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2.2. Data representation
A subsection of Computer Science, 9608, through 2. Fundamental Problem-solving and Programming Skills
Listing 1 of 1 questions
The Accumulator is a register. The current contents of the Accumulator are: The current contents of the Accumulator represent an unsigned binary integer. Convert the value in the Accumulator into denary. Convert the value in the Accumulator into hexadecimal. The current contents of the Accumulator represent a two’s complement binary integer. Convert the value in the Accumulator into denary. The binary integer represents a character from the computer’s character set. Define the term character set. Explain the differences between the ASCII and Unicode character sets. The ASCII code for ‘A’ is 41 in hexadecimal. Calculate the ASCII code in hexadecimal for ‘Z’. Show your working. Working ASCII code in hexadecimal for ‘Z’
9608_s18_qp_12
THEORY
2018
Paper 1, Variant 2
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