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Twos Complement (GCSE Computing)
The following is a GCSE Computing test covering 'Twos Complement' from the broader topic 1. Data Representation. The test is geared towards the CAMBRIGE-IGCSE exam board style syllabus.Incorrect: 0
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What is the 8-bit two’s complement representation of +13?
What decimal value does 11111111 (8-bit two’s complement) represent?
When does overflow occur in two’s complement addition?
In two’s complement, when the MSB is 1 the value is:
What decimal value does the 4-bit two’s complement 1001 represent?
What decimal value does the 8-bit two’s complement 11101010 represent?
What is the representable range for 6-bit two’s complement?
To compute A - B using two’s complement arithmetic you should:
What is the numeric range representable in 4-bit two’s complement?
Convert -45 to 8-bit two’s complement.
Add 8-bit two’s complement 01000001 (+65) and 01000001 (+65). What is the correct conclusion?
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