Digital Information

Digital Information

9th - 12th Grade

18 Qs

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Digital Information

Digital Information

Assessment

Quiz

Computers

9th - 12th Grade

Practice Problem

Easy

Created by

Karen Hersh

Used 1+ times

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18 questions

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1.

MATCH QUESTION

5 mins • 9 pts

Everything that happens on a computer is the result of real-world physical signals.

Match the computer-related items with their real-world physical signals.

Optical discs (CDs and DVDs)

Tiny particles with a north or south magnetic charge

Data traveling through a wire

Positive and negative charges

Hard drives

Microscopic light and dark spots

2.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Media Image

When a physical signal is interpreted by the computer, it’s called digital data. Each individual signal interpreted is called...

A bit

A byte

A flop

Throughput

3.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Media Image

Eight bits together are called a/an...

octal

byte

cycle

Hertz

4.

FILL IN THE BLANK QUESTION

5 mins • 5 pts

Media Image

Each byte has _______ possible combinations of ones and zeros–from eight zeros all the way up to eight ones.

5.

DRAG AND DROP QUESTION

5 mins • 5 pts

Media Image

Old video games, like Super Mario Bros., were limited to 256 colors because they had ​ ​ (a)   .

8-bit graphics
32-bit graphics
64-bit graphics
16-bit graphcis

6.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Media Image

When encoding text, each character of text has a unique _____________ to represent it.

binary code

kilobyte

hexadecimal number

megabit

7.

DRAG AND DROP QUESTION

5 mins • 8 pts

Media Image

Integers can have a positive or negative value, so computers encode that information by using the first bit for the sign: one for​ (a)   and zero for ​ (b)   .

positive
negative
neutral
exponential

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