Data Representation GCSE Computer Science Revision

Data Representation GCSE Computer Science Revision

8th Grade

16 Qs

quiz-placeholder

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Data Representation GCSE Computer Science Revision

Data Representation GCSE Computer Science Revision

Assessment

Quiz

Computers

8th Grade

Medium

Created by

Janet Ryalls

Used 352+ times

FREE Resource

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what is the maximum value an 8 bit binary number can have?

8

255

128

256

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which number could be a Hexadecimal number?

FG

AD

IP

CT

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what is the denery (decimal) value of the binary number

0101

101

16

5

9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

convert 12 to a binary number nd you get....

01100

01010

11000

10101

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

which file extension could be a picture

.mp3

.jpg

.xls

.doc

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a picture is 100 pixels by 10 pixels and uses 3 bits per pixel for colours how many colours can it have

3000

8

1000

3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If a picture is 100 pixels by 10 pixels and uses 3 bits per pixel for colours, what is the file size in bits

3000

300

1000

8000

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