Key Terms Flashcards
Algorithm
set of instructions to achieve a task
Sequence
following instructions one after another
Variable
named container for a value which can be inspected or changed by the program
Iteration
repeated set of instructions, loop eg forever, while true
selection
a choice of which set of code to follow dependent of true/false questions
Program
set of algorithms creates to solve a problem (apps)
input
Entering data into a computer systems
Input devices
Mouse, keyboard, touchscreen
Output
displaying information to a user
Output device
Screen
CPU
central processing unit where every command passes through
RAM
Random Access Memory, fast and volatile data storage containing operating system, current programs and data
ROM
Read Only Memory non-volatile, continues boot strap and BIOS
Volatile
Data is lost when the machine is turned off
Sprite
image