Binary units of measurement (Edexcel GCSE Computer Science): Quizzes
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Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What format must all information be converted into before a computer can process it?
What format must all information be converted into before a computer can process it?
A sequence of 1s and 0s
What is a bit?
What is a bit?
The smallest unit storing 1 or 0
How many different combinations can a nibble represent?
How many different combinations can a nibble represent?
16
How many bits are in one byte?
How many bits are in one byte?
8
How many bytes are in 1 kibibyte (KiB)?
How many bytes are in 1 kibibyte (KiB)?
1024
Why do binary units use 1024 instead of 1000 as the conversion factor?
Why do binary units use 1024 instead of 1000 as the conversion factor?
Because 1024 equals
What is the binary prefix for gibibyte abbreviated as?
What is the binary prefix for gibibyte abbreviated as?
GiB
To convert from gibibytes to mebibytes, what operation should you perform?
To convert from gibibytes to mebibytes, what operation should you perform?
Multiply by 1024
To convert from bytes to kibibytes, what operation should you perform?
To convert from bytes to kibibytes, what operation should you perform?
Divide by 1024
What is 5 GiB expressed in MiB?
What is 5 GiB expressed in MiB?
5120 MiB
What is 2048 MiB expressed in GiB?
What is 2048 MiB expressed in GiB?
2 GiB
How many times must you divide by 1024 to convert bytes directly to gibibytes?
How many times must you divide by 1024 to convert bytes directly to gibibytes?
Three times