IT Vocab 3

Question 1

A numbering system that uses sixteen digits, 0 through 9, and A through F

Answer 1

Hexadecimal system

Question 2

A numbering system that uses ten digits, 0 through 9

Answer 2

Decimal System

Question 3

An early computing machine that used punched cards and metal pins. It was used to compile the 1890 US Census

Answer 3

Hollerith’s Tabulating Machine

Question 4

Information that a computer returns to a user such as images on a screen, sounds from speakers, and printed pages

Answer 4

Output

Question 5

A discipline that is dedicated to meeting the computer needs of a business, schools, governments and other organizations

Answer 5

Information Technology

Question 6

The study of computers and computing concepts. In practice, deals with creating software and using computers to solve problems

Answer 6

Computer science

Question 7

The smallest unit of digital information, represented by a 1 or 0

Answer 7

Bit

Question 8

A numbering system that uses two digits, 0 and 1.

Answer 8

Binary system

Question 9

An international 16-bit encoding standard that accommodates character sets from multiple languages, with each letter, digit, or symbol being assigned a unique numeric value

Answer 9

Unicode

Question 10

The fastest, most powerful computers that exist at a given time. These computers have processing capabilities designed to solve problems that are too complex for regular computers. They play vital roles in the advancement of national defense, science, and social change

Answer 10

Supercomputers

Question 11

The saving of information on memory chips, discs, or other storage media by a computer for later use

Answer 11

Storage

Question 12

A group of eight bits joined together

Answer 12

Byte

Question 13

A physical signal, such as text, numbers, graphics, or sound, interpreted by converting it into binary numbers

Answer 13

Digital Data

Question 14

A system for making digital resources publicly available over the internet using a web browser that paved the way for email, chatrooms, and social media sites

Answer 14

World Wide Web

Question 15

Personal behavior that build responsibility and trust

Answer 15

Ethics

Question 16

The representation of text by assigning a unique binary code to each character

Answer 16

Encoded text

Question 17

A discipline that involves collecting and utilizing data to help organizations know what information they need, how to generate it, and how to turn it into meaningful decisions

Answer 17

Information systems

Question 18

A mobile phone that functions as a computer and allows users to access the internet

Answer 18

Smartphone

Question 19

The operations performed by a computer to retrieve, transform or classify information

Answer 19

Processing

Question 20

The measurement in bytes of the volume that a storage device can contain

Answer 20

Storage space

Question 21

a field of study that looks at how computers and other kinds of technology interact with humans

Answer 21

Human-computer interaction

Question 22

The representation of integers using a group of bytes. Normally, one bit in one of the bytes represents the sign, 1 for negative and 0 for positive. The remaining 31 bits are used to encode the number itself using binary digits

Answer 22

Encoded integers

Question 23

a smaller, faster, cheaper, and a more durable electronic device that replaced mechanical relays, which were slow and tended to wear down over time

Answer 23

transistor

Question 24

Information that a user physically enters into a computer by pressing a key on a keyboard, clicking a mouse, tapping a touch screen, pushing a button on a game controller, speaking into a microphone, etc..

Answer 24

Input

Question 25

An electronic device that allowed entire computers to be built into a single board, replacing modules for each part of the computer. Microchips paved the way for personal computer ownership

Answer 25

Microchip

Question 26

Pronounced “ask-ee” and short for American Standard Code for Information Interchange, the most common format for text files in computers on the internet where each character is represented by a unique 7-bit binary code

Answer 26

ASCII