thinking abstractly + basics

Question 1

what is the nature of abstraction

Answer 1

removing excessive details so it only consists of key features

Question 2

what is the need for abstraction

Answer 2

to allow non expert programmers to make use of systems and models

Question 3

what is the difference between abstraction and reality

Answer 3

abstraction is a simplifed version of reality

Question 4

what is a variable

Answer 4

labeled peice of data stored in memory

Question 5

what is a local and global variable

Answer 5

local variable - declared and only used inside a block of code
global variable - accessed across the whole program

Question 6

what is a procedure and function

Answer 6

block of code designed to perform a specifc task , function has to return a value and procedure doesnt

Question 7

what is a parameter

Answer 7

allows values to be passed into a function

Question 8

what is IDE

Answer 8

set of tools that make it easier for programmers to write develop and debug code .