WorksheetsRepresentation 2
Total questions: 20
Worksheet time: 22mins
How many bytes in a megabyte
1000
10,0000
100,000
1,000,000
A 2 - bit plane can represent how many colours?
2
4
16
64
What is 01000011 in denary
67
68
70
77
what is 120 in binary
01110000
00111100
01111000
10001100
what is 6D (hex) in denary?
102
111
108
109
Which sound wave has the greatest amplitude?
Sound wave 1
Sound wave 2
Neither have amplitude
Which sound wave has the highest frequency?
Sound wave 1
Sound wave 2
Neither have frequency
What's the binary code for row 3?
0110
1001
0011
0001
72KB is what as a MB
0.000072
0.072
720,000
0.72
40,000 bytes equals what in GB
40
0.004
0.00004
0.00000004
What's the resolution of this image?
16
8
12
4
How many bits does a nibble have?
2
4
8
18
What is binary?
base 10
base 2
base 16
How many bits in a 8-bit system
257
241
255
186
An 6-bit image of 1400 x 400 pixels
Answer in KB =
42,000
420
0.42
42
A 16-bit image 800 x 400 of pixels
Answer in MB =
6.4
0.000064
64
0.64
what is 150 in binary
10010110
10110011
11000011
10001011
what is 200 in hex
D7
D9
C9
C8
If a sound is sampled more frequently...
The smaller the file
The larger the file
The audio is higher quality
The audio is lower quality
What is a pixel
A small square that holds a binary code
Part of an image on a screen
A small square that is attached to the motherboard
A device that fetches and decodes instructions
