Digital Information Lesson 1-4

_______________ is the process of information being turned into a code and being moved from one place to another.

• Binary code

• Morse code

• Information transfer

• QR code

Tags

NGSS.MS-PS4-3

______________ is a code used to transfer information using only the digits 0 and 1 to represent a letter, number, or special character.

• Bar code

• Binary code

• Morse code

• QR code

Tags

NGSS.MS-PS4-3

Which two symbols do computers and other devices use today?

• dots and dashes

• 1 and 2

• A and B

• 0 and 1

Tags

NGSS.MS-PS4-3

How can you tell a computer what to do?

• computer coding

• computer talking

• computation

• none of these

Which of these is the correct sequence for the place values for binary numbers?

• 1, 2, 4, 8, 16, 32, 64, 128
• 1, 2, 4, 6, 8, 10, 12, 14, 16
• 1, 2, 3, 4, 5, 6, 7, 8
• 0, 1

Binary uses 1’s & 0’s to represent data

• True
• False

What is the 4-bit binary number for the decimal number Ten (10)?

• 0010

• 1010

• 0110

• 0101

Which is the best definition for "bit?"

• A set of rules governing the exchange or transmission of data between devices.

• Transmission capacity measured by bit rate.

• A single unit of information in a computer, typically represented as 1 or 0.

• Time it takes for a bit to travel from its sender to its receiver.

• The number of bits that are conveyed or processed per unit of time, for example, bits/second.

Tags

NGSS.MS-PS4-3

DEFINE: Computer Science

• A way of representing information using only two options.

• The visual programming language used in Code.org's online learning system for K-5 students.

• the study of the principles and use of computers.

Hardware or Software?

• Hardware

• Software