2.2.1 - 2.2.2 Notes

Question 1

innovations that include a computer or program code as an integral part of their functionality, made up of physical, nonphysical computing software, and nonphysical computer concepts

Answer 1

computing innovation

Question 2

How information is passed through the Internet. They contain chunks of data, which are encapsulated in packets.

Answer 2

data stream

Question 3

a global computer network consisting of interconnected networks that use standardized, open communication protocols. It relies on TCP/ IP for communication between devices

Answer 3

internet

Question 4

electronic devices use these to store data, hold electronic charges

Answer 4

transitors

Question 5

A base 2 numeral system that represents all numbers, using only the two digits 0 and 1.

Answer 5

binary number system

Question 6

Eight bits, able to represent 256 distinct values (abbreviated “b”).

Answer 6

byte

Question 7

An error that occurs when a computer attempts to handle a number that is outside of the defined range of values.

Answer 7

overflow error

Question 8

A standard that computers use to represent letters, numbers, and symbols

Answer 8

ASCII (American Standard Code for Information Interchange)

Question 9

A very common concept in computer science and information technology meaning that a lot of the detail of a system or a process is hidden, allowing the user to focus on the details that are important for the task at hand

Answer 9

abstraction

Question 10

short for “picture element” it is the fundamental unit of a digital image, typically a tiny square or dot which contains a single point of color of a larger image.

A single dot in an image. Many color monitors actually have three dots (red, blue, and green) for each pixel, but it is referred to as one pixel.

Answer 10

pixel