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1.
The range of representable normalized numbers in the floating point binary fractional representation in a 32-bit word with 1-bit sign, 8-bit excess 128 biased exponent and 23-bit mantissa is
2.
The hexadecimal equivalent of the binary integer number 110101101 is:
3.
Consider the values A = 2.0 x 1030, B =-2.0 x 1030, C= 1.0, and the sequence
X: = A + B Y: = A + C
X: = X + C Y: = Y + B
executed on a computer where floating-point numbers are represented with 32 bits. The values for X and Y will be
X: = A + B Y: = A + C
X: = X + C Y: = Y + B
executed on a computer where floating-point numbers are represented with 32 bits. The values for X and Y will be
4.
Consider the equation (43)x = (y3)8 where x and y are unknown. The number of possible solutions is ________.
5.
(ii) 0011 + 0111
(iii) 1111 + 0111
Using a 4-bit 2’s complement arithmetic, which of the following additions will result in an overflow?
(i) 1100 + 1100(ii) 0011 + 0111
(iii) 1111 + 0111
6.
The number (123456)8 is equivalent to
7.
Sign extension is a step in
8.
In 2' s complement addition, overflow
9.
The number 43 in 2's complement representation is
10.
The 2' s complement representation of the decimal value - 15 is