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WorksheetsY9 representation 3 upper
Total questions: 15
Worksheet time: 21mins
What would the answer be on a binary right shift 2?
10
5
12
30
What would be the answer on a binary left shift 3?
128
160
176
150
The hex value 8C is what in binary?
10001000
11101100
11001100
10001100
220 converted to binary is?
11011100
11100110
11001100
11010001
A picture has a resolution of 300 x 400. What would the file size be in MB?
1.5 MB
0.015 MB
0.0015 MB
0.00015 MB
How many colours could you represent from an 8-bit image?
4
256
128
64
The formula for this image is?
(A AND B) NOT C
(A OR B) AND C
(A AND B ) OR C
(NOT A) OR C
An insertion sort?
compares the next number to the right and sorts
Compares two numbers and sends the highest to the end
Inserts the number exactly in the list
A bubble sort?
Compares the next number to the right and sorts
Compares two numbers and sends the larger number to the right each pass through
Sorts the whole list in one pass through
What is the correct formula here?
Q = (A OR B) AND (C AND D)
Q = (A OR B) AND (C OR D)
Q = (A AND B) AND (C OR D)
Q = (A OR B) OR (C OR D)
State the capacity in Gigabytes of a 2TB hard drive
20
200
2000
20,000
If saved, what size would the following file be - "hello"
1 GB
5 MB
5 bytes
5 kilobytes
Select the character sets below
ASCII
QWERTY
Hex
English
A GIF is 10 KB. How many GIFs would fit into a MB?
1000
10
100
10,000
What would the digital clock display?
17.14
15.35
17.34
18.35
