7. Software Development

Question 1

4 types of programming languages

Answer 1

Interpretive code; compiled code; assembly languages; query languages

Question 2

pseudo code

Answer 2

plain language description of an algorithm that can be written in any language

Question 3

Arrays (3)

Answer 3

store elements of the same data type; perform operations on an entire set of values at once; zero indexed

Question 4

constants are

Answer 4

numeric values that never change in our code

Question 5

Conditional execution, 3 main types

Answer 5

if/then/else (boolean); for loops; while loops

Question 6

Functions are used to

Answer 6

create reusable code segments that can be called many times (avoids mistakes)

Question 7

Object oriented programming uses

Answer 7

a class (series) of objects that have common components (products, etc.). not step by step instructions

Question 8

2 major components of objects

Answer 8

attributes and methods

Question 9

attributes are

Answer 9

the properties or variables associated with an object (name, weight, price)

Question 10

methods are

Answer 10

the functions or procedures (actions) we can take on an object (get price, set price). Tied to the object, not generally available like functions

Question 11

Each copy of an object is called an

Answer 11

instance of the object (bicycle, TV, etc). Each instance is referenced by name, and we can call methods on that instance