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Number Systems (GCSE Computing)
The following is a GCSE Computing test covering 'Number Systems' 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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Question 1
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Below a typical questions that will be covered in this test. You final score will be logged on your account
Convert the decimal number 100 to binary.
Convert the binary fraction 0.101 to denary.
What is the 8-bit two`s complement representation of -1?
What is the decimal equivalent of hexadecimal A3?
Which character set supports a very large range of international characters (more than ASCII)?
For n bits, which formula gives the maximum unsigned integer value?
What is the 8-bit two`s complement representation of -5?
How many bits are in a nibble?
What is the hexadecimal representation of the binary byte 11110000?
What is the purpose of a parity bit in simple binary communication?
What is the denary value of the 8-bit binary 11011010?
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