
Year 10 - Prevision Quiz
Authored by D Hesketh
Computers
11th Grade
Used 2+ times

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17 questions
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1.
MATCH QUESTION
1 min • 1 pt
Match the following so they are related in some way
The furthest left bit of a binary value
Unsigned Binary
The MSB HAS an effect + or -
Hexadecimal
Integer values such as whole numbers
Denary
Multiple of 16 and Remainder
Two's Compliment
The MSB has NO effect + or -
MSB
2.
CATEGORIZE QUESTION
3 mins • 1 pt
Groups:
(a) Lossless
,
(b) Lossy
Data is removed
No data removed
Used on images
Uses RLE pattern
Used on text documents
Reversible
Irreversible
Can get original back
Can't get original back
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Display denary 74 as 8 bit Two's Compliment binary
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Display denary -38 as 8 bit Two's Compliment binary
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Display denary 74 as Hexadecimal
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Display the binary
1 0 1 0 1 0 1 0
as Hexadecimal
7.
CATEGORIZE QUESTION
3 mins • 1 pt
Groups:
(a) ASCII
,
(b) Extended ASCII
,
(c) Unicode
7 bits used
128 Characters
256 characters
8 bits used
16 bits used
65,535 characters
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