Question 28

Exception

Answer 28

Run-time error thrown by Java method

Question 29

Logic error

Answer 29

Program runs but does the wrong thing