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University of Cape TownCOMPUTER S AQAAQA-75172-QP-JUN18.
- Exam (elaborations) • 28 pages • 2021
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Shade one lozenge to indicate which of the unsigned numbers listed in 
Table 1 has the largest value. 
Table 1 
Number 
base 
Number Largest value 
(shade one) 
Binary 
Hexadecimal 30A 
Decimal 396 
[1 mark] 
Questions 01.2 and 01.3 use a normalised floating point representation with a 7-bit 
mantissa and a 5-bit exponent, both stored using two’s complement. 
The following is a floating point representation of a number: 
0 1 . 2 Calculate the decimal equivalent of the number. You must show yo...
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