
OCR Byte capacity J277
Authored by Robert Bundock
Computers
11th - 12th Grade
Used 1+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 1: How many bytes are there per character in a text file? (1/2)
0.5
1
1.5
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 2: Which is the smallest of these data capacities? (4/5)
2 KB
2049 bytes
0.5 MB
3 GB
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 3: Which is the largest of these data capacities? (9)
2048 MB
2 GB
2050 MB
100000 KB
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 4: Which formulae can be used to estimate the file size of an image? (7-9)
number of pixels * number of bytes per pixel
number of pixels *
number of pixels wide number of pixels high number of bytes per pixel *
number of pixels wide number of bytes per pixel number of pixels *
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 5: Which formulae can be used to estimate the file size of a sound file? (7-9)
bytes per sample channels height + number of minutes
samples per second number of seconds
samples per second bytes per sample duration
samples per second samples per second channels * duration
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Question 6: How many bytes are needed to store 32769 different colours? (9)
1
2
3
4
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